Merge branch 'master' of https://github.com/Citadel-Station-13/Citadel-Station-13 into upstream-merge-27474

code/modules/admin/admin.dm

@@ -419,13 +419,18 @@
 	set desc="Restarts the world immediately"
 	if (!usr.client.holder)
 		return
-	var/confirm = alert("Restart the game world?", "Restart", "Yes", "Cancel")
-	if(confirm == "Cancel")
-		return
-	if(confirm == "Yes")
-		SSticker.delay_end = 0
+
+	var/list/options = list("Regular Restart", "Hard Restart (No Delay/Feeback Reason)", "Hardest Restart (No actions, just reboot)")
+	var result = input(usr, "Select reboot method", "World Reboot", options[1]) as null|anything in options
+	if(result)
 		SSblackbox.add_details("admin_verb","Reboot World") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
-		world.Reboot("Initiated by [usr.client.holder.fakekey ? "Admin" : usr.key].", "end_error", "admin reboot - by [usr.key] [usr.client.holder.fakekey ? "(stealth)" : ""]", 10)
+		switch(result)
+			if("Regular Restart")
+				SSticker.Reboot("Initiated by [usr.client.holder.fakekey ? "Admin" : usr.key].", "end_error", "admin reboot - by [usr.key] [usr.client.holder.fakekey ? "(stealth)" : ""]", 10)
+			if("Hard Restart (No Delay, No Feeback Reason)")
+				world.Reboot()
+			if("Hardest Restart (No actions, just reboot)")
+				world.Reboot(fast_track = TRUE)		
 
 /datum/admins/proc/end_round()
 	set category = "Server"

code/modules/admin/fun_balloon.dm

@@ -60,7 +60,7 @@
 		message_admins("[key_name_admin(ghost)] has taken control of ([key_name_admin(body)])")
 		body.ghostize(0)
 		body.key = ghost.key
-		new /obj/effect/overlay/temp/gravpush(get_turf(body))
+		new /obj/effect/temp_visual/gravpush(get_turf(body))
 
 /obj/effect/fun_balloon/sentience/emergency_shuttle
 	name = "shuttle sentience fun balloon"
@@ -79,7 +79,7 @@
 /obj/effect/fun_balloon/scatter/effect()
 	for(var/mob/living/M in range(effect_range, get_turf(src)))
 		var/turf/T = find_safe_turf()
-		new /obj/effect/overlay/temp/gravpush(get_turf(M))
+		new /obj/effect/temp_visual/gravpush(get_turf(M))
 		M.forceMove(T)
 		to_chat(M, "<span class='notice'>Pop!</span>")
 

code/modules/admin/player_panel.dm

@@ -442,7 +442,7 @@
 			dat += "</table>"
 
 		for(var/datum/gang/G in SSticker.mode.gangs)
-			dat += "<br><table cellspacing=5><tr><td><B>[G.name] Gang: <a href='?_src_=holder;gangpoints=\ref[G]'>[G.points] Influence</a> | [round((G.territory.len/GLOB.start_state.num_territories)*100, 1)]% Control</B></td><td></td></tr>"
+			dat += "<br><table cellspacing=5><tr><td><B>[G.name] Gang: [round((G.territory.len/GLOB.start_state.num_territories)*100, 1)]% Control</B></td><td></td></tr>"
 			for(var/datum/mind/N in G.bosses)
 				var/mob/M = N.current
 				if(!M)

code/modules/admin/topic.dm

@@ -282,6 +282,11 @@
 		message_admins("<span class='adminnotice'>[key_name_admin(usr)] edited the Emergency Shuttle's timeleft to [timer] seconds.</span>")
 		href_list["secrets"] = "check_antagonist"
 
+	else if(href_list["trigger_centcom_recall"])
+		if(!check_rights(R_ADMIN))
+			return
+
+			usr.client.trigger_centcom_recall()
 	else if(href_list["toggle_continuous"])
 		if(!check_rights(R_ADMIN))
 			return
@@ -1170,7 +1175,7 @@
 		if(!check_rights(R_ADMIN))
 			return
 
-		if(SSticker.HasRoundStarted())
+		if(SSticker.HasRoundStarted())
 			return alert(usr, "The game has already started.", null, null, null, null)
 		var/dat = {"<B>What mode do you wish to play?</B><HR>"}
 		for(var/mode in config.modes)
@@ -1184,7 +1189,7 @@
 		if(!check_rights(R_ADMIN))
 			return
 
-		if(SSticker.HasRoundStarted())
+		if(SSticker.HasRoundStarted())
 			return alert(usr, "The game has already started.", null, null, null, null)
 		if(GLOB.master_mode != "secret")
 			return alert(usr, "The game mode has to be secret!", null, null, null, null)
@@ -1199,21 +1204,21 @@
 		if(!check_rights(R_ADMIN|R_SERVER))
 			return
 
-		if (SSticker.HasRoundStarted())
+		if (SSticker.HasRoundStarted())
 			return alert(usr, "The game has already started.", null, null, null, null)
 		GLOB.master_mode = href_list["c_mode2"]
 		log_admin("[key_name(usr)] set the mode as [GLOB.master_mode].")
 		message_admins("<span class='adminnotice'>[key_name_admin(usr)] set the mode as [GLOB.master_mode].</span>")
 		to_chat(world, "<span class='adminnotice'><b>The mode is now: [GLOB.master_mode]</b></span>")
 		Game() // updates the main game menu
-		world.save_mode(GLOB.master_mode)
+		SSticker.save_mode(GLOB.master_mode)
 		.(href, list("c_mode"=1))
 
 	else if(href_list["f_secret2"])
 		if(!check_rights(R_ADMIN|R_SERVER))
 			return
 
-		if(SSticker.HasRoundStarted())
+		if(SSticker.HasRoundStarted())
 			return alert(usr, "The game has already started.", null, null, null, null)
 		if(GLOB.master_mode != "secret")
 			return alert(usr, "The game mode has to be secret!", null, null, null, null)
@@ -1511,17 +1516,6 @@
 
 		usr.client.cmd_admin_animalize(M)
 
-	else if(href_list["gangpoints"])
-		var/datum/gang/G = locate(href_list["gangpoints"]) in SSticker.mode.gangs
-		if(G)
-			var/newpoints = input("Set [G.name ] Gang's influence.","Set Influence",G.points) as null|num
-			if(!newpoints)
-				return
-			message_admins("[key_name_admin(usr)] changed the [G.name] Gang's influence from [G.points] to [newpoints].</span>")
-			log_admin("[key_name(usr)] changed the [G.name] Gang's influence from [G.points] to [newpoints].</span>")
-			G.points = newpoints
-			G.message_gangtools("Your gang now has [G.points] influence.")
-
 	else if(href_list["adminplayeropts"])
 		var/mob/M = locate(href_list["adminplayeropts"])
 		show_player_panel(M)
@@ -1799,18 +1793,18 @@
 		if(!check_rights(R_ADMIN))
 			return
 
-		var/mob/M = locate(href_list["languagemenu"]) in GLOB.mob_list
-		if(!ismob(M))
-			to_chat(usr, "This can only be used on instances of type /mob.")
+		var/mob/M = locate(href_list["languagemenu"]) in GLOB.mob_list
+		if(!ismob(M))
+			to_chat(usr, "This can only be used on instances of type /mob.")
 			return
-		var/datum/language_holder/H = M.get_language_holder()
-		H.open_language_menu(usr)
+		var/datum/language_holder/H = M.get_language_holder()
+		H.open_language_menu(usr)
 
 	else if(href_list["traitor"])
 		if(!check_rights(R_ADMIN))
 			return
 
-		if(!SSticker.HasRoundStarted())
+		if(!SSticker.HasRoundStarted())
 			alert("The game hasn't started yet!")
 			return
 
@@ -2161,7 +2155,7 @@
 	else if(href_list["kick_all_from_lobby"])
 		if(!check_rights(R_ADMIN))
 			return
-		if(SSticker.IsRoundInProgress())
+		if(SSticker.IsRoundInProgress())
 			var/afkonly = text2num(href_list["afkonly"])
 			if(alert("Are you sure you want to kick all [afkonly ? "AFK" : ""] clients from the lobby??","Message","Yes","Cancel") != "Yes")
 				to_chat(usr, "Kick clients from lobby aborted")
@@ -2242,20 +2236,20 @@
 		if(href_list["viewruntime_backto"])
 			error_viewer.show_to(owner, locate(href_list["viewruntime_backto"]), href_list["viewruntime_linear"])
 		else
-			error_viewer.show_to(owner, null, href_list["viewruntime_linear"])
-	else if(href_list["showrelatedacc"])
-		var/client/C = locate(href_list["client"]) in GLOB.clients
-		var/list/thing_to_check
-		if(href_list["showrelatedacc"] == "cid")
-			thing_to_check = C.related_accounts_cid
-		else
-			thing_to_check = C.related_accounts_ip
-		thing_to_check = splittext(thing_to_check, ", ")
-
-
-		var/dat = "Related accounts by [uppertext(href_list["showrelatedacc"])]:<br>"
-		for(var/thing in thing_to_check)
-			dat += "[thing]<br>"
-
-		usr << browse(dat, "size=420x300")
-
+			error_viewer.show_to(owner, null, href_list["viewruntime_linear"])
+	else if(href_list["showrelatedacc"])
+		var/client/C = locate(href_list["client"]) in GLOB.clients
+		var/list/thing_to_check
+		if(href_list["showrelatedacc"] == "cid")
+			thing_to_check = C.related_accounts_cid
+		else
+			thing_to_check = C.related_accounts_ip
+		thing_to_check = splittext(thing_to_check, ", ")
+
+
+		var/dat = "Related accounts by [uppertext(href_list["showrelatedacc"])]:<br>"
+		for(var/thing in thing_to_check)
+			dat += "[thing]<br>"
+
+		usr << browse(dat, "size=420x300")
+

code/modules/admin/verbs/playsound.dm

@@ -52,10 +52,7 @@
 	if(!check_rights(R_SOUNDS))
 		return
 
-	if(SSticker)
-		SSticker.round_end_sound = fcopy_rsc(S)
-	else
-		return
+	SSticker.SetRoundEndSound(S)
 
 	log_admin("[key_name(src)] set the round end sound to [S]")
 	message_admins("[key_name_admin(src)] set the round end sound to [S]")

code/modules/admin/verbs/randomverbs.dm

@@ -1194,3 +1194,16 @@ GLOBAL_LIST_EMPTY(custom_outfits) //Admin created outfits
 	message_admins(msg)
 	admin_ticket_log(target, msg)
 	log_admin("[key_name(usr)] punished [key_name(target)] with [punishment].")
+
+
+/client/proc/trigger_centcom_recall()
+	if(!holder)
+		return
+	var/message = pick(GLOB.admiral_messages)
+	message = input("Enter message from the on-call admiral to be put in the recall report.", "Admiral Message", message) as text|null
+
+	if(!message)
+		return
+
+	message_admins("[key_name_admin(usr)] triggered a Centcom recall, with the admiral message of: [message]")
+	log_game("[key_name(usr)] triggered a Centcom recall, with the message of: [message]")

code/modules/assembly/flash.dm

@@ -172,11 +172,11 @@
 
 /obj/item/device/assembly/flash/cyborg/attack(mob/living/M, mob/user)
 	..()
-	new /obj/effect/overlay/temp/borgflash(get_turf(src))
+	new /obj/effect/temp_visual/borgflash(get_turf(src))
 
 /obj/item/device/assembly/flash/cyborg/attack_self(mob/user)
 	..()
-	new /obj/effect/overlay/temp/borgflash(get_turf(src))
+	new /obj/effect/temp_visual/borgflash(get_turf(src))
 
 /obj/item/device/assembly/flash/cyborg/attackby(obj/item/weapon/W, mob/user, params)
 	return

code/modules/atmospherics/gasmixtures/reactions.dm

@@ -76,7 +76,6 @@
 /datum/gas_reaction/freon/react(datum/gas_mixture/air, turf/open/location)
 	. = NO_REACTION
 	if(location && location.freon_gas_act())
-		air.gases["freon"][MOLES] -= MOLES_PLASMA_VISIBLE
 		. = REACTING
 
 //water vapor: puts out fires?

code/modules/awaymissions/capture_the_flag.dm

@@ -433,7 +433,7 @@
 
 /obj/item/projectile/beam/ctf/red
 	icon_state = "laser"
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/red_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/red_laser
 
 // BLUE TEAM GUNS
 
@@ -448,7 +448,7 @@
 
 /obj/item/projectile/beam/ctf/blue
 	icon_state = "bluelaser"
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/blue_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/blue_laser
 
 /datum/outfit/ctf
 	name = "CTF"

code/modules/client/client_procs.dm

@@ -672,3 +672,7 @@ GLOBAL_LIST(external_rsc_urls)
 		CRASH("change_view called without argument.")
 
 	view = new_size
+
+/client/proc/AnnouncePR(announcement)
+	if(prefs && prefs.chat_toggles & CHAT_PULLR)
+		to_chat(src, announcement)

code/modules/clothing/under/miscellaneous.dm

@@ -211,6 +211,14 @@
 	item_state = "black_suit_fem"
 	item_color = "black_suit_fem"
 
+/obj/item/clothing/under/suit_jacket/green
+	name = "green suit"
+	desc = "A green suit and yellow necktie. Baller."
+	icon_state = "green_suit"
+	item_state = "dg_suit"
+	item_color = "green_suit"
+	can_adjust = 0
+
 /obj/item/clothing/under/suit_jacket/red
 	name = "red suit"
 	desc = "A red suit and blue tie. Somewhat formal."

code/modules/clothing/under/syndicate.dm

@@ -18,7 +18,7 @@
 
 /obj/item/clothing/under/syndicate/sniper
 	name = "Tactical turtleneck suit"
-	desc = "A double seamed tactical turtleneck disguised as a civillian grade silk suit. Intended for the most formal operator. The collar is really sharp"
+	desc = "A double seamed tactical turtleneck disguised as a civilian grade silk suit. Intended for the most formal operator. The collar is really sharp"
 	icon_state = "really_black_suit"
 	item_state = "bl_suit"
 	item_color = "black_suit"

code/modules/fields/fields.dm

@@ -33,6 +33,7 @@
 	var/process_edge_turfs = FALSE	//Don't do this either unless it's absolutely necessary, you can just track what things are inside manually or on the initial setup.
 	var/setup_edge_turfs = FALSE	//Setup edge turfs/all field turfs. Set either or both to ON when you need it, it's defaulting to off unless you do to save CPU.
 	var/setup_field_turfs = FALSE
+	var/use_host_turf = FALSE		//For fields from items carried on mobs to check turf instead of loc...
 
 	var/list/turf/field_turfs = list()
 	var/list/turf/edge_turfs = list()
@@ -90,8 +91,19 @@
 	for(var/turf/T in field_turfs)
 		cleanup_field_turf(T)
 
+/datum/proximity_monitor/advanced/proc/check_movement()
+	if(!use_host_turf)
+		if(host.loc != last_host_loc)
+			last_host_loc = host.loc
+			return TRUE
+	else
+		if(get_turf(host) != last_host_loc)
+			last_host_loc = get_turf(host)
+			return TRUE
+	return FALSE
+
 /datum/proximity_monitor/advanced/proc/recalculate_field(ignore_movement_check = FALSE)	//Call every time the field moves (done automatically if you use update_center) or a setup specification is changed.
-	if(!(ignore_movement_check || ((host.loc != last_host_loc) && (field_shape != FIELD_NO_SHAPE))))
+	if(!(ignore_movement_check || check_movement()) && (field_shape != FIELD_NO_SHAPE))
 		return
 	update_new_turfs()
 	var/list/turf/needs_setup = field_turfs_new.Copy()
@@ -173,7 +185,6 @@
 /datum/proximity_monitor/advanced/proc/update_new_turfs()
 	if(!istype(host))
 		return FALSE
-	last_host_loc = host.loc
 	var/turf/center = get_turf(host)
 	field_turfs_new = list()
 	edge_turfs_new = list()

code/modules/fields/peaceborg_dampener.dm

@@ -15,9 +15,11 @@
 	var/static/image/southwest_corner = image('icons/effects/fields.dmi', icon_state = "projectile_dampen_southwest")
 	var/static/image/northeast_corner = image('icons/effects/fields.dmi', icon_state = "projectile_dampen_northeast")
 	var/static/image/southeast_corner = image('icons/effects/fields.dmi', icon_state = "projectile_dampen_southeast")
+	var/static/image/generic_edge = image('icons/effects/fields.dmi', icon_state = "projectile_dampen_generic")
 	var/obj/item/borg/projectile_dampen/projector = null
 	var/list/obj/item/projectile/tracked
 	var/list/obj/item/projectile/staging
+	use_host_turf = TRUE
 
 /datum/proximity_monitor/advanced/peaceborg_dampener/New()
 	tracked = list()
@@ -71,6 +73,8 @@
 			return southeast_corner
 		if(SOUTHWEST)
 			return southwest_corner
+		else
+			return generic_edge
 
 /datum/proximity_monitor/advanced/peaceborg_dampener/proc/capture_projectile(obj/item/projectile/P, track_projectile = TRUE)
 	if(P in tracked)

code/modules/fields/turf_objects.dm

@@ -7,6 +7,7 @@
 	alpha = 0
 	invisibility = INVISIBILITY_ABSTRACT
 	flags = ABSTRACT|ON_BORDER
+	mouse_opacity = 0
 	var/datum/proximity_monitor/advanced/parent = null
 
 /obj/effect/abstract/proximity_checker/advanced/Initialize(mapload, _monitor)

code/modules/mining/equipment.dm

@@ -447,10 +447,10 @@
 			minerals += M
 	if(minerals.len)
 		for(var/turf/closed/mineral/M in minerals)
-			var/obj/effect/overlay/temp/mining_overlay/C = new /obj/effect/overlay/temp/mining_overlay(M)
+			var/obj/effect/temp_visual/mining_overlay/C = new /obj/effect/temp_visual/mining_overlay(M)
 			C.icon_state = M.scan_state
 
-/obj/effect/overlay/temp/mining_overlay
+/obj/effect/temp_visual/mining_overlay
 	layer = FLASH_LAYER
 	icon = 'icons/turf/smoothrocks.dmi'
 	anchored = 1
@@ -510,79 +510,69 @@
 	hitsound = 'sound/weapons/bladeslice.ogg'
 	attack_verb = list("smashed", "crushed", "cleaved", "chopped", "pulped")
 	sharpness = IS_SHARP
-	var/charged = 1
-	var/charge_time = 16
-	var/atom/mark = null
-	var/mutable_appearance/marked_underlay
+	var/charged = TRUE
+	var/charge_time = 14
 
 /obj/item/projectile/destabilizer
 	name = "destabilizing force"
 	icon_state = "pulse1"
+	nodamage = TRUE
 	damage = 0 //We're just here to mark people. This is still a melee weapon.
 	damage_type = BRUTE
 	flag = "bomb"
 	range = 6
-	var/obj/item/weapon/twohanded/required/mining_hammer/hammer_synced =  null
 	log_override = TRUE
+	var/obj/item/weapon/twohanded/required/mining_hammer/hammer_synced
+
+/obj/item/projectile/destabilizer/Destroy()
+	hammer_synced = null
+	return ..()
 
 /obj/item/projectile/destabilizer/on_hit(atom/target, blocked = 0)
-	if(hammer_synced)
-		if(hammer_synced.mark == target)
-			return ..()
-		if(isliving(target))
-			if(hammer_synced.mark && hammer_synced.marked_underlay)
-				hammer_synced.mark.underlays -= hammer_synced.marked_underlay
-				hammer_synced.marked_underlay = null
-			var/mob/living/L = target
-			if(L.mob_size >= MOB_SIZE_LARGE)
-				hammer_synced.mark = L
-				hammer_synced.marked_underlay = mutable_appearance('icons/effects/effects.dmi', "shield2")
-				hammer_synced.marked_underlay.pixel_x = -L.pixel_x
-				hammer_synced.marked_underlay.pixel_y = -L.pixel_y
-				L.underlays += hammer_synced.marked_underlay
-		var/target_turf = get_turf(target)
-		if(ismineralturf(target_turf))
-			var/turf/closed/mineral/M = target_turf
-			new /obj/effect/overlay/temp/kinetic_blast(M)
-			M.gets_drilled(firer)
+
+	if(isliving(target))
+		var/mob/living/L = target
+		var/datum/status_effect/crusher_mark/CM = L.apply_status_effect(STATUS_EFFECT_CRUSHERMARK)
+		CM.hammer_synced = hammer_synced
+	var/target_turf = get_turf(target)
+	if(ismineralturf(target_turf))
+		var/turf/closed/mineral/M = target_turf
+		new /obj/effect/temp_visual/kinetic_blast(M)
+		M.gets_drilled(firer)
+
 	..()
 
 /obj/item/weapon/twohanded/required/mining_hammer/afterattack(atom/target, mob/user, proximity_flag)
 	if(!proximity_flag && charged)//Mark a target, or mine a tile.
-		var/turf/proj_turf = get_turf(src)
+		var/turf/proj_turf = user.loc
 		if(!isturf(proj_turf))
 			return
-		var/datum/gas_mixture/environment = proj_turf.return_air()
-		var/pressure = environment.return_pressure()
-		if(pressure > 50)
-			playsound(user, 'sound/weapons/empty.ogg', 100, 1)
-			return
-		var/obj/item/projectile/destabilizer/D = new /obj/item/projectile/destabilizer(user.loc)
-		D.preparePixelProjectile(target,get_turf(target), user)
+		var/obj/item/projectile/destabilizer/D = new /obj/item/projectile/destabilizer(proj_turf)
+		D.preparePixelProjectile(target, get_turf(target), user)
 		D.hammer_synced = src
 		playsound(user, 'sound/weapons/plasma_cutter.ogg', 100, 1)
 		D.fire()
-		charged = 0
+		charged = FALSE
 		icon_state = "mining_hammer1_uncharged"
 		addtimer(CALLBACK(src, .proc/Recharge), charge_time)
 		return
-	if(proximity_flag && target == mark && isliving(target))
+	if(proximity_flag && isliving(target))
 		var/mob/living/L = target
-		new /obj/effect/overlay/temp/kinetic_blast(get_turf(L))
-		mark = 0
-		if(L.mob_size >= MOB_SIZE_LARGE)
-			L.underlays -= marked_underlay
-			QDEL_NULL(marked_underlay)
-			var/backstab_dir = get_dir(user, L)
-			var/def_check = L.getarmor(type = "bomb")
-			if((user.dir & backstab_dir) && (L.dir & backstab_dir))
-				L.apply_damage(80, BRUTE, blocked = def_check)
-				playsound(user, 'sound/weapons/Kenetic_accel.ogg', 100, 1) //Seriously who spelled it wrong
-			else
-				L.apply_damage(50, BRUTE, blocked = def_check)
+		var/datum/status_effect/crusher_mark/CM = L.has_status_effect(STATUS_EFFECT_CRUSHERMARK)
+		if(!CM || CM.hammer_synced != src || !L.remove_status_effect(STATUS_EFFECT_CRUSHERMARK))
+			return
+		new /obj/effect/temp_visual/kinetic_blast(get_turf(L))
+		var/backstab_dir = get_dir(user, L)
+		var/def_check = L.getarmor(type = "bomb")
+		if((user.dir & backstab_dir) && (L.dir & backstab_dir))
+			L.apply_damage(80, BRUTE, blocked = def_check)
+			playsound(user, 'sound/weapons/Kenetic_accel.ogg', 100, 1) //Seriously who spelled it wrong
+		else
+			L.apply_damage(50, BRUTE, blocked = def_check)
+
 
 /obj/item/weapon/twohanded/required/mining_hammer/proc/Recharge()
 	if(!charged)
-		charged = 1
+		charged = TRUE
 		icon_state = "mining_hammer1"
 		playsound(src.loc, 'sound/weapons/kenetic_reload.ogg', 60, 1)

code/modules/mining/lavaland/necropolis_chests.dm

@@ -673,7 +673,7 @@
 		if(!istype(T))
 			return
 		if(!istype(T, turf_type))
-			var/obj/effect/overlay/temp/lavastaff/L = new /obj/effect/overlay/temp/lavastaff(T)
+			var/obj/effect/temp_visual/lavastaff/L = new /obj/effect/temp_visual/lavastaff(T)
 			L.alpha = 0
 			animate(L, alpha = 255, time = create_delay)
 			user.visible_message("<span class='danger'>[user] points [src] at [T]!</span>")
@@ -696,7 +696,7 @@
 				timer = world.time + reset_cooldown
 				playsound(T,'sound/magic/Fireball.ogg', 200, 1)
 
-/obj/effect/overlay/temp/lavastaff
+/obj/effect/temp_visual/lavastaff
 	icon_state = "lavastaff_warn"
 	duration = 50
 
@@ -821,9 +821,7 @@
 			timer = world.time + cooldown_time
 			if(isliving(target) && chaser_timer <= world.time) //living and chasers off cooldown? fire one!
 				chaser_timer = world.time + chaser_cooldown
-				var/obj/effect/overlay/temp/hierophant/chaser/C = new(get_turf(user), user, target, chaser_speed, friendly_fire_check)
-				C.damage = 30
-				C.monster_damage_boost = FALSE
+				new /obj/effect/temp_visual/hierophant/chaser(get_turf(user), user, target, chaser_speed, friendly_fire_check)
 				add_logs(user, target, "fired a chaser at", src)
 			else
 				INVOKE_ASYNC(src, .proc/cardinal_blasts, T, user) //otherwise, just do cardinal blast
@@ -878,7 +876,7 @@
 			if(do_after(user, 50, target = user) && !beacon)
 				var/turf/T = get_turf(user)
 				playsound(T,'sound/magic/Blind.ogg', 200, 1, -4)
-				new /obj/effect/overlay/temp/hierophant/telegraph/teleport(T, user)
+				new /obj/effect/temp_visual/hierophant/telegraph/teleport(T, user)
 				beacon = new/obj/effect/hierophant(T)
 				user.update_action_buttons_icon()
 				user.visible_message("<span class='hierophant_warning'>[user] places a strange machine beneath [user.p_their()] feet!</span>", \
@@ -905,8 +903,8 @@
 	timer = world.time + 50
 	INVOKE_ASYNC(src, .proc/prepare_icon_update)
 	beacon.icon_state = "hierophant_tele_on"
-	var/obj/effect/overlay/temp/hierophant/telegraph/edge/TE1 = new /obj/effect/overlay/temp/hierophant/telegraph/edge(user.loc)
-	var/obj/effect/overlay/temp/hierophant/telegraph/edge/TE2 = new /obj/effect/overlay/temp/hierophant/telegraph/edge(beacon.loc)
+	var/obj/effect/temp_visual/hierophant/telegraph/edge/TE1 = new /obj/effect/temp_visual/hierophant/telegraph/edge(user.loc)
+	var/obj/effect/temp_visual/hierophant/telegraph/edge/TE2 = new /obj/effect/temp_visual/hierophant/telegraph/edge(beacon.loc)
 	if(do_after(user, 40, target = user) && user && beacon)
 		var/turf/T = get_turf(beacon)
 		var/turf/source = get_turf(user)
@@ -918,8 +916,8 @@
 			INVOKE_ASYNC(src, .proc/prepare_icon_update)
 			beacon.icon_state = "hierophant_tele_off"
 			return
-		new /obj/effect/overlay/temp/hierophant/telegraph(T, user)
-		new /obj/effect/overlay/temp/hierophant/telegraph(source, user)
+		new /obj/effect/temp_visual/hierophant/telegraph(T, user)
+		new /obj/effect/temp_visual/hierophant/telegraph(source, user)
 		playsound(T,'sound/magic/Wand_Teleport.ogg', 200, 1)
 		playsound(source,'sound/machines/AirlockOpen.ogg', 200, 1)
 		if(!do_after(user, 3, target = user) || !user || !beacon || QDELETED(beacon)) //no walking away shitlord
@@ -940,13 +938,13 @@
 			beacon.icon_state = "hierophant_tele_off"
 			return
 		add_logs(user, beacon, "teleported self from ([source.x],[source.y],[source.z]) to")
-		new /obj/effect/overlay/temp/hierophant/telegraph/teleport(T, user)
-		new /obj/effect/overlay/temp/hierophant/telegraph/teleport(source, user)
+		new /obj/effect/temp_visual/hierophant/telegraph/teleport(T, user)
+		new /obj/effect/temp_visual/hierophant/telegraph/teleport(source, user)
 		for(var/t in RANGE_TURFS(1, T))
-			var/obj/effect/overlay/temp/hierophant/blast/B = new /obj/effect/overlay/temp/hierophant/blast(t, user, TRUE) //No friendly fire, this is a utility tool
+			var/obj/effect/temp_visual/hierophant/blast/B = new /obj/effect/temp_visual/hierophant/blast(t, user, TRUE) //blasts produced will not hurt allies
 			B.damage = 30
 		for(var/t in RANGE_TURFS(1, source))
-			var/obj/effect/overlay/temp/hierophant/blast/B = new /obj/effect/overlay/temp/hierophant/blast(t, user, TRUE)
+			var/obj/effect/temp_visual/hierophant/blast/B = new /obj/effect/temp_visual/hierophant/blast(t, user, TRUE) //but absolutely will hurt enemies
 			B.damage = 30
 		for(var/mob/living/L in range(1, source))
 			INVOKE_ASYNC(src, .proc/teleport_mob, source, L, T, user) //regardless, take all mobs near us along
@@ -991,10 +989,10 @@
 /obj/item/weapon/hierophant_club/proc/cardinal_blasts(turf/T, mob/living/user) //fire cardinal cross blasts with a delay
 	if(!T)
 		return
-	new /obj/effect/overlay/temp/hierophant/telegraph/cardinal(T, user)
+	new /obj/effect/temp_visual/hierophant/telegraph/cardinal(T, user)
 	playsound(T,'sound/effects/bin_close.ogg', 200, 1)
 	sleep(2)
-	new /obj/effect/overlay/temp/hierophant/blast(T, user, friendly_fire_check)
+	new /obj/effect/temp_visual/hierophant/blast(T, user, friendly_fire_check)
 	for(var/d in GLOB.cardinal)
 		INVOKE_ASYNC(src, .proc/blast_wall, T, d, user)
 
@@ -1007,18 +1005,15 @@
 	for(var/i in 1 to range)
 		if(!J)
 			return
-		var/obj/effect/overlay/temp/hierophant/blast/B = new(J, user, friendly_fire_check)
-		B.damage = 30
-		B.monster_damage_boost = FALSE
+		new /obj/effect/temp_visual/hierophant/blast(J, user, friendly_fire_check)
 		previousturf = J
 		J = get_step(previousturf, dir)
 
 /obj/item/weapon/hierophant_club/proc/aoe_burst(turf/T, mob/living/user) //make a 3x3 blast around a target
 	if(!T)
 		return
-	new /obj/effect/overlay/temp/hierophant/telegraph(T, user)
+	new /obj/effect/temp_visual/hierophant/telegraph(T, user)
 	playsound(T,'sound/effects/bin_close.ogg', 200, 1)
 	sleep(2)
 	for(var/t in RANGE_TURFS(1, T))
-		var/obj/effect/overlay/temp/hierophant/blast/B = new(t, user, friendly_fire_check)
-		B.damage = 15 //keeps monster damage boost due to lower damage
+		new /obj/effect/temp_visual/hierophant/blast(t, user, friendly_fire_check)

code/modules/mining/minebot.dm

@@ -24,7 +24,7 @@
 	melee_damage_lower = 15
 	melee_damage_upper = 15
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	check_friendly_fire = 1
 	stop_automated_movement_when_pulled = 1
 	attacktext = "drills"

code/modules/mob/living/carbon/alien/death.dm

@@ -5,10 +5,10 @@
 		new /obj/effect/gibspawner/xenobodypartless(loc,viruses)
 
 /mob/living/carbon/alien/gib_animation()
-	new /obj/effect/overlay/temp/gib_animation(loc, "gibbed-a")
+	new /obj/effect/temp_visual/gib_animation(loc, "gibbed-a")
 
 /mob/living/carbon/alien/spawn_dust()
 	new /obj/effect/decal/remains/xeno(loc)
 
 /mob/living/carbon/alien/dust_animation()
-	new /obj/effect/overlay/temp/dust_animation(loc, "dust-a")
+	new /obj/effect/temp_visual/dust_animation(loc, "dust-a")

code/modules/mob/living/carbon/alien/larva/death.dm

@@ -13,10 +13,10 @@
 		new /obj/effect/gibspawner/larvabodypartless(loc,viruses)
 
 /mob/living/carbon/alien/larva/gib_animation()
-	new /obj/effect/overlay/temp/gib_animation(loc, "gibbed-l")
+	new /obj/effect/temp_visual/gib_animation(loc, "gibbed-l")
 
 /mob/living/carbon/alien/larva/spawn_dust()
 	new /obj/effect/decal/remains/xeno(loc)
 
 /mob/living/carbon/alien/larva/dust_animation()
-	new /obj/effect/overlay/temp/dust_animation(loc, "dust-l")
+	new /obj/effect/temp_visual/dust_animation(loc, "dust-l")

code/modules/mob/living/carbon/human/death.dm

@@ -1,8 +1,8 @@
 /mob/living/carbon/human/gib_animation()
-	new /obj/effect/overlay/temp/gib_animation(loc, "gibbed-h")
+	new /obj/effect/temp_visual/gib_animation(loc, "gibbed-h")
 
 /mob/living/carbon/human/dust_animation()
-	new /obj/effect/overlay/temp/dust_animation(loc, "dust-h")
+	new /obj/effect/temp_visual/dust_animation(loc, "dust-h")
 
 /mob/living/carbon/human/spawn_gibs(with_bodyparts)
 	if(with_bodyparts)

code/modules/mob/living/carbon/human/species_types/golems.dm

@@ -664,7 +664,7 @@
 		return
 
 	invisibility = INVISIBILITY_MAXIMUM //disappear before the animation
-	new /obj/effect/overlay/temp/mummy_animation(get_turf(src))
+	new /obj/effect/temp_visual/mummy_animation(get_turf(src))
 	if(cloth_golem.revive(full_heal = TRUE, admin_revive = TRUE))
 		cloth_golem.grab_ghost() //won't pull if it's a suicide
 	sleep(20)

code/modules/mob/living/carbon/monkey/death.dm

@@ -1,5 +1,5 @@
 /mob/living/carbon/monkey/gib_animation()
-	new /obj/effect/overlay/temp/gib_animation(loc, "gibbed-m")
+	new /obj/effect/temp_visual/gib_animation(loc, "gibbed-m")
 
 /mob/living/carbon/monkey/dust_animation()
-	new /obj/effect/overlay/temp/dust_animation(loc, "dust-m")
+	new /obj/effect/temp_visual/dust_animation(loc, "dust-m")

code/modules/mob/living/living.dm

@@ -797,9 +797,6 @@
 	return 1
 
 /mob/living/carbon/proc/update_stamina()
-	return
-
-/mob/living/carbon/human/update_stamina()
 	if(staminaloss)
 		var/total_health = (health - staminaloss)
 		if(total_health <= HEALTH_THRESHOLD_CRIT && !stat)
@@ -808,6 +805,9 @@
 			setStaminaLoss(health - 2)
 	update_health_hud()
 
+/mob/living/carbon/alien/update_stamina()
+	return
+
 /mob/living/proc/owns_soul()
 	if(mind)
 		return mind.soulOwner == mind

code/modules/mob/living/silicon/robot/death.dm

@@ -1,6 +1,6 @@
 
 /mob/living/silicon/robot/gib_animation()
-	new /obj/effect/overlay/temp/gib_animation(loc, "gibbed-r")
+	new /obj/effect/temp_visual/gib_animation(loc, "gibbed-r")
 
 /mob/living/silicon/robot/dust()
 	if(mmi)
@@ -11,7 +11,7 @@
 	new /obj/effect/decal/remains/robot(loc)
 
 /mob/living/silicon/robot/dust_animation()
-	new /obj/effect/overlay/temp/dust_animation(loc, "dust-r")
+	new /obj/effect/temp_visual/dust_animation(loc, "dust-r")
 
 /mob/living/silicon/robot/death(gibbed)
 	if(stat == DEAD)

code/modules/mob/living/silicon/robot/robot_modules.dm

@@ -198,9 +198,9 @@
 /obj/item/weapon/robot_module/proc/do_transform_animation()
 	var/mob/living/silicon/robot/R = loc
 	R.notransform = TRUE
-	var/obj/effect/overlay/temp/decoy/fading/fivesecond/ANM = new /obj/effect/overlay/temp/decoy/fading/fivesecond(R.loc, R)
+	var/obj/effect/temp_visual/decoy/fading/fivesecond/ANM = new /obj/effect/temp_visual/decoy/fading/fivesecond(R.loc, R)
 	ANM.layer = R.layer - 0.01
-	new /obj/effect/overlay/temp/small_smoke(R.loc)
+	new /obj/effect/temp_visual/small_smoke(R.loc)
 	if(R.hat)
 		R.hat.forceMove(get_turf(R))
 		R.hat = null

code/modules/mob/living/simple_animal/bot/bot.dm

@@ -299,7 +299,7 @@
 /mob/living/simple_animal/bot/emp_act(severity)
 	var/was_on = on
 	stat |= EMPED
-	new /obj/effect/overlay/temp/emp(loc)
+	new /obj/effect/temp_visual/emp(loc)
 	if(paicard)
 		paicard.emp_act(severity)
 		src.visible_message("[paicard] is flies out of [bot_name]!","<span class='warning'>You are forcefully ejected from [bot_name]!</span>")

code/modules/mob/living/simple_animal/bot/ed209bot.dm

@@ -9,7 +9,7 @@
 	maxHealth = 100
 	damage_coeff = list(BRUTE = 0.5, BURN = 0.7, TOX = 0, CLONE = 0, STAMINA = 0, OXY = 0)
 	obj_damage = 60
-	environment_smash = 2 //Walls can't stop THE LAW
+	environment_smash = ENVIRONMENT_SMASH_WALLS //Walls can't stop THE LAW
 	mob_size = MOB_SIZE_LARGE
 
 	radio_key = /obj/item/device/encryptionkey/headset_sec
@@ -444,7 +444,7 @@ Auto Patrol[]"},
 	if(severity==2 && prob(70))
 		..(severity-1)
 	else
-		new /obj/effect/overlay/temp/emp(loc)
+		new /obj/effect/temp_visual/emp(loc)
 		var/list/mob/living/carbon/targets = new
 		for(var/mob/living/carbon/C in view(12,src))
 			if(C.stat==2)

code/modules/mob/living/simple_animal/constructs.dm

@@ -115,7 +115,7 @@
 	melee_damage_upper = 30
 	attacktext = "smashes their armored gauntlet into"
 	speed = 3
-	environment_smash = 2
+	environment_smash = ENVIRONMENT_SMASH_WALLS
 	attack_sound = 'sound/weapons/punch3.ogg'
 	status_flags = 0
 	mob_size = MOB_SIZE_LARGE
@@ -126,7 +126,7 @@
 
 /mob/living/simple_animal/hostile/construct/armored/hostile //actually hostile, will move around, hit things
 	AIStatus = AI_ON
-	environment_smash = 1 //only token destruction, don't smash the cult wall NO STOP
+	environment_smash = ENVIRONMENT_SMASH_STRUCTURES //only token destruction, don't smash the cult wall NO STOP
 
 /mob/living/simple_animal/hostile/construct/armored/bullet_act(obj/item/projectile/P)
 	if(istype(P, /obj/item/projectile/energy) || istype(P, /obj/item/projectile/beam))
@@ -218,7 +218,7 @@
 	retreat_distance = 10
 	minimum_distance = 10 //AI artificers will flee like fuck
 	attacktext = "rams"
-	environment_smash = 2
+	environment_smash = ENVIRONMENT_SMASH_WALLS
 	attack_sound = 'sound/weapons/punch2.ogg'
 	construct_spells = list(/obj/effect/proc_holder/spell/aoe_turf/conjure/wall,
 							/obj/effect/proc_holder/spell/aoe_turf/conjure/floor,
@@ -272,7 +272,7 @@
 
 /mob/living/simple_animal/hostile/construct/builder/hostile //actually hostile, will move around, hit things, heal other constructs
 	AIStatus = AI_ON
-	environment_smash = 1 //only token destruction, don't smash the cult wall NO STOP
+	environment_smash = ENVIRONMENT_SMASH_STRUCTURES //only token destruction, don't smash the cult wall NO STOP
 
 /////////////////////////////Non-cult Artificer/////////////////////////
 /mob/living/simple_animal/hostile/construct/builder/noncult

code/modules/mob/living/simple_animal/friendly/cat.dm

@@ -216,7 +216,7 @@
 	if(change)
 		if(change > 0)
 			if(M && stat != DEAD)
-				new /obj/effect/overlay/temp/heart(loc)
+				new /obj/effect/temp_visual/heart(loc)
 				emote("me", 1, "purrs!")
 		else
 			if(M && stat != DEAD)

code/modules/mob/living/simple_animal/friendly/dog.dm

@@ -553,7 +553,7 @@
 	if(change)
 		if(change > 0)
 			if(M && stat != DEAD) // Added check to see if this mob (the dog) is dead to fix issue 2454
-				new /obj/effect/overlay/temp/heart(loc)
+				new /obj/effect/temp_visual/heart(loc)
 				emote("me", 1, "yaps happily!")
 		else
 			if(M && stat != DEAD) // Same check here, even though emote checks it as well (poor form to check it only in the help case)

code/modules/mob/living/simple_animal/friendly/farm_animals.dm

@@ -24,7 +24,7 @@
 	maxHealth = 40
 	melee_damage_lower = 1
 	melee_damage_upper = 2
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	stop_automated_movement_when_pulled = 1
 	blood_volume = BLOOD_VOLUME_NORMAL
 	var/obj/item/udder/udder = null

code/modules/mob/living/simple_animal/friendly/lizard.dm

@@ -20,7 +20,7 @@
 	mob_size = MOB_SIZE_SMALL
 	gold_core_spawnable = 2
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	var/list/edibles = list(/mob/living/simple_animal/butterfly,/mob/living/simple_animal/cockroach) //list of atoms, however turfs won't affect AI, but will affect consumption.
 
 /mob/living/simple_animal/hostile/lizard/CanAttack(atom/the_target)//Can we actually attack a possible target?

code/modules/mob/living/simple_animal/guardian/guardian.dm

@@ -31,7 +31,7 @@ GLOBAL_LIST_EMPTY(parasites) //all currently existing/living guardians
 	health = INFINITY
 	healable = FALSE //don't brusepack the guardian
 	damage_coeff = list(BRUTE = 0.5, BURN = 0.5, TOX = 0.5, CLONE = 0.5, STAMINA = 0, OXY = 0.5) //how much damage from each damage type we transfer to the owner
-	environment_smash = 1
+	environment_smash = ENVIRONMENT_SMASH_STRUCTURES
 	obj_damage = 40
 	melee_damage_lower = 15
 	melee_damage_upper = 15
@@ -175,9 +175,9 @@ GLOBAL_LIST_EMPTY(parasites) //all currently existing/living guardians
 			if(istype(summoner.loc, /obj/effect))
 				Recall(TRUE)
 			else
-				new /obj/effect/overlay/temp/guardian/phase/out(loc)
+				new /obj/effect/temp_visual/guardian/phase/out(loc)
 				forceMove(summoner.loc)
-				new /obj/effect/overlay/temp/guardian/phase(loc)
+				new /obj/effect/temp_visual/guardian/phase(loc)
 
 /mob/living/simple_animal/hostile/guardian/canSuicide()
 	return 0
@@ -315,7 +315,7 @@ GLOBAL_LIST_EMPTY(parasites) //all currently existing/living guardians
 		return FALSE
 	if(loc == summoner)
 		forceMove(summoner.loc)
-		new /obj/effect/overlay/temp/guardian/phase(loc)
+		new /obj/effect/temp_visual/guardian/phase(loc)
 		cooldown = world.time + 10
 		return TRUE
 	return FALSE
@@ -323,7 +323,7 @@ GLOBAL_LIST_EMPTY(parasites) //all currently existing/living guardians
 /mob/living/simple_animal/hostile/guardian/proc/Recall(forced)
 	if(!summoner || loc == summoner || (cooldown > world.time && !forced))
 		return FALSE
-	new /obj/effect/overlay/temp/guardian/phase/out(loc)
+	new /obj/effect/temp_visual/guardian/phase/out(loc)
 
 	forceMove(summoner)
 	cooldown = world.time + 10

code/modules/mob/living/simple_animal/guardian/types/assassin.dm

@@ -71,8 +71,11 @@
 		melee_damage_upper = 50
 		armour_penetration = 100
 		obj_damage = 0
-		environment_smash = 0
-		new /obj/effect/overlay/temp/guardian/phase/out(get_turf(src))
+
+
+		environment_smash = ENVIRONMENT_SMASH_NONE
+    
+		new /obj/effect/temp_visual/guardian/phase/out(get_turf(src))
 		alpha = 15
 		if(!forced)
 			to_chat(src, "<span class='danger'><B>You enter stealth, empowering your next attack.</span></B>")

code/modules/mob/living/simple_animal/guardian/types/charger.dm

@@ -40,7 +40,7 @@
 
 /mob/living/simple_animal/hostile/guardian/charger/Move()
 	if(charging)
-		new /obj/effect/overlay/temp/decoy/fading(loc,src)
+		new /obj/effect/temp_visual/decoy/fading(loc,src)
 	. = ..()
 
 /mob/living/simple_animal/hostile/guardian/charger/snapback()

code/modules/mob/living/simple_animal/guardian/types/explosive.dm

@@ -21,14 +21,14 @@
 	if(. && prob(40) && isliving(target))
 		var/mob/living/M = target
 		if(!M.anchored && M != summoner && !hasmatchingsummoner(M))
-			new /obj/effect/overlay/temp/guardian/phase/out(get_turf(M))
+			new /obj/effect/temp_visual/guardian/phase/out(get_turf(M))
 			do_teleport(M, M, 10)
 			for(var/mob/living/L in range(1, M))
 				if(hasmatchingsummoner(L)) //if the summoner matches don't hurt them
 					continue
 				if(L != src && L != summoner)
 					L.apply_damage(15, BRUTE)
-			new /obj/effect/overlay/temp/explosion(get_turf(M))
+			new /obj/effect/temp_visual/explosion(get_turf(M))
 
 /mob/living/simple_animal/hostile/guardian/bomb/AltClickOn(atom/movable/A)
 	if(!istype(A))
@@ -75,7 +75,7 @@
 			var/turf/T = get_turf(src)
 			stored_obj.forceMove(T)
 			playsound(T,'sound/effects/Explosion2.ogg', 200, 1)
-			new /obj/effect/overlay/temp/explosion(T)
+			new /obj/effect/temp_visual/explosion(T)
 			user.ex_act(2)
 			qdel(src)
 		else

code/modules/mob/living/simple_animal/guardian/types/protector.dm

@@ -63,6 +63,6 @@
 			else
 				to_chat(summoner, "<span class='holoparasite'>You moved out of range, and were pulled back! You can only move [range] meters from <font color=\"[namedatum.colour]\"><b>[real_name]</b></font>!</span>")
 				summoner.visible_message("<span class='danger'>\The [summoner] jumps back to [summoner.p_their()] protector.</span>")
-				new /obj/effect/overlay/temp/guardian/phase/out(get_turf(summoner))
+				new /obj/effect/temp_visual/guardian/phase/out(get_turf(summoner))
 				summoner.forceMove(get_turf(src))
-				new /obj/effect/overlay/temp/guardian/phase(get_turf(summoner))
+				new /obj/effect/temp_visual/guardian/phase(get_turf(summoner))

code/modules/mob/living/simple_animal/guardian/types/ranged.dm

@@ -45,7 +45,7 @@
 			melee_damage_lower = 0
 			melee_damage_upper = 0
 			obj_damage = 0
-			environment_smash = 0
+			environment_smash = ENVIRONMENT_SMASH_NONE
 			alpha = 45
 			range = 255
 			incorporeal_move = 1

code/modules/mob/living/simple_animal/guardian/types/standard.dm

@@ -4,7 +4,7 @@
 	melee_damage_upper = 20
 	obj_damage = 80
 	next_move_modifier = 0.8 //attacks 20% faster
-	environment_smash = 2
+	environment_smash = ENVIRONMENT_SMASH_WALLS
 	playstyle_string = "<span class='holoparasite'>As a <b>standard</b> type you have no special abilities, but have a high damage resistance and a powerful attack capable of smashing through walls.</span>"
 	magic_fluff_string = "<span class='holoparasite'>..And draw the Assistant, faceless and generic, but never to be underestimated.</span>"
 	tech_fluff_string = "<span class='holoparasite'>Boot sequence complete. Standard combat modules loaded. Holoparasite swarm online.</span>"

code/modules/mob/living/simple_animal/guardian/types/support.dm

@@ -34,7 +34,7 @@
 		C.adjustFireLoss(-5)
 		C.adjustOxyLoss(-5)
 		C.adjustToxLoss(-5)
-		var/obj/effect/overlay/temp/heal/H = new /obj/effect/overlay/temp/heal(get_turf(C))
+		var/obj/effect/temp_visual/heal/H = new /obj/effect/temp_visual/heal(get_turf(C))
 		if(namedatum)
 			H.color = namedatum.colour
 		if(C == summoner)
@@ -136,11 +136,11 @@
 		to_chat(src, "<span class='danger'><B>You need to hold still!</span></B>")
 		return
 
-	new /obj/effect/overlay/temp/guardian/phase/out(T)
+	new /obj/effect/temp_visual/guardian/phase/out(T)
 	if(isliving(A))
 		var/mob/living/L = A
 		L.flash_act()
 	A.visible_message("<span class='danger'>[A] disappears in a flash of light!</span>", \
 	"<span class='userdanger'>Your vision is obscured by a flash of light!</span>")
 	do_teleport(A, beacon, 0)
-	new /obj/effect/overlay/temp/guardian/phase(get_turf(A))
+	new /obj/effect/temp_visual/guardian/phase(get_turf(A))

code/modules/mob/living/simple_animal/hostile/alien.dm

@@ -158,7 +158,7 @@
 	a_intent = INTENT_HELP
 	friendly = "caresses"
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	gold_core_spawnable = 1
 	icon_state = "maid"
 	icon_living = "maid"

code/modules/mob/living/simple_animal/hostile/bees.dm

@@ -31,7 +31,7 @@
 	faction = list("hostile")
 	move_to_delay = 0
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	mouse_opacity = 2
 	pass_flags = PASSTABLE | PASSGRILLE | PASSMOB
 	mob_size = MOB_SIZE_TINY

code/modules/mob/living/simple_animal/hostile/bosses/paperwizard.dm

@@ -8,7 +8,7 @@
 	icon = 'icons/mob/simple_human.dmi'
 	icon_state = "paperwizard"
 	ranged = 1
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	minimum_distance = 3
 	retreat_distance = 3
 	obj_damage = 0
@@ -16,7 +16,7 @@
 	melee_damage_upper = 20
 	health = 1000
 	maxHealth = 1000
-	loot = list(/obj/effect/overlay/temp/paperwiz_dying)
+	loot = list(/obj/effect/temp_visual/paperwiz_dying)
 	projectiletype = /obj/item/projectile/temp
 	projectilesound = 'sound/weapons/emitter.ogg'
 	attack_sound = 'sound/hallucinations/growl1.ogg'
@@ -129,7 +129,7 @@
 	qdel(src) //I see through your ruse!
 
 //fancy effects
-/obj/effect/overlay/temp/paper_scatter
+/obj/effect/temp_visual/paper_scatter
 	name = "scattering paper"
 	desc = "Pieces of paper scattering to the wind."
 	layer = ABOVE_OPEN_TURF_LAYER
@@ -139,7 +139,7 @@
 	duration = 5
 	randomdir = FALSE
 
-/obj/effect/overlay/temp/paperwiz_dying
+/obj/effect/temp_visual/paperwiz_dying
 	name = "craft portal"
 	desc = "A wormhole sucking the wizard into the void. Neat."
 	layer = ABOVE_OPEN_TURF_LAYER
@@ -149,18 +149,18 @@
 	duration = 18
 	randomdir = FALSE
 
-/obj/effect/overlay/temp/paperwiz_dying/Initialize()
+/obj/effect/temp_visual/paperwiz_dying/Initialize()
 	. = ..()
 	visible_message("<span class='boldannounce'>The wizard cries out in pain as a gate appears behind him, sucking him in!</span>")
 	playsound(get_turf(src),'sound/magic/MandSwap.ogg', 50, 1, 1)
 	playsound(get_turf(src),'sound/hallucinations/wail.ogg', 50, 1, 1)
 
-/obj/effect/overlay/temp/paperwiz_dying/Destroy()
+/obj/effect/temp_visual/paperwiz_dying/Destroy()
 	for(var/mob/M in range(7,src))
 		shake_camera(M, 7, 1)
 	var/turf/T = get_turf(src)
 	playsound(T,'sound/magic/Summon_Magic.ogg', 50, 1, 1)
-	new /obj/effect/overlay/temp/paper_scatter(T)
+	new /obj/effect/temp_visual/paper_scatter(T)
 	new /obj/item/clothing/suit/wizrobe/paper(T)
 	new /obj/item/clothing/head/collectable/paper(T)
 	return ..()

code/modules/mob/living/simple_animal/hostile/flan.dm

@@ -8,7 +8,7 @@
 	icon_living = "flan"
 	icon_dead = "flan_dead"
 	turns_per_move = 5
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	speed = -2
 	maxHealth = 50
 	health = 50

code/modules/mob/living/simple_animal/hostile/headcrab.dm

@@ -17,7 +17,7 @@
 	robust_searching = 1
 	stat_attack = 2
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	speak_emote = list("squeaks")
 	ventcrawler = VENTCRAWLER_ALWAYS
 	var/datum/mind/origin

code/modules/mob/living/simple_animal/hostile/hostile.dm

@@ -2,7 +2,7 @@
 	faction = list("hostile")
 	stop_automated_movement_when_pulled = 0
 	obj_damage = 40
-	environment_smash = 1 //Set to 1 to break closets,tables,racks, etc; 2 for walls; 3 for rwalls
+	environment_smash = ENVIRONMENT_SMASH_STRUCTURES //Set to 1 to break closets,tables,racks, etc; 2 for walls; 3 for rwalls
 	var/atom/target
 	var/ranged = 0
 	var/rapid = 0

code/modules/mob/living/simple_animal/hostile/illusion.dm

@@ -67,7 +67,7 @@
 	melee_damage_upper = 0
 	speed = -1
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 
 
 /mob/living/simple_animal/hostile/illusion/escape/AttackingTarget()

code/modules/mob/living/simple_animal/hostile/jungle_mobs.dm

@@ -4,7 +4,7 @@
 	faction = list("jungle")
 	weather_immunities = list("acid")
 	obj_damage = 30
-	environment_smash = 2
+	environment_smash = ENVIRONMENT_SMASH_WALLS
 	minbodytemp = 0
 	maxbodytemp = 450
 	response_help = "pokes"

code/modules/mob/living/simple_animal/hostile/megafauna/bubblegum.dm

@@ -134,7 +134,7 @@ Difficulty: Hard
 
 /mob/living/simple_animal/hostile/megafauna/bubblegum/Move()
 	if(charging)
-		new /obj/effect/overlay/temp/decoy/fading(loc,src)
+		new /obj/effect/temp_visual/decoy/fading(loc,src)
 		DestroySurroundings()
 	. = ..()
 	if(!stat && .)
@@ -150,12 +150,12 @@ Difficulty: Hard
 	var/turf/T = get_turf(target)
 	if(!T || T == loc)
 		return
-	new /obj/effect/overlay/temp/dragon_swoop/bubblegum(T)
+	new /obj/effect/temp_visual/dragon_swoop/bubblegum(T)
 	charging = TRUE
 	DestroySurroundings()
 	walk(src, 0)
 	setDir(get_dir(src, T))
-	var/obj/effect/overlay/temp/decoy/D = new /obj/effect/overlay/temp/decoy(loc,src)
+	var/obj/effect/temp_visual/decoy/D = new /obj/effect/temp_visual/decoy(loc,src)
 	animate(D, alpha = 0, color = "#FF0000", transform = matrix()*2, time = 3)
 	sleep(3)
 	throw_at(T, get_dist(src, T), 1, src, 0, callback = CALLBACK(src, .charge_end, bonus_charges))
@@ -245,9 +245,9 @@ Difficulty: Hard
 
 /mob/living/simple_animal/hostile/megafauna/bubblegum/proc/bloodsmack(turf/T, handedness)
 	if(handedness)
-		new /obj/effect/overlay/temp/bubblegum_hands/rightsmack(T)
+		new /obj/effect/temp_visual/bubblegum_hands/rightsmack(T)
 	else
-		new /obj/effect/overlay/temp/bubblegum_hands/leftsmack(T)
+		new /obj/effect/temp_visual/bubblegum_hands/leftsmack(T)
 	sleep(2.5)
 	for(var/mob/living/L in T)
 		if(!faction_check_mob(L))
@@ -259,11 +259,11 @@ Difficulty: Hard
 
 /mob/living/simple_animal/hostile/megafauna/bubblegum/proc/bloodgrab(turf/T, handedness)
 	if(handedness)
-		new /obj/effect/overlay/temp/bubblegum_hands/rightpaw(T)
-		new /obj/effect/overlay/temp/bubblegum_hands/rightthumb(T)
+		new /obj/effect/temp_visual/bubblegum_hands/rightpaw(T)
+		new /obj/effect/temp_visual/bubblegum_hands/rightthumb(T)
 	else
-		new /obj/effect/overlay/temp/bubblegum_hands/leftpaw(T)
-		new /obj/effect/overlay/temp/bubblegum_hands/leftthumb(T)
+		new /obj/effect/temp_visual/bubblegum_hands/leftpaw(T)
+		new /obj/effect/temp_visual/bubblegum_hands/leftthumb(T)
 	sleep(6)
 	for(var/mob/living/L in T)
 		if(!faction_check_mob(L))
@@ -276,31 +276,31 @@ Difficulty: Hard
 				addtimer(CALLBACK(src, .proc/devour, L), 2)
 	sleep(1)
 
-/obj/effect/overlay/temp/dragon_swoop/bubblegum
+/obj/effect/temp_visual/dragon_swoop/bubblegum
 	duration = 10
 
-/obj/effect/overlay/temp/bubblegum_hands
+/obj/effect/temp_visual/bubblegum_hands
 	icon = 'icons/effects/bubblegum.dmi'
 	duration = 9
 
-/obj/effect/overlay/temp/bubblegum_hands/rightthumb
+/obj/effect/temp_visual/bubblegum_hands/rightthumb
 	icon_state = "rightthumbgrab"
 
-/obj/effect/overlay/temp/bubblegum_hands/leftthumb
+/obj/effect/temp_visual/bubblegum_hands/leftthumb
 	icon_state = "leftthumbgrab"
 
-/obj/effect/overlay/temp/bubblegum_hands/rightpaw
+/obj/effect/temp_visual/bubblegum_hands/rightpaw
 	icon_state = "rightpawgrab"
 	layer = BELOW_MOB_LAYER
 
-/obj/effect/overlay/temp/bubblegum_hands/leftpaw
+/obj/effect/temp_visual/bubblegum_hands/leftpaw
 	icon_state = "leftpawgrab"
 	layer = BELOW_MOB_LAYER
 
-/obj/effect/overlay/temp/bubblegum_hands/rightsmack
+/obj/effect/temp_visual/bubblegum_hands/rightsmack
 	icon_state = "rightsmack"
 
-/obj/effect/overlay/temp/bubblegum_hands/leftsmack
+/obj/effect/temp_visual/bubblegum_hands/leftsmack
 	icon_state = "leftsmack"
 
 /mob/living/simple_animal/hostile/megafauna/bubblegum/proc/blood_warp()
@@ -316,7 +316,7 @@ Difficulty: Hard
 	if(!pools.len)
 		return FALSE
 
-	var/obj/effect/overlay/temp/decoy/DA = new /obj/effect/overlay/temp/decoy(loc,src)
+	var/obj/effect/temp_visual/decoy/DA = new /obj/effect/temp_visual/decoy(loc,src)
 	DA.color = "#FF0000"
 	var/oldtransform = DA.transform
 	DA.transform = matrix()*2
@@ -358,7 +358,7 @@ Difficulty: Hard
 	new /obj/effect/decal/cleanable/blood/bubblegum(J)
 	for(var/i in 1 to range)
 		J = get_step(previousturf, targetdir)
-		new /obj/effect/overlay/temp/dir_setting/bloodsplatter(previousturf, get_dir(previousturf, J))
+		new /obj/effect/temp_visual/dir_setting/bloodsplatter(previousturf, get_dir(previousturf, J))
 		playsound(previousturf,'sound/effects/splat.ogg', 100, 1, -1)
 		if(!J || !previousturf.atmos_adjacent_turfs || !previousturf.atmos_adjacent_turfs[J])
 			break

code/modules/mob/living/simple_animal/hostile/megafauna/colossus.dm

@@ -95,7 +95,7 @@ Difficulty: Very Hard
 	..()
 	internal = new/obj/item/device/gps/internal/colossus(src)
 
-/obj/effect/overlay/temp/at_shield
+/obj/effect/temp_visual/at_shield
 	name = "anti-toolbox field"
 	desc = "A shimmering forcefield protecting the colossus."
 	icon = 'icons/effects/effects.dmi'
@@ -105,14 +105,14 @@ Difficulty: Very Hard
 	duration = 8
 	var/target
 
-/obj/effect/overlay/temp/at_shield/Initialize(mapload, new_target)
+/obj/effect/temp_visual/at_shield/Initialize(mapload, new_target)
 	. = ..()
 	target = new_target
 	INVOKE_ASYNC(src, /atom/movable/proc/orbit, target, 0, FALSE, 0, 0, FALSE, TRUE)
 
 /mob/living/simple_animal/hostile/megafauna/colossus/bullet_act(obj/item/projectile/P)
 	if(!stat)
-		var/obj/effect/overlay/temp/at_shield/AT = new /obj/effect/overlay/temp/at_shield(src.loc, src)
+		var/obj/effect/temp_visual/at_shield/AT = new /obj/effect/temp_visual/at_shield(src.loc, src)
 		var/random_x = rand(-32, 32)
 		AT.pixel_x += random_x
 
@@ -581,7 +581,7 @@ Difficulty: Very Hard
 	if(..())
 		for(var/i in range(1, src))
 			if(isturf(i))
-				new /obj/effect/overlay/temp/cult/sparks(i)
+				new /obj/effect/temp_visual/cult/sparks(i)
 				continue
 			if(ishuman(i))
 				var/mob/living/carbon/human/H = i
@@ -657,7 +657,7 @@ Difficulty: Very Hard
 	minbodytemp = 0
 	maxbodytemp = 1500
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	AIStatus = AI_OFF
 	stop_automated_movement = 1
 	var/heal_power = 5
@@ -675,7 +675,7 @@ Difficulty: Very Hard
 		var/mob/living/L = target
 		if(L.stat != DEAD)
 			L.heal_overall_damage(heal_power, heal_power)
-			new /obj/effect/overlay/temp/heal(get_turf(target), "#80F5FF")
+			new /obj/effect/temp_visual/heal(get_turf(target), "#80F5FF")
 
 /mob/living/simple_animal/hostile/lightgeist/ghostize()
 	. = ..()
@@ -699,7 +699,7 @@ Difficulty: Very Hard
 	if(..())
 		var/list/L = list()
 		var/turf/T = get_step(src, dir)
-		new /obj/effect/overlay/temp/emp/pulse(T)
+		new /obj/effect/temp_visual/emp/pulse(T)
 		for(var/i in T)
 			if(istype(i, /obj/item) && !is_type_in_typecache(i, banned_items_typecache))
 				var/obj/item/W = i

code/modules/mob/living/simple_animal/hostile/megafauna/dragon.dm

@@ -124,7 +124,7 @@ Difficulty: Medium
 	target.visible_message("<span class='boldwarning'>Fire rains from the sky!</span>")
 	for(var/turf/turf in range(9,get_turf(target)))
 		if(prob(11))
-			new /obj/effect/overlay/temp/target(turf)
+			new /obj/effect/temp_visual/target(turf)
 
 /mob/living/simple_animal/hostile/megafauna/dragon/proc/fire_walls()
 	playsound(get_turf(src),'sound/magic/Fireball.ogg', 200, 1)
@@ -179,7 +179,7 @@ Difficulty: Medium
 		negative = FALSE
 	else if(target.x == initial_x) //if their x is the same, pick a direction
 		negative = prob(50)
-	var/obj/effect/overlay/temp/dragon_flight/F = new /obj/effect/overlay/temp/dragon_flight(loc, negative)
+	var/obj/effect/temp_visual/dragon_flight/F = new /obj/effect/temp_visual/dragon_flight(loc, negative)
 
 	negative = !negative //invert it for the swoop down later
 
@@ -208,7 +208,7 @@ Difficulty: Medium
 				if(L.stat == DEAD)
 					break //target is dead and we're on em, slam they
 		if(fire_rain)
-			new /obj/effect/overlay/temp/target(loc, flame_hit)
+			new /obj/effect/temp_visual/target(loc, flame_hit)
 		forceMove(get_step(src, get_dir(src, target)))
 		if(loc == get_turf(target))
 			if(!fire_rain)
@@ -228,8 +228,8 @@ Difficulty: Medium
 	else
 		if(IsInRange(x, initial_x - DRAKE_SWOOP_DIRECTION_CHANGE_RANGE, initial_x - 1))
 			negative = TRUE
-	new /obj/effect/overlay/temp/dragon_flight/end(loc, negative)
-	new /obj/effect/overlay/temp/dragon_swoop(loc)
+	new /obj/effect/temp_visual/dragon_flight/end(loc, negative)
+	new /obj/effect/temp_visual/dragon_swoop(loc)
 	animate(src, transform = oldtransform, time = 5)
 	sleep(5)
 	swooping &= ~SWOOP_INVULNERABLE
@@ -271,7 +271,7 @@ Difficulty: Medium
 	invisibility = 100
 
 
-/obj/effect/overlay/temp/fireball
+/obj/effect/temp_visual/fireball
 	icon = 'icons/obj/wizard.dmi'
 	icon_state = "fireball"
 	name = "fireball"
@@ -281,28 +281,28 @@ Difficulty: Medium
 	duration = 9
 	pixel_z = DRAKE_SWOOP_HEIGHT
 
-/obj/effect/overlay/temp/fireball/Initialize()
+/obj/effect/temp_visual/fireball/Initialize()
 	. = ..()
 	animate(src, pixel_z = 0, time = duration)
 
-/obj/effect/overlay/temp/target
+/obj/effect/temp_visual/target
 	icon = 'icons/mob/actions.dmi'
 	icon_state = "sniper_zoom"
 	layer = BELOW_MOB_LAYER
 	light_range = 2
 	duration = 9
 
-/obj/effect/overlay/temp/target/ex_act()
+/obj/effect/temp_visual/target/ex_act()
 	return
 
-/obj/effect/overlay/temp/target/Initialize(mapload, list/flame_hit)
+/obj/effect/temp_visual/target/Initialize(mapload, list/flame_hit)
 	. = ..()
 	INVOKE_ASYNC(src, .proc/fall, flame_hit)
 
-/obj/effect/overlay/temp/target/proc/fall(list/flame_hit)
+/obj/effect/temp_visual/target/proc/fall(list/flame_hit)
 	var/turf/T = get_turf(src)
 	playsound(T,'sound/magic/Fireball.ogg', 80, 1)
-	new /obj/effect/overlay/temp/fireball(T)
+	new /obj/effect/temp_visual/fireball(T)
 	sleep(duration)
 	if(ismineralturf(T))
 		var/turf/closed/mineral/M = T
@@ -320,7 +320,7 @@ Difficulty: Medium
 		else
 			L.adjustFireLoss(10) //if we've already hit them, do way less damage
 
-/obj/effect/overlay/temp/dragon_swoop
+/obj/effect/temp_visual/dragon_swoop
 	name = "certain death"
 	desc = "Don't just stand there, move!"
 	icon = 'icons/effects/96x96.dmi'
@@ -331,7 +331,7 @@ Difficulty: Medium
 	color = "#FF0000"
 	duration = 5
 
-/obj/effect/overlay/temp/dragon_flight
+/obj/effect/temp_visual/dragon_flight
 	icon = 'icons/mob/lavaland/dragon.dmi'
 	icon_state = "dragon"
 	layer = ABOVE_ALL_MOB_LAYER
@@ -339,11 +339,11 @@ Difficulty: Medium
 	duration = 10
 	randomdir = FALSE
 
-/obj/effect/overlay/temp/dragon_flight/Initialize(mapload, negative)
+/obj/effect/temp_visual/dragon_flight/Initialize(mapload, negative)
 	. = ..()
 	INVOKE_ASYNC(src, .proc/flight, negative)
 
-/obj/effect/overlay/temp/dragon_flight/proc/flight(negative)
+/obj/effect/temp_visual/dragon_flight/proc/flight(negative)
 	if(negative)
 		animate(src, pixel_x = -DRAKE_SWOOP_HEIGHT*0.10, pixel_z = DRAKE_SWOOP_HEIGHT*0.15, time = 3, easing = BOUNCE_EASING)
 	else
@@ -355,12 +355,12 @@ Difficulty: Medium
 	else
 		animate(src, pixel_x = DRAKE_SWOOP_HEIGHT, pixel_z = DRAKE_SWOOP_HEIGHT, time = 7)
 
-/obj/effect/overlay/temp/dragon_flight/end
+/obj/effect/temp_visual/dragon_flight/end
 	pixel_x = DRAKE_SWOOP_HEIGHT
 	pixel_z = DRAKE_SWOOP_HEIGHT
 	duration = 5
 
-/obj/effect/overlay/temp/dragon_flight/end/flight(negative)
+/obj/effect/temp_visual/dragon_flight/end/flight(negative)
 	if(negative)
 		pixel_x = -DRAKE_SWOOP_HEIGHT
 		animate(src, pixel_x = -16, pixel_z = 0, time = 5)

code/modules/mob/living/simple_animal/hostile/megafauna/hierophant.dm

@@ -150,7 +150,7 @@ Difficulty: Hard
 		var/prevloc = loc
 		. = ..()
 		if(!stat && .)
-			var/obj/effect/overlay/temp/hierophant/squares/HS = new /obj/effect/overlay/temp/hierophant/squares(prevloc)
+			var/obj/effect/temp_visual/hierophant/squares/HS = new /obj/effect/temp_visual/hierophant/squares(prevloc)
 			HS.dir = dir
 			playsound(loc, 'sound/mecha/mechmove04.ogg', 150, 1, -4)
 			if(target)
@@ -250,7 +250,7 @@ Difficulty: Hard
 							pickedtarget = pick_n_take(targets)
 						if(!istype(pickedtarget) || pickedtarget.stat == DEAD)
 							pickedtarget = target
-						var/obj/effect/overlay/temp/hierophant/chaser/C = new /obj/effect/overlay/temp/hierophant/chaser(loc, src, pickedtarget, chaser_speed, FALSE)
+						var/obj/effect/temp_visual/hierophant/chaser/C = new /obj/effect/temp_visual/hierophant/chaser(loc, src, pickedtarget, chaser_speed, FALSE)
 						C.moving = 3
 						C.moving_dir = pick_n_take(cardinal_copy)
 						sleep(10)
@@ -280,10 +280,10 @@ Difficulty: Hard
 			else
 				INVOKE_ASYNC(src, .proc/diagonal_blasts, target)
 	else if(chaser_cooldown < world.time) //if chasers are off cooldown, fire some!
-		var/obj/effect/overlay/temp/hierophant/chaser/C = new /obj/effect/overlay/temp/hierophant/chaser(loc, src, target, chaser_speed, FALSE)
+		var/obj/effect/temp_visual/hierophant/chaser/C = new /obj/effect/temp_visual/hierophant/chaser(loc, src, target, chaser_speed, FALSE)
 		chaser_cooldown = world.time + initial(chaser_cooldown)
 		if((prob(anger_modifier) || target.Adjacent(src)) && target != src)
-			var/obj/effect/overlay/temp/hierophant/chaser/OC = new /obj/effect/overlay/temp/hierophant/chaser(loc, src, target, max(1.5, 5 - anger_modifier * 0.07), FALSE)
+			var/obj/effect/temp_visual/hierophant/chaser/OC = new /obj/effect/temp_visual/hierophant/chaser(loc, src, target, max(1.5, 5 - anger_modifier * 0.07), FALSE)
 			OC.moving = 4
 			OC.moving_dir = pick(GLOB.cardinal - C.moving_dir)
 	else //just release a burst of power
@@ -293,10 +293,10 @@ Difficulty: Hard
 	var/turf/T = get_turf(victim)
 	if(!T)
 		return
-	new /obj/effect/overlay/temp/hierophant/telegraph/diagonal(T, src)
+	new /obj/effect/temp_visual/hierophant/telegraph/diagonal(T, src)
 	playsound(T,'sound/effects/bin_close.ogg', 200, 1)
 	sleep(2)
-	new /obj/effect/overlay/temp/hierophant/blast(T, src, FALSE)
+	new /obj/effect/temp_visual/hierophant/blast(T, src, FALSE)
 	for(var/d in GLOB.diagonals)
 		INVOKE_ASYNC(src, .proc/blast_wall, T, d)
 
@@ -304,10 +304,10 @@ Difficulty: Hard
 	var/turf/T = get_turf(victim)
 	if(!T)
 		return
-	new /obj/effect/overlay/temp/hierophant/telegraph/cardinal(T, src)
+	new /obj/effect/temp_visual/hierophant/telegraph/cardinal(T, src)
 	playsound(T,'sound/effects/bin_close.ogg', 200, 1)
 	sleep(2)
-	new /obj/effect/overlay/temp/hierophant/blast(T, src, FALSE)
+	new /obj/effect/temp_visual/hierophant/blast(T, src, FALSE)
 	for(var/d in GLOB.cardinal)
 		INVOKE_ASYNC(src, .proc/blast_wall, T, d)
 
@@ -315,10 +315,10 @@ Difficulty: Hard
 	var/turf/T = get_turf(victim)
 	if(!T)
 		return
-	new /obj/effect/overlay/temp/hierophant/telegraph(T, src)
+	new /obj/effect/temp_visual/hierophant/telegraph(T, src)
 	playsound(T,'sound/effects/bin_close.ogg', 200, 1)
 	sleep(2)
-	new /obj/effect/overlay/temp/hierophant/blast(T, src, FALSE)
+	new /obj/effect/temp_visual/hierophant/blast(T, src, FALSE)
 	for(var/d in GLOB.alldirs)
 		INVOKE_ASYNC(src, .proc/blast_wall, T, d)
 
@@ -327,7 +327,7 @@ Difficulty: Hard
 	var/turf/previousturf = T
 	var/turf/J = get_step(previousturf, set_dir)
 	for(var/i in 1 to range)
-		new /obj/effect/overlay/temp/hierophant/blast(J, src, FALSE)
+		new /obj/effect/temp_visual/hierophant/blast(J, src, FALSE)
 		previousturf = J
 		J = get_step(previousturf, set_dir)
 
@@ -342,8 +342,8 @@ Difficulty: Hard
 		INVOKE_ASYNC(src, .proc/arena_squares, T, d)
 	for(var/t in RANGE_TURFS(11, T))
 		if(t && get_dist(t, T) == 11)
-			new /obj/effect/overlay/temp/hierophant/wall(t)
-			new /obj/effect/overlay/temp/hierophant/blast(t, src, FALSE)
+			new /obj/effect/temp_visual/hierophant/wall(t)
+			new /obj/effect/temp_visual/hierophant/blast(t, src, FALSE)
 	if(get_dist(src, T) >= 11) //hey you're out of range I need to get closer to you!
 		INVOKE_ASYNC(src, .proc/blink, T)
 
@@ -351,7 +351,7 @@ Difficulty: Hard
 	var/turf/previousturf = T
 	var/turf/J = get_step(previousturf, set_dir)
 	for(var/i in 1 to 10)
-		var/obj/effect/overlay/temp/hierophant/squares/HS = new /obj/effect/overlay/temp/hierophant/squares(J)
+		var/obj/effect/temp_visual/hierophant/squares/HS = new /obj/effect/temp_visual/hierophant/squares(J)
 		HS.dir = set_dir
 		previousturf = J
 		J = get_step(previousturf, set_dir)
@@ -362,19 +362,19 @@ Difficulty: Hard
 		return
 	var/turf/T = get_turf(victim)
 	var/turf/source = get_turf(src)
-	new /obj/effect/overlay/temp/hierophant/telegraph(T, src)
-	new /obj/effect/overlay/temp/hierophant/telegraph(source, src)
+	new /obj/effect/temp_visual/hierophant/telegraph(T, src)
+	new /obj/effect/temp_visual/hierophant/telegraph(source, src)
 	playsound(T,'sound/magic/Wand_Teleport.ogg', 200, 1)
 	playsound(source,'sound/machines/AirlockOpen.ogg', 200, 1)
 	blinking = TRUE
 	sleep(2) //short delay before we start...
-	new /obj/effect/overlay/temp/hierophant/telegraph/teleport(T, src)
-	new /obj/effect/overlay/temp/hierophant/telegraph/teleport(source, src)
+	new /obj/effect/temp_visual/hierophant/telegraph/teleport(T, src)
+	new /obj/effect/temp_visual/hierophant/telegraph/teleport(source, src)
 	for(var/t in RANGE_TURFS(1, T))
-		var/obj/effect/overlay/temp/hierophant/blast/B = new /obj/effect/overlay/temp/hierophant/blast(t, src, FALSE)
+		var/obj/effect/temp_visual/hierophant/blast/B = new /obj/effect/temp_visual/hierophant/blast(t, src, FALSE)
 		B.damage = 30
 	for(var/t in RANGE_TURFS(1, source))
-		var/obj/effect/overlay/temp/hierophant/blast/B = new /obj/effect/overlay/temp/hierophant/blast(t, src, FALSE)
+		var/obj/effect/temp_visual/hierophant/blast/B = new /obj/effect/temp_visual/hierophant/blast(t, src, FALSE)
 		B.damage = 30
 	animate(src, alpha = 0, time = 2, easing = EASE_OUT) //fade out
 	sleep(1)
@@ -396,11 +396,11 @@ Difficulty: Hard
 	var/turf/T = get_turf(victim)
 	if(!T)
 		return
-	new /obj/effect/overlay/temp/hierophant/telegraph(T, src)
+	new /obj/effect/temp_visual/hierophant/telegraph(T, src)
 	playsound(T,'sound/effects/bin_close.ogg', 200, 1)
 	sleep(2)
 	for(var/t in RANGE_TURFS(1, T))
-		new /obj/effect/overlay/temp/hierophant/blast(t, src, FALSE)
+		new /obj/effect/temp_visual/hierophant/blast(t, src, FALSE)
 
 /mob/living/simple_animal/hostile/megafauna/hierophant/proc/burst(turf/original) //release a wave of blasts
 	playsound(original,'sound/machines/AirlockOpen.ogg', 200, 1)
@@ -413,7 +413,7 @@ Difficulty: Hard
 		if(dist > last_dist)
 			last_dist = dist
 			sleep(1 + min(burst_range - last_dist, 12) * 0.5) //gets faster as it gets further out
-		new /obj/effect/overlay/temp/hierophant/blast(T, src, FALSE)
+		new /obj/effect/temp_visual/hierophant/blast(T, src, FALSE)
 
 /mob/living/simple_animal/hostile/megafauna/hierophant/AltClickOn(atom/A) //player control handler(don't give this to a player holy fuck)
 	if(!istype(A) || get_dist(A, src) <= 2)
@@ -421,29 +421,29 @@ Difficulty: Hard
 	blink(A)
 
 //Hierophant overlays
-/obj/effect/overlay/temp/hierophant
+/obj/effect/temp_visual/hierophant
 	name = "vortex energy"
 	layer = BELOW_MOB_LAYER
 	var/mob/living/caster //who made this, anyway
 
-/obj/effect/overlay/temp/hierophant/Initialize(mapload, new_caster)
+/obj/effect/temp_visual/hierophant/Initialize(mapload, new_caster)
 	. = ..()
 	if(new_caster)
 		caster = new_caster
 
-/obj/effect/overlay/temp/hierophant/squares
+/obj/effect/temp_visual/hierophant/squares
 	icon_state = "hierophant_squares"
 	duration = 3
 	light_range = 1
 	randomdir = FALSE
 
-/obj/effect/overlay/temp/hierophant/squares/Initialize(mapload, new_caster)
+/obj/effect/temp_visual/hierophant/squares/Initialize(mapload, new_caster)
 	. = ..()
 	if(ismineralturf(loc))
 		var/turf/closed/mineral/M = loc
 		M.gets_drilled(caster)
 
-/obj/effect/overlay/temp/hierophant/wall //smoothing and pooling were not friends, but pooling is dead.
+/obj/effect/temp_visual/hierophant/wall //smoothing and pooling were not friends, but pooling is dead.
 	name = "vortex wall"
 	icon = 'icons/turf/walls/hierophant_wall_temp.dmi'
 	icon_state = "wall"
@@ -451,21 +451,21 @@ Difficulty: Hard
 	duration = 100
 	smooth = SMOOTH_TRUE
 
-/obj/effect/overlay/temp/hierophant/wall/Initialize(mapload, new_caster)
+/obj/effect/temp_visual/hierophant/wall/Initialize(mapload, new_caster)
 	. = ..()
 	queue_smooth_neighbors(src)
 	queue_smooth(src)
 
-/obj/effect/overlay/temp/hierophant/wall/Destroy()
+/obj/effect/temp_visual/hierophant/wall/Destroy()
 	queue_smooth_neighbors(src)
 	return ..()
 
-/obj/effect/overlay/temp/hierophant/wall/CanPass(atom/movable/mover, turf/target, height = 0)
+/obj/effect/temp_visual/hierophant/wall/CanPass(atom/movable/mover, turf/target, height = 0)
 	if(mover == caster)
 		return TRUE
 	return FALSE
 
-/obj/effect/overlay/temp/hierophant/chaser //a hierophant's chaser. follows target around, moving and producing a blast every speed deciseconds.
+/obj/effect/temp_visual/hierophant/chaser //a hierophant's chaser. follows target around, moving and producing a blast every speed deciseconds.
 	duration = 98
 	var/mob/living/target //what it's following
 	var/turf/targetturf //what turf the target is actually on
@@ -479,9 +479,9 @@ Difficulty: Hard
 	var/currently_seeking = FALSE
 	var/friendly_fire_check = FALSE //if blasts produced apply friendly fire
 	var/monster_damage_boost = TRUE
-	var/damage = 10 
+	var/damage = 10
 
-/obj/effect/overlay/temp/hierophant/chaser/Initialize(mapload, new_caster, new_target, new_speed, is_friendly_fire)
+/obj/effect/temp_visual/hierophant/chaser/Initialize(mapload, new_caster, new_target, new_speed, is_friendly_fire)
 	. = ..()
 	target = new_target
 	friendly_fire_check = is_friendly_fire
@@ -489,14 +489,14 @@ Difficulty: Hard
 		speed = new_speed
 	addtimer(CALLBACK(src, .proc/seek_target), 1)
 
-/obj/effect/overlay/temp/hierophant/chaser/proc/get_target_dir()
+/obj/effect/temp_visual/hierophant/chaser/proc/get_target_dir()
 	. = get_cardinal_dir(src, targetturf)
 	if((. != previous_moving_dir && . == more_previouser_moving_dir) || . == 0) //we're alternating, recalculate
 		var/list/cardinal_copy = GLOB.cardinal.Copy()
 		cardinal_copy -= more_previouser_moving_dir
 		. = pick(cardinal_copy)
 
-/obj/effect/overlay/temp/hierophant/chaser/proc/seek_target()
+/obj/effect/temp_visual/hierophant/chaser/proc/seek_target()
 	if(!currently_seeking)
 		currently_seeking = TRUE
 		targetturf = get_turf(target)
@@ -523,33 +523,32 @@ Difficulty: Hard
 				moving--
 				sleep(speed)
 			targetturf = get_turf(target)
-/obj/effect/overlay/temp/hierophant/chaser/proc/make_blast()
-	var/obj/effect/overlay/temp/hierophant/blast/B = new(loc, caster, friendly_fire_check)
-	B.damage = damage
-	B.monster_damage_boost = monster_damage_boost
 
-/obj/effect/overlay/temp/hierophant/telegraph
+/obj/effect/temp_visual/hierophant/chaser/proc/make_blast()
+	new /obj/effect/temp_visual/hierophant/blast(loc, caster, friendly_fire_check)
+
+/obj/effect/temp_visual/hierophant/telegraph
 	icon = 'icons/effects/96x96.dmi'
 	icon_state = "hierophant_telegraph"
 	pixel_x = -32
 	pixel_y = -32
 	duration = 3
 
-/obj/effect/overlay/temp/hierophant/telegraph/diagonal
+/obj/effect/temp_visual/hierophant/telegraph/diagonal
 	icon_state = "hierophant_telegraph_diagonal"
 
-/obj/effect/overlay/temp/hierophant/telegraph/cardinal
+/obj/effect/temp_visual/hierophant/telegraph/cardinal
 	icon_state = "hierophant_telegraph_cardinal"
 
-/obj/effect/overlay/temp/hierophant/telegraph/teleport
+/obj/effect/temp_visual/hierophant/telegraph/teleport
 	icon_state = "hierophant_telegraph_teleport"
 	duration = 9
 
-/obj/effect/overlay/temp/hierophant/telegraph/edge
+/obj/effect/temp_visual/hierophant/telegraph/edge
 	icon_state = "hierophant_telegraph_edge"
 	duration = 40
 
-/obj/effect/overlay/temp/hierophant/blast
+/obj/effect/temp_visual/hierophant/blast
 	icon_state = "hierophant_blast"
 	name = "vortex blast"
 	light_range = 1
@@ -561,7 +560,7 @@ Difficulty: Hard
 	var/friendly_fire_check = FALSE
 	var/bursting = FALSE //if we're bursting and need to hit anyone crossing us
 
-/obj/effect/overlay/temp/hierophant/blast/Initialize(mapload, new_caster, friendly_fire)
+/obj/effect/temp_visual/hierophant/blast/Initialize(mapload, new_caster, friendly_fire)
 	. = ..()
 	friendly_fire_check = friendly_fire
 	if(new_caster)
@@ -571,7 +570,7 @@ Difficulty: Hard
 		M.gets_drilled(caster)
 	INVOKE_ASYNC(src, .proc/blast)
 
-/obj/effect/overlay/temp/hierophant/blast/proc/blast()
+/obj/effect/temp_visual/hierophant/blast/proc/blast()
 	var/turf/T = get_turf(src)
 	if(!T)
 		return
@@ -582,12 +581,12 @@ Difficulty: Hard
 	sleep(1.3) //slightly forgiving; the burst animation is 1.5 deciseconds
 	bursting = FALSE //we no longer damage crossers
 
-/obj/effect/overlay/temp/hierophant/blast/Crossed(atom/movable/AM)
+/obj/effect/temp_visual/hierophant/blast/Crossed(atom/movable/AM)
 	..()
 	if(bursting)
 		do_damage(get_turf(src))
 
-/obj/effect/overlay/temp/hierophant/blast/proc/do_damage(turf/T)
+/obj/effect/temp_visual/hierophant/blast/proc/do_damage(turf/T)
 	for(var/mob/living/L in T.contents - hit_things) //find and damage mobs...
 		hit_things += L
 		if((friendly_fire_check && caster && caster.faction_check_mob(L)) || L.stat == DEAD)
@@ -634,7 +633,7 @@ Difficulty: Hard
 			INVOKE_ASYNC(H, /obj/item/weapon/hierophant_club.proc/prepare_icon_update)
 			if(do_after(user, 50, target = src))
 				playsound(src,'sound/magic/Blind.ogg', 200, 1, -4)
-				new /obj/effect/overlay/temp/hierophant/telegraph/teleport(get_turf(src), user)
+				new /obj/effect/temp_visual/hierophant/telegraph/teleport(get_turf(src), user)
 				to_chat(user, "<span class='hierophant_warning'>You collect [src], reattaching it to the club!</span>")
 				H.beacon = null
 				user.update_action_buttons_icon()

code/modules/mob/living/simple_animal/hostile/megafauna/megafauna.dm

@@ -8,7 +8,7 @@
 	maxHealth = 1000
 	a_intent = INTENT_HARM
 	sentience_type = SENTIENCE_BOSS
-	environment_smash = 3
+	environment_smash = ENVIRONMENT_SMASH_RWALLS
 	obj_damage = 400
 	light_range = 3
 	faction = list("mining", "boss")

code/modules/mob/living/simple_animal/hostile/mimic.dm

@@ -203,7 +203,7 @@ GLOBAL_LIST_INIT(protected_objects, list(/obj/structure/table, /obj/structure/ca
 	if(..())
 		emote_see = list("aims menacingly")
 		obj_damage = 0
-		environment_smash = 0 //needed? seems weird for them to do so
+		environment_smash = ENVIRONMENT_SMASH_NONE //needed? seems weird for them to do so
 		ranged = 1
 		retreat_distance = 1 //just enough to shoot
 		minimum_distance = 6

code/modules/mob/living/simple_animal/hostile/mining_mobs.dm

@@ -4,7 +4,7 @@
 	faction = list("mining")
 	weather_immunities = list("lava","ash")
 	obj_damage = 30
-	environment_smash = 2
+	environment_smash = ENVIRONMENT_SMASH_WALLS
 	minbodytemp = 0
 	maxbodytemp = INFINITY
 	response_help = "pokes"
@@ -215,7 +215,7 @@
 	ranged_cooldown = 0
 	ranged_cooldown_time = 20
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	retreat_distance = 3
 	minimum_distance = 3
 	pass_flags = PASSTABLE
@@ -334,7 +334,7 @@
 	attack_sound = 'sound/weapons/pierce.ogg'
 	throw_message = "falls right through the strange body of the"
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	pass_flags = PASSTABLE
 	del_on_death = 1
 
@@ -595,7 +595,7 @@
 	aggro_vision_range = 9
 	idle_vision_range = 5
 	mob_size = MOB_SIZE_SMALL
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	var/wumbo = 0
 	var/inflate_cooldown = 0
 	loot = list(/obj/item/asteroid/fugu_gland{layer = ABOVE_MOB_LAYER})
@@ -640,7 +640,7 @@
 	minimum_distance = 1
 	move_to_delay = 6
 	transform *= 2
-	environment_smash = 2
+	environment_smash = ENVIRONMENT_SMASH_WALLS
 	mob_size = MOB_SIZE_LARGE
 	speed = 1
 	addtimer(CALLBACK(src, .proc/Deflate), 100)
@@ -660,7 +660,7 @@
 		move_to_delay = 2
 		transform /= 2
 		inflate_cooldown = 4
-		environment_smash = 0
+		environment_smash = ENVIRONMENT_SMASH_NONE
 		mob_size = MOB_SIZE_SMALL
 		speed = 0
 
@@ -800,11 +800,12 @@
 	del_on_death = 1
 	stat_attack = 1
 	robust_searching = 1
+	var/can_infest_dead = FALSE
 
 /mob/living/simple_animal/hostile/asteroid/hivelordbrood/legion/Life()
 	if(isturf(loc))
 		for(var/mob/living/carbon/human/H in view(src,1)) //Only for corpse right next to/on same tile
-			if(H.stat == UNCONSCIOUS)
+			if(H.stat == UNCONSCIOUS || (can_infest_dead && H.stat == DEAD))
 				infest(H)
 	..()
 
@@ -818,6 +819,58 @@
 	H.forceMove(L)
 	qdel(src)
 
+//Advanced Legion is slightly tougher to kill and can raise corpses (revive other legions)
+
+/mob/living/simple_animal/hostile/asteroid/hivelord/legion/advanced
+	stat_attack = 2
+	maxHealth = 120
+	health = 120
+	brood_type = /mob/living/simple_animal/hostile/asteroid/hivelordbrood/legion/advanced
+	icon_state = "dwarf_legion"
+
+/mob/living/simple_animal/hostile/asteroid/hivelordbrood/legion/advanced
+	stat_attack = 2
+	can_infest_dead = TRUE
+
+//Legion that spawns Legions
+
+/mob/living/simple_animal/hostile/spawner/legion
+	name = "legion"
+	desc = "One of many."
+	icon = 'icons/mob/lavaland/dragon.dmi'
+	icon_state = "legion"
+	icon_living = "legion"
+	icon_dead = "legion"
+	health = 450
+	maxHealth = 450
+	max_mobs = 3
+	spawn_time = 200
+	spawn_text = "peels itself off from"
+	melee_damage_lower = 20
+	melee_damage_upper = 20
+	anchored = FALSE
+	AIStatus = AI_ON
+	stop_automated_movement = FALSE
+	wander = TRUE
+	maxbodytemp = INFINITY
+	layer = MOB_LAYER
+	del_on_death = TRUE
+	sentience_type = SENTIENCE_BOSS
+	loot = list(/obj/item/organ/hivelord_core/legion = 3, /obj/effect/mob_spawn/human/corpse/damaged = 5)
+	move_to_delay = 14
+	vision_range = 5
+	aggro_vision_range = 9
+	idle_vision_range = 5
+	speed = 3
+	faction = list("mining")
+	weather_immunities = list("lava","ash")
+	obj_damage = 30
+	environment_smash = ENVIRONMENT_SMASH_STRUCTURES
+	see_in_dark = 8
+	lighting_alpha = LIGHTING_PLANE_ALPHA_MOSTLY_INVISIBLE
+
+//Organ
+
 /obj/item/organ/hivelord_core/legion
 	name = "legion's soul"
 	desc = "A strange rock that still crackles with power... its \
@@ -871,7 +924,7 @@
 	speak_chance = 1
 	turns_per_move = 8
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	move_to_delay = 15
 	response_help  = "pets"
 	response_disarm = "gently pushes aside"

code/modules/mob/living/simple_animal/hostile/mushroom.dm

@@ -20,7 +20,7 @@
 	attacktext = "chomps"
 	attack_sound = 'sound/weapons/bite.ogg'
 	faction = list("mushroom")
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	stat_attack = 2
 	mouse_opacity = 1
 	speed = 1

code/modules/mob/living/simple_animal/hostile/retaliate/bat.dm

@@ -22,7 +22,7 @@
 	faction = list("hostile")
 	attack_sound = 'sound/weapons/bite.ogg'
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	ventcrawler = VENTCRAWLER_ALWAYS
 	mob_size = MOB_SIZE_TINY
 	movement_type = FLYING

code/modules/mob/living/simple_animal/hostile/retaliate/clown.dm

@@ -23,7 +23,7 @@
 	attacktext = "attacks"
 	attack_sound = 'sound/items/bikehorn.ogg'
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	del_on_death = 1
 	loot = list(/obj/effect/mob_spawn/human/clown/corpse)
 

code/modules/mob/living/simple_animal/hostile/retaliate/spaceman.dm

@@ -20,6 +20,6 @@
 	attacktext = "hits"
 	attack_sound = 'sound/weapons/punch1.ogg'
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	del_on_death = 0
 

code/modules/mob/living/simple_animal/hostile/stickman.dm

@@ -14,7 +14,7 @@
 	speed = 0
 	stat_attack = 1
 	robust_searching = 1
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	maxHealth = 100
 	health = 100
 	harm_intent_damage = 5
@@ -52,7 +52,7 @@
 
 /mob/living/simple_animal/hostile/stickman/Initialize(mapload, var/wizard_summoned)
 	..()
-	new /obj/effect/overlay/temp/paper_scatter(src)
+	new /obj/effect/temp_visual/paper_scatter(src)
 	summoned_by_wizard = wizard_summoned
 
 /mob/living/simple_animal/hostile/stickman/death()

code/modules/mob/living/simple_animal/hostile/syndicate.dm

@@ -131,7 +131,7 @@
 	minimum_distance = 10
 	retreat_distance = 10
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 
 /mob/living/simple_animal/hostile/syndicate/civilian/Aggro()
 	..()
@@ -150,7 +150,7 @@
 	melee_damage_lower = 15
 	melee_damage_upper = 15
 	obj_damage = 0
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 	attacktext = "cuts"
 	attack_sound = 'sound/weapons/bladeslice.ogg'
 	faction = list("syndicate")

code/modules/mob/living/simple_animal/simple_animal.dm

@@ -51,7 +51,7 @@
 	var/attacktext = "attacks"
 	var/attack_sound = null
 	var/friendly = "nuzzles" //If the mob does no damage with it's attack
-	var/environment_smash = 0 //Set to 1 to allow breaking of crates,lockers,racks,tables; 2 for walls; 3 for Rwalls
+	var/environment_smash = ENVIRONMENT_SMASH_NONE //Set to 1 to allow breaking of crates,lockers,racks,tables; 2 for walls; 3 for Rwalls
 
 	var/speed = 1 //LETS SEE IF I CAN SET SPEEDS FOR SIMPLE MOBS WITHOUT DESTROYING EVERYTHING. Higher speed is slower, negative speed is faster
 
@@ -249,7 +249,7 @@
 
 /mob/living/simple_animal/gib_animation()
 	if(icon_gib)
-		new /obj/effect/overlay/temp/gib_animation/animal(loc, icon_gib)
+		new /obj/effect/temp_visual/gib_animation/animal(loc, icon_gib)
 
 /mob/living/simple_animal/say_mod(input, message_mode)
 	if(speak_emote && speak_emote.len)

code/modules/mob/mob.dm

@@ -293,14 +293,14 @@
 
 	if(!src || !isturf(src.loc) || !(A in view(src.loc)))
 		return 0
-	if(istype(A, /obj/effect/overlay/temp/point))
+	if(istype(A, /obj/effect/temp_visual/point))
 		return 0
 
 	var/tile = get_turf(A)
 	if (!tile)
 		return 0
 
-	new /obj/effect/overlay/temp/point(A,invisibility)
+	new /obj/effect/temp_visual/point(A,invisibility)
 
 	return 1
 

code/modules/mob/mob_movement.dm

@@ -242,12 +242,12 @@
 				L.loc = locate(locx,locy,mobloc.z)
 				var/limit = 2//For only two trailing shadows.
 				for(var/turf/T in getline(mobloc, L.loc))
-					new /obj/effect/overlay/temp/dir_setting/ninja/shadow(T, L.dir)
+					new /obj/effect/temp_visual/dir_setting/ninja/shadow(T, L.dir)
 					limit--
 					if(limit<=0)
 						break
 			else
-				new /obj/effect/overlay/temp/dir_setting/ninja/shadow(mobloc, L.dir)
+				new /obj/effect/temp_visual/dir_setting/ninja/shadow(mobloc, L.dir)
 				L.loc = get_step(L, direct)
 			L.setDir(direct)
 		if(3) //Incorporeal move, but blocked by holy-watered tiles and salt piles.

code/modules/mob/transform_procs.dm

@@ -36,7 +36,7 @@
 	cut_overlays()
 	invisibility = INVISIBILITY_MAXIMUM
 
-	new /obj/effect/overlay/temp/monkeyify(loc)
+	new /obj/effect/temp_visual/monkeyify(loc)
 	sleep(22)
 	var/mob/living/carbon/monkey/O = new /mob/living/carbon/monkey( loc )
 
@@ -186,7 +186,7 @@
 	icon = null
 	cut_overlays()
 	invisibility = INVISIBILITY_MAXIMUM
-	new /obj/effect/overlay/temp/monkeyify/humanify(loc)
+	new /obj/effect/temp_visual/monkeyify/humanify(loc)
 	sleep(22)
 	var/mob/living/carbon/human/O = new( loc )
 	for(var/obj/item/C in O.loc)

code/modules/ninja/suit/n_suit_verbs/energy_net_nets.dm

@@ -72,7 +72,7 @@ It is possible to destroy the net by the occupant or someone else.
 			M.dropItemToGround(W)
 
 		playsound(M.loc, 'sound/effects/sparks4.ogg', 50, 1)
-		new /obj/effect/overlay/temp/dir_setting/ninja/phase/out(get_turf(M), M.dir)
+		new /obj/effect/temp_visual/dir_setting/ninja/phase/out(get_turf(M), M.dir)
 
 		visible_message("[M] suddenly vanishes!")
 		M.forceMove(pick(GLOB.holdingfacility)) //Throw mob in to the holding facility.
@@ -86,7 +86,7 @@ It is possible to destroy the net by the occupant or someone else.
 		spark_system.start()
 		playsound(M.loc, 'sound/effects/phasein.ogg', 25, 1)
 		playsound(M.loc, 'sound/effects/sparks2.ogg', 50, 1)
-		new /obj/effect/overlay/temp/dir_setting/ninja/phase(get_turf(M), M.dir)
+		new /obj/effect/temp_visual/dir_setting/ninja/phase(get_turf(M), M.dir)
 		qdel(src)
 
 	else//And they are free.

code/modules/ninja/suit/n_suit_verbs/ninja_teleporting.dm

@@ -27,7 +27,7 @@ Contents:
 
 		if(destination && isturf(mobloc))//So we don't teleport out of containers
 			playsound(H.loc, "sparks", 50, 1)
-			new /obj/effect/overlay/temp/dir_setting/ninja/phase/out(get_turf(H), H.dir)
+			new /obj/effect/temp_visual/dir_setting/ninja/phase/out(get_turf(H), H.dir)
 
 			handle_teleport_grab(destination, H)
 			H.loc = destination
@@ -35,7 +35,7 @@ Contents:
 			spark_system.start()
 			playsound(H.loc, 'sound/effects/phasein.ogg', 25, 1)
 			playsound(H.loc, "sparks", 50, 1)
-			new /obj/effect/overlay/temp/dir_setting/ninja/phase(get_turf(H), H.dir)
+			new /obj/effect/temp_visual/dir_setting/ninja/phase(get_turf(H), H.dir)
 
 			destination.phase_damage_creatures(20,H)//Paralyse and damage mobs and mechas on the turf
 			s_coold = 1
@@ -55,7 +55,7 @@ Contents:
 		var/turf/mobloc = get_turf(H.loc)//To make sure that certain things work properly below.
 		if(!T.density && isturf(mobloc))
 			playsound(H.loc, "sparks", 50, 1)
-			new /obj/effect/overlay/temp/dir_setting/ninja/phase/out(get_turf(H), H.dir)
+			new /obj/effect/temp_visual/dir_setting/ninja/phase/out(get_turf(H), H.dir)
 
 			handle_teleport_grab(T, H)
 			H.forceMove(T)
@@ -63,7 +63,7 @@ Contents:
 			spark_system.start()
 			playsound(H.loc, 'sound/effects/phasein.ogg', 25, 1)
 			playsound(H.loc, "sparks", 50, 1)
-			new /obj/effect/overlay/temp/dir_setting/ninja/phase(get_turf(H), H.dir)
+			new /obj/effect/temp_visual/dir_setting/ninja/phase(get_turf(H), H.dir)
 
 			T.phase_damage_creatures(20,H)//Paralyse and damage mobs and mechas on the turf
 			s_coold = 1

code/modules/paperwork/paper.dm

@@ -26,7 +26,7 @@
 	var/info		//What's actually written on the paper.
 	var/info_links	//A different version of the paper which includes html links at fields and EOF
 	var/stamps		//The (text for the) stamps on the paper.
-	var/fields		//Amount of user created fields
+	var/fields = 0	//Amount of user created fields
 	var/list/stamped
 	var/rigged = 0
 	var/spam_flag = 0

code/modules/power/supermatter/supermatter.dm

@@ -53,8 +53,8 @@
 	desc = "A strangely translucent and iridescent crystal that looks like it used to be part of a larger structure."
 	icon = 'icons/obj/supermatter.dmi'
 	icon_state = "darkmatter_shard"
-	density = 1
-	anchored = 0
+	density = TRUE
+	anchored = FALSE
 	light_range = 4
 	resistance_flags = INDESTRUCTIBLE | LAVA_PROOF | FIRE_PROOF | UNACIDABLE | ACID_PROOF
 
@@ -74,7 +74,7 @@
 	var/emergency_alert = "CRYSTAL DELAMINATION IMMINENT."
 	var/explosion_point = 900
 
-	var/emergency_issued = 0
+	var/emergency_issued = FALSE
 
 	var/explosion_power = 12
 	var/temp_factor = 30
@@ -116,12 +116,12 @@
 	var/common_channel = null
 
 	//for logging
-	var/has_been_powered = 0
-	var/has_reached_emergency = 0
+	var/has_been_powered = FALSE
+	var/has_reached_emergency = FALSE
 
 	// For making hugbox supermatter
-	var/takes_damage = 1
-	var/produces_gas = 1
+	var/takes_damage = TRUE
+	var/produces_gas = TRUE
 	var/obj/effect/countdown/supermatter/countdown
 
 /obj/machinery/power/supermatter_shard/make_frozen_visual()
@@ -385,7 +385,7 @@
 /obj/machinery/power/supermatter_shard/bullet_act(obj/item/projectile/Proj)
 	var/turf/L = loc
 	if(!istype(L))		// We don't run process() when we are in space
-		return 0	// This stops people from being able to really power up the supermatter
+		return FALSE	// This stops people from being able to really power up the supermatter
 				// Then bring it inside to explode instantly upon landing on a valid turf.
 	if(!istype(Proj.firer, /obj/machinery/power/emitter))
 		investigate_log("has been hit by [Proj] fired by [Proj.firer]", "supermatter")
@@ -394,10 +394,10 @@
 		if(!has_been_powered)
 			investigate_log("has been powered for the first time.", "supermatter")
 			message_admins("[src] has been powered for the first time [ADMIN_JMP(src)].")
-			has_been_powered = 1
+			has_been_powered = TRUE
 	else if(takes_damage)
 		damage += Proj.damage * config_bullet_energy
-	return 0
+	return FALSE
 
 /obj/machinery/power/supermatter_shard/singularity_act()
 	var/gain = 100
@@ -409,7 +409,7 @@
 			M << 'sound/effects/supermatter.ogg' //everyone goan know bout this
 			to_chat(M, "<span class='boldannounce'>A horrible screeching fills your ears, and a wave of dread washes over you...</span>")
 	qdel(src)
-	return(gain)
+	return gain
 
 /obj/machinery/power/supermatter_shard/blob_act(obj/structure/blob/B)
 	if(B && !isspaceturf(loc)) //does nothing in space
@@ -450,7 +450,7 @@
 	user.visible_message("<span class='danger'>\The [user] reaches out and touches \the [src], inducing a resonance... [user.p_their()] body starts to glow and bursts into flames before flashing into ash.</span>",\
 		"<span class='userdanger'>You reach out and touch \the [src]. Everything starts burning and all you can hear is ringing. Your last thought is \"That was not a wise decision.\"</span>",\
 		"<span class='italics'>You hear an unearthly noise as a wave of heat washes over you.</span>")
-
+	investigate_log("has been attacked (hand) by [user]", "supermatter")
 	playsound(get_turf(src), 'sound/effects/supermatter.ogg', 50, 1)
 
 	Consume(user)
@@ -464,11 +464,11 @@
 	if(!istype(W) || (W.flags & ABSTRACT) || !istype(user))
 		return
 	if(user.drop_item(W))
-		Consume(W)
 		user.visible_message("<span class='danger'>As [user] touches \the [src] with \a [W], silence fills the room...</span>",\
 			"<span class='userdanger'>You touch \the [src] with \the [W], and everything suddenly goes silent.</span>\n<span class='notice'>\The [W] flashes into dust as you flinch away from \the [src].</span>",\
 			"<span class='italics'>Everything suddenly goes silent.</span>")
-
+		investigate_log("has been attacked ([W]) by [user]", "supermatter")
+		Consume(W)
 		playsound(get_turf(src), 'sound/effects/supermatter.ogg', 50, 1)
 
 		radiation_pulse(get_turf(src), 1, 1, 150, 1)
@@ -517,15 +517,15 @@
 // When you wanna make a supermatter shard for the dramatic effect, but
 // don't want it exploding suddenly
 /obj/machinery/power/supermatter_shard/hugbox
-	takes_damage = 0
-	produces_gas = 0
+	takes_damage = FALSE
+	produces_gas = FALSE
 
 /obj/machinery/power/supermatter_shard/crystal
 	name = "supermatter crystal"
 	desc = "A strangely translucent and iridescent crystal."
 	base_icon_state = "darkmatter"
 	icon_state = "darkmatter"
-	anchored = 1
+	anchored = TRUE
 	gasefficency = 0.15
 	explosion_power = 35
 

code/modules/projectiles/ammunition.dm

@@ -16,7 +16,7 @@
 	var/randomspread = 0						//Randomspread for automatics
 	var/delay = 0								//Delay for energy weapons
 	var/click_cooldown_override = 0				//Override this to make your gun have a faster fire rate, in tenths of a second. 4 is the default gun cooldown.
-	var/firing_effect_type = /obj/effect/overlay/temp/dir_setting/firing_effect	//the visual effect appearing when the ammo is fired.
+	var/firing_effect_type = /obj/effect/temp_visual/dir_setting/firing_effect	//the visual effect appearing when the ammo is fired.
 
 
 /obj/item/ammo_casing/New()

code/modules/projectiles/ammunition/caseless.dm

@@ -45,7 +45,7 @@
  	icon_state = "s-casing-live"
  	projectile_type = /obj/item/projectile/beam
  	fire_sound = 'sound/weapons/Laser.ogg'
- 	firing_effect_type = /obj/effect/overlay/temp/dir_setting/firing_effect/energy
+ 	firing_effect_type = /obj/effect/temp_visual/dir_setting/firing_effect/energy
 
 /obj/item/ammo_casing/caseless/laser/gatling
 	projectile_type = /obj/item/projectile/beam/weak

code/modules/projectiles/ammunition/energy.dm

@@ -6,7 +6,7 @@
 	var/e_cost = 100 //The amount of energy a cell needs to expend to create this shot.
 	var/select_name = "energy"
 	fire_sound = 'sound/weapons/Laser.ogg'
-	firing_effect_type = /obj/effect/overlay/temp/dir_setting/firing_effect/energy
+	firing_effect_type = /obj/effect/temp_visual/dir_setting/firing_effect/energy
 
 /obj/item/ammo_casing/energy/chameleon
 	projectile_type = /obj/item/projectile/energy/chameleon

code/modules/projectiles/ammunition/special.dm

@@ -2,7 +2,7 @@
 	name = "magic casing"
 	desc = "I didn't even know magic needed ammo..."
 	projectile_type = /obj/item/projectile/magic
-	firing_effect_type = /obj/effect/overlay/temp/dir_setting/firing_effect/magic
+	firing_effect_type = /obj/effect/temp_visual/dir_setting/firing_effect/magic
 
 /obj/item/ammo_casing/magic/change
 	projectile_type = /obj/item/projectile/magic/change
@@ -89,4 +89,4 @@
 	select_name = "spraydown"
 	fire_sound = 'sound/weapons/gunshot_smg.ogg'
 	e_cost = 20
-	firing_effect_type = /obj/effect/overlay/temp/dir_setting/firing_effect
+	firing_effect_type = /obj/effect/temp_visual/dir_setting/firing_effect

code/modules/projectiles/guns/energy/kinetic_accelerator.dm

@@ -198,7 +198,7 @@
 	if(ismineralturf(target_turf))
 		var/turf/closed/mineral/M = target_turf
 		M.gets_drilled(firer)
-	var/obj/effect/overlay/temp/kinetic_blast/K = new /obj/effect/overlay/temp/kinetic_blast(target_turf)
+	var/obj/effect/temp_visual/kinetic_blast/K = new /obj/effect/temp_visual/kinetic_blast(target_turf)
 	K.color = color
 	for(var/obj/item/borg/upgrade/modkit/M in kinetic_modules)
 		if(QDELETED(M)) //whoever shot this was very, very unfortunate.
@@ -358,7 +358,7 @@
 /obj/item/borg/upgrade/modkit/aoe/projectile_strike(obj/item/projectile/kinetic/K, turf/target_turf, atom/target)
 	if(stats_stolen)
 		return
-	new /obj/effect/overlay/temp/explosion/fast(target_turf)
+	new /obj/effect/temp_visual/explosion/fast(target_turf)
 	if(turf_aoe)
 		for(var/T in RANGE_TURFS(1, target_turf) - target_turf)
 			if(ismineralturf(T))
@@ -370,7 +370,6 @@
 			L.apply_damage(K.damage*modifier, K.damage_type, K.def_zone, armor)
 			to_chat(L, "<span class='userdanger'>You're struck by a [K.name]!</span>")
 
-
 /obj/item/borg/upgrade/modkit/aoe/turfs
 	name = "mining explosion"
 	desc = "Causes the kinetic accelerator to destroy rock in an AoE."
@@ -392,11 +391,11 @@
 //Indoors
 /obj/item/borg/upgrade/modkit/indoors
 	name = "decrease pressure penalty"
-	desc = "Increases the damage a kinetic accelerator does in a high pressure environment."
+	desc = "A syndicate modification kit that increases the damage a kinetic accelerator does in a high pressure environment."
 	modifier = 2
 	denied_type = /obj/item/borg/upgrade/modkit/indoors
 	maximum_of_type = 2
-	cost = 40
+	cost = 35
 
 /obj/item/borg/upgrade/modkit/indoors/modify_projectile(obj/item/projectile/kinetic/K)
 	K.pressure_decrease *= modifier

code/modules/projectiles/guns/energy/pulse.dm

@@ -5,7 +5,7 @@
 	item_state = null
 	w_class = WEIGHT_CLASS_BULKY
 	force = 10
-	modifystate = TRUE
+	modifystate = TRUE
 	flags =  CONDUCT
 	slot_flags = SLOT_BACK
 	ammo_type = list(/obj/item/ammo_casing/energy/laser/pulse, /obj/item/ammo_casing/energy/electrode, /obj/item/ammo_casing/energy/laser)
@@ -40,7 +40,7 @@
 	w_class = WEIGHT_CLASS_NORMAL
 	slot_flags = SLOT_BELT
 	icon_state = "pulse_carbine"
-	item_state = null
+	item_state = null
 	cell_type = "/obj/item/weapon/stock_parts/cell/pulse/carbine"
 	can_flashlight = 1
 	flight_x_offset = 18

code/modules/projectiles/guns/medbeam.dm

@@ -113,7 +113,7 @@
 
 /obj/item/weapon/gun/medbeam/proc/on_beam_tick(var/mob/living/target)
 	if(target.health != target.maxHealth)
-		new /obj/effect/overlay/temp/heal(get_turf(target), "#80F5FF")
+		new /obj/effect/temp_visual/heal(get_turf(target), "#80F5FF")
 	target.adjustBruteLoss(-4)
 	target.adjustFireLoss(-4)
 	return

code/modules/projectiles/projectile.dm

@@ -90,9 +90,9 @@
 			if(starting)
 				splatter_dir = get_dir(starting, target_loca)
 			if(isalien(L))
-				new /obj/effect/overlay/temp/dir_setting/bloodsplatter/xenosplatter(target_loca, splatter_dir)
+				new /obj/effect/temp_visual/dir_setting/bloodsplatter/xenosplatter(target_loca, splatter_dir)
 			else
-				new /obj/effect/overlay/temp/dir_setting/bloodsplatter(target_loca, splatter_dir)
+				new /obj/effect/temp_visual/dir_setting/bloodsplatter(target_loca, splatter_dir)
 			if(prob(33))
 				L.add_splatter_floor(target_loca)
 		else if(impact_effect_type)
@@ -224,7 +224,7 @@
 				pixel_y_offset += 32
 				old_pixel_y += 32
 				new_y--
-				
+
 			pixel_x = old_pixel_x
 			pixel_y = old_pixel_y
 			step_towards(src, locate(new_x, new_y, z))
@@ -237,7 +237,7 @@
 				animate(src, pixel_x = pixel_x_offset, pixel_y = pixel_y_offset, time = max(1, (delay <= 3 ? delay - 1 : delay)), flags = ANIMATION_END_NOW)
 			old_pixel_x = pixel_x_offset
 			old_pixel_y = pixel_y_offset
-			
+
 			if(original && (original.layer>=2.75) || ismob(original))
 				if(loc == get_turf(original))
 					if(!(original in permutated))

code/modules/projectiles/projectile/beams.dm

@@ -9,7 +9,7 @@
 	hitsound_wall = 'sound/weapons/effects/searwall.ogg'
 	flag = "laser"
 	eyeblur = 2
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/red_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/red_laser
 	light_color = LIGHT_COLOR_RED
 
 /obj/item/projectile/beam/laser
@@ -25,7 +25,7 @@
 		var/mob/living/carbon/M = target
 		M.IgniteMob()
 	else if(isturf(target))
-		impact_effect_type = /obj/effect/overlay/temp/impact_effect/red_laser/wall
+		impact_effect_type = /obj/effect/temp_visual/impact_effect/red_laser/wall
 
 /obj/item/projectile/beam/weak
 	damage = 15
@@ -48,7 +48,7 @@
 	irradiate = 30
 	range = 15
 	forcedodge = 1
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/green_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/green_laser
 	light_color = LIGHT_COLOR_GREEN
 
 /obj/item/projectile/beam/disabler
@@ -59,14 +59,14 @@
 	flag = "energy"
 	hitsound = 'sound/weapons/tap.ogg'
 	eyeblur = 0
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/blue_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/blue_laser
 	light_color = LIGHT_COLOR_BLUE
 
 /obj/item/projectile/beam/pulse
 	name = "pulse"
 	icon_state = "u_laser"
 	damage = 50
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/blue_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/blue_laser
 	light_color = LIGHT_COLOR_BLUE
 
 /obj/item/projectile/beam/pulse/on_hit(atom/target, blocked = 0)
@@ -94,7 +94,7 @@
 	damage = 30
 	legacy = 1
 	animate_movement = SLIDE_STEPS
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/green_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/green_laser
 	light_color = LIGHT_COLOR_GREEN
 
 /obj/item/projectile/beam/emitter/singularity_pull()
@@ -108,7 +108,7 @@
 	damage_type = STAMINA
 	flag = "laser"
 	var/suit_types = list(/obj/item/clothing/suit/redtag, /obj/item/clothing/suit/bluetag)
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/blue_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/blue_laser
 	light_color = LIGHT_COLOR_BLUE
 
 /obj/item/projectile/beam/lasertag/on_hit(atom/target, blocked = 0)
@@ -122,7 +122,7 @@
 /obj/item/projectile/beam/lasertag/redtag
 	icon_state = "laser"
 	suit_types = list(/obj/item/clothing/suit/bluetag)
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/red_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/red_laser
 	light_color = LIGHT_COLOR_RED
 
 /obj/item/projectile/beam/lasertag/bluetag
@@ -134,17 +134,17 @@
 	icon_state = "purple_laser"
 	damage = 200
 	damage_type = BURN
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/purple_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/purple_laser
 	light_color = LIGHT_COLOR_PURPLE
 
 /obj/item/projectile/beam/instakill/blue
 	icon_state = "blue_laser"
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/blue_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/blue_laser
 	light_color = LIGHT_COLOR_BLUE
 
 /obj/item/projectile/beam/instakill/red
 	icon_state = "red_laser"
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/red_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/red_laser
 	light_color = LIGHT_COLOR_RED
 
 /obj/item/projectile/beam/instakill/on_hit(atom/target)

code/modules/projectiles/projectile/bullets.dm

@@ -6,7 +6,7 @@
 	nodamage = 0
 	flag = "bullet"
 	hitsound_wall = "ricochet"
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect
+	impact_effect_type = /obj/effect/temp_visual/impact_effect
 
 /obj/item/projectile/bullet/weakbullet //beanbag, heavy stamina damage
 	damage = 5
@@ -190,7 +190,7 @@
 	name = "dart"
 	icon_state = "cbbolt"
 	damage = 6
-	var/piercing = FALSE
+	var/piercing = FALSE
 
 /obj/item/projectile/bullet/dart/New()
 	..()
@@ -201,15 +201,15 @@
 	if(iscarbon(target))
 		var/mob/living/carbon/M = target
 		if(blocked != 100) // not completely blocked
-			if(M.can_inject(null, FALSE, def_zone, piercing)) // Pass the hit zone to see if it can inject by whether it hit the head or the body.
+			if(M.can_inject(null, FALSE, def_zone, piercing)) // Pass the hit zone to see if it can inject by whether it hit the head or the body.
 				..()
 				reagents.reaction(M, INJECT)
 				reagents.trans_to(M, reagents.total_volume)
-				return TRUE
+				return TRUE
 			else
 				blocked = 100
-				target.visible_message("<span class='danger'>\The [src] was deflected!</span>", \
-									   "<span class='userdanger'>You were protected against \the [src]!</span>")
+				target.visible_message("<span class='danger'>\The [src] was deflected!</span>", \
+									   "<span class='userdanger'>You were protected against \the [src]!</span>")
 
 	..(target, blocked)
 	reagents.set_reacting(TRUE)
@@ -240,28 +240,28 @@
 		nodamage = 1
 	. = ..() // Execute the rest of the code.
 
-/obj/item/projectile/bullet/dnainjector
-	name = "\improper DNA injector"
-	icon_state = "syringeproj"
-	var/obj/item/weapon/dnainjector/injector
-	
-/obj/item/projectile/bullet/dnainjector/on_hit(atom/target, blocked = 0)
-	if(iscarbon(target))
-		var/mob/living/carbon/M = target
-		if(blocked != 100)
-			if(M.can_inject(null, FALSE, def_zone, FALSE))
-				if(injector.inject(M, firer))
-					QDEL_NULL(injector)
-					return TRUE
-			else
-				blocked = 100
-				target.visible_message("<span class='danger'>\The [src] was deflected!</span>", \
-									   "<span class='userdanger'>You were protected against \the [src]!</span>")
-	return ..()
-
-/obj/item/projectile/bullet/dnainjector/Destroy()
-	QDEL_NULL(injector)
-	return ..()
+/obj/item/projectile/bullet/dnainjector
+	name = "\improper DNA injector"
+	icon_state = "syringeproj"
+	var/obj/item/weapon/dnainjector/injector
+	
+/obj/item/projectile/bullet/dnainjector/on_hit(atom/target, blocked = 0)
+	if(iscarbon(target))
+		var/mob/living/carbon/M = target
+		if(blocked != 100)
+			if(M.can_inject(null, FALSE, def_zone, FALSE))
+				if(injector.inject(M, firer))
+					QDEL_NULL(injector)
+					return TRUE
+			else
+				blocked = 100
+				target.visible_message("<span class='danger'>\The [src] was deflected!</span>", \
+									   "<span class='userdanger'>You were protected against \the [src]!</span>")
+	return ..()
+
+/obj/item/projectile/bullet/dnainjector/Destroy()
+	QDEL_NULL(injector)
+	return ..()
 
 //// SNIPER BULLETS
 

code/modules/projectiles/projectile/energy.dm

@@ -135,7 +135,7 @@
 	damage = 20
 	damage_type = CLONE
 	irradiate = 10
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/green_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/green_laser
 
 /obj/item/projectile/energy/dart //ninja throwing dart
 	name = "dart"
@@ -164,7 +164,7 @@
 /obj/item/projectile/energy/tesla
 	name = "tesla bolt"
 	icon_state = "tesla_projectile"
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/blue_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/blue_laser
 	var/chain
 
 /obj/item/projectile/energy/tesla/fire(setAngle)

code/modules/projectiles/projectile/plasma.dm

@@ -7,7 +7,6 @@ obj/item/projectile/energy/plasmabolt
 	damage_type = BURN
 	hitsound = 'sound/weapons/sear.ogg'
 	hitsound_wall = 'sound/weapons/effects/searwall.ogg'
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/green_laser
 	light_range = 3
 	light_color = LIGHT_COLOR_GREEN
 

code/modules/projectiles/projectile/special.dm

@@ -5,7 +5,7 @@
 	damage_type = BURN
 	nodamage = 1
 	flag = "energy"
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/ion
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/ion
 
 
 /obj/item/projectile/ion/on_hit(atom/target, blocked = 0)
@@ -202,7 +202,7 @@
 	damage = 5
 	range = 3.5 //works as 4, but doubles to 7
 	dismemberment = 20
-	impact_effect_type = /obj/effect/overlay/temp/impact_effect/purple_laser
+	impact_effect_type = /obj/effect/temp_visual/impact_effect/purple_laser
 
 /obj/item/projectile/plasma/Initialize()
 	. = ..()
@@ -273,7 +273,7 @@
 		A.throw_at(throwtarget,power+1,1)
 		thrown_items[A] = A
 	for(var/turf/F in range(T,power))
-		new /obj/effect/overlay/temp/gravpush(F)
+		new /obj/effect/temp_visual/gravpush(F)
 
 /obj/item/projectile/gravityattract
 	name = "attraction bolt"
@@ -303,7 +303,7 @@
 		A.throw_at(T, power+1, 1)
 		thrown_items[A] = A
 	for(var/turf/F in range(T,power))
-		new /obj/effect/overlay/temp/gravpush(F)
+		new /obj/effect/temp_visual/gravpush(F)
 
 /obj/item/projectile/gravitychaos
 	name = "gravitational blast"
@@ -333,5 +333,5 @@
 		A.throw_at(get_edge_target_turf(A, pick(GLOB.cardinal)), power+1, 1)
 		thrown_items[A] = A
 	for(var/turf/Z in range(T,power))
-		new /obj/effect/overlay/temp/gravpush(Z)
+		new /obj/effect/temp_visual/gravpush(Z)
 

code/modules/reagents/chemistry/reagents/blob_reagents.dm

@@ -298,7 +298,7 @@
 	var/initial_volume = reac_volume
 	reac_volume = ..()
 	if(reac_volume >= 10) //if it's not a spore cloud, bad time incoming
-		var/obj/effect/overlay/temp/explosion/fast/E = new /obj/effect/overlay/temp/explosion/fast(get_turf(M))
+		var/obj/effect/temp_visual/explosion/fast/E = new /obj/effect/temp_visual/explosion/fast(get_turf(M))
 		E.alpha = 150
 		for(var/mob/living/L in orange(get_turf(M), 1))
 			if("blob" in L.faction) //no friendly fire

code/modules/reagents/chemistry/reagents/other_reagents.dm

@@ -378,7 +378,7 @@
 			if(N.w_uniform)
 				M.visible_message(pick("<b>[M]</b>'s collar pops up without warning.</span>", "<b>[M]</b> flexes [M.p_their()] arms."))
 			else
-				M.visible_message("<b>[M]</b> [M.p_their()] their arms.")
+				M.visible_message("<b>[M]</b> flexes [M.p_their()] arms.")
 	if(prob(10))
 		M.say(pick("Check these sweet biceps bro!", "Deal with it.", "CHUG! CHUG! CHUG! CHUG!", "Winning!", "NERDS!", "My name is John and I hate every single one of you."))
 	..()

code/modules/research/designs.dm

@@ -249,16 +249,6 @@ other types of metals and chemistry for reagents).
 	build_path = /obj/item/borg/upgrade/modkit/range
 	category = list("Mining Designs", "Cyborg Upgrade Modules")
 
-/datum/design/superaccelerator
-	name = "Kinetic Accelerator Pressure Mod"
-	desc = "A modification kit which allows Kinetic Accelerators to do more damage while indoors."
-	id = "indoormod"
-	req_tech = list("materials" = 5, "powerstorage" = 4, "engineering" = 4, "magnets" = 4, "combat" = 3)
-	build_type = PROTOLATHE | MECHFAB
-	materials = list(MAT_METAL = 2000, MAT_GLASS = 1500, MAT_SILVER = 2000, MAT_URANIUM = 2000)
-	build_path = /obj/item/borg/upgrade/modkit/indoors
-	category = list("Mining Designs", "Cyborg Upgrade Modules")
-
 /datum/design/hyperaccelerator
 	name = "Kinetic Accelerator Mining AoE Mod"
 	desc = "A modification kit for Kinetic Accelerators which causes it to fire AoE blasts that destroy rock."

code/modules/shuttle/ripple.dm

@@ -1,4 +1,4 @@
-/obj/effect/overlay/temp/ripple
+/obj/effect/temp_visual/ripple
 	name = "hyperspace ripple"
 	desc = "Something is coming through hyperspace, you can see the \
 		visual disturbances. It's probably best not to be on top of these \
@@ -13,10 +13,10 @@
 
 	duration = 3 * SHUTTLE_RIPPLE_TIME
 
-/obj/effect/overlay/temp/ripple/Initialize(mapload, time_left)
+/obj/effect/temp_visual/ripple/Initialize(mapload, time_left)
 	. = ..()
 	animate(src, alpha=255, time=time_left)
 	addtimer(CALLBACK(src, .proc/stop_animation), 8, TIMER_CLIENT_TIME)
 
-/obj/effect/overlay/temp/ripple/proc/stop_animation()
+/obj/effect/temp_visual/ripple/proc/stop_animation()
 	icon_state = "medi_holo_no_anim"

code/modules/shuttle/shuttle.dm

@@ -404,7 +404,7 @@
 /obj/docking_port/mobile/proc/create_ripples(obj/docking_port/stationary/S1, animate_time)
 	var/list/turfs = ripple_area(S1)
 	for(var/t in turfs)
-		ripples += new /obj/effect/overlay/temp/ripple(t, animate_time)
+		ripples += new /obj/effect/temp_visual/ripple(t, animate_time)
 
 /obj/docking_port/mobile/proc/remove_ripples()
 	for(var/R in ripples)
@@ -764,6 +764,6 @@
 	if(T in block(T0,T1))
 		return TRUE
 	return FALSE
-	
+
 
 #undef DOCKING_PORT_HIGHLIGHT

code/modules/shuttle/special.dm

@@ -254,7 +254,7 @@
 /mob/living/simple_animal/hostile/bear/fightpit
 	name = "fight pit bear"
 	desc = "This bear's trained through ancient Russian secrets to fear the walls of its glass prison."
-	environment_smash = 0
+	environment_smash = ENVIRONMENT_SMASH_NONE
 
 /obj/effect/decal/hammerandsickle
 	name = "hammer and sickle"

code/modules/spells/spell_types/construct_spells.dm

@@ -128,8 +128,8 @@
 	action_icon_state = "phaseshift"
 	action_background_icon_state = "bg_demon"
 	jaunt_in_time = 12
-	jaunt_in_type = /obj/effect/overlay/temp/dir_setting/wraith
-	jaunt_out_type = /obj/effect/overlay/temp/dir_setting/wraith/out
+	jaunt_in_type = /obj/effect/temp_visual/dir_setting/wraith
+	jaunt_out_type = /obj/effect/temp_visual/dir_setting/wraith/out
 
 /obj/effect/proc_holder/spell/targeted/ethereal_jaunt/shift/jaunt_steam(mobloc)
 	return
@@ -256,7 +256,7 @@
 	S.add_atom_colour("#990000", FIXED_COLOUR_PRIORITY)
 	S.faction = list("cult")
 	playsound(get_turf(S), 'sound/effects/ghost.ogg', 100, 1)
-	new /obj/effect/overlay/temp/cult/sac(get_turf(S))
+	new /obj/effect/temp_visual/cult/sac(get_turf(S))
 
 /obj/effect/proc_holder/spell/targeted/dominate/can_target(mob/living/target)
 	if(!isanimal(target) || target.stat)
@@ -267,5 +267,5 @@
 
 /obj/effect/proc_holder/spell/targeted/ethereal_jaunt/shift/golem
 	charge_max = 800
-	jaunt_in_type = /obj/effect/overlay/temp/dir_setting/cult/phase
-	jaunt_out_type = /obj/effect/overlay/temp/dir_setting/cult/phase/out
+	jaunt_in_type = /obj/effect/temp_visual/dir_setting/cult/phase
+	jaunt_out_type = /obj/effect/temp_visual/dir_setting/cult/phase/out

code/modules/spells/spell_types/ethereal_jaunt.dm

@@ -13,8 +13,8 @@
 	nonabstract_req = 1
 	var/jaunt_duration = 50 //in deciseconds
 	var/jaunt_in_time = 5
-	var/jaunt_in_type = /obj/effect/overlay/temp/wizard
-	var/jaunt_out_type = /obj/effect/overlay/temp/wizard/out
+	var/jaunt_in_type = /obj/effect/temp_visual/wizard
+	var/jaunt_out_type = /obj/effect/temp_visual/wizard/out
 	action_icon_state = "jaunt"
 
 /obj/effect/proc_holder/spell/targeted/ethereal_jaunt/cast(list/targets,mob/user = usr) //magnets, so mostly hardcoded

code/modules/spells/spell_types/wizard.dm

@@ -257,7 +257,7 @@
 	selection_type = "view"
 	sound = 'sound/magic/Repulse.ogg'
 	var/maxthrow = 5
-	var/sparkle_path = /obj/effect/overlay/temp/gravpush
+	var/sparkle_path = /obj/effect/temp_visual/gravpush
 
 	action_icon_state = "repulse"
 
@@ -300,7 +300,7 @@
 	range = 2
 	cooldown_min = 150
 	invocation_type = "none"
-	sparkle_path = /obj/effect/overlay/temp/dir_setting/tailsweep
+	sparkle_path = /obj/effect/temp_visual/dir_setting/tailsweep
 	action_icon_state = "tailsweep"
 	action_background_icon_state = "bg_alien"
 

code/modules/uplink/uplink_item.dm

@@ -1282,7 +1282,7 @@ GLOBAL_LIST_EMPTY(uplink_items) // Global list so we only initialize this once.
 	cost = 10
 	item = /obj/item/weapon/pneumatic_cannon/pie/selfcharge
 	restricted_roles = list("Clown")
-	surplus = 0	//No fun unless you're the clown!
+	surplus = 0 //No fun unless you're the clown!
 
 /datum/uplink_item/role_restricted/ancient_jumpsuit
 	name = "Ancient Jumpsuit"
@@ -1298,8 +1298,8 @@ GLOBAL_LIST_EMPTY(uplink_items) // Global list so we only initialize this once.
 	item = /obj/item/toy/eightball/haunted
 	cost = 2
 	restricted_roles = list("Curator")
-	limited_stock = 1 // please don't spam deadchat
-	
+	limited_stock = 1 //please don't spam deadchat
+
 /datum/uplink_item/role_restricted/modified_syringe_gun
 	name = "Modified Syringe Gun"
 	desc = "A syringe gun that fires DNA injectors instead of normal syringes."
@@ -1307,6 +1307,14 @@ GLOBAL_LIST_EMPTY(uplink_items) // Global list so we only initialize this once.
 	cost = 14
 	restricted_roles = list("Geneticist", "Chief Medical Officer")
 
+/datum/uplink_item/role_restricted/pressure_mod
+	name = "Kinetic Accelerator Pressure Mod"
+	desc = "A modification kit which allows Kinetic Accelerators to do greatly increased damage while indoors. Occupies 35% mod capacity."
+	item = /obj/item/borg/upgrade/modkit/indoors
+	cost = 5 //you need two for full damage, so total of 10 for maximum damage
+	limited_stock = 2 //you can't use more than two!
+	restricted_roles = list("Shaft Miner")
+
 // Pointless
 /datum/uplink_item/badass
 	category = "(Pointless) Badassery"

code/modules/vehicles/speedbike.dm

@@ -19,7 +19,7 @@
 
 /obj/vehicle/space/speedbike/Move(newloc,move_dir)
 	if(has_buckled_mobs())
-		new /obj/effect/overlay/temp/dir_setting/speedbike_trail(loc,move_dir)
+		new /obj/effect/temp_visual/dir_setting/speedbike_trail(loc,move_dir)
 	. = ..()
 
 /obj/vehicle/space/speedbike/red