Merge branch 'master' of https://github.com/ParadiseSS13/Paradise into keta

code/__DEFINES/misc.dm

@@ -270,6 +270,9 @@
 // Macro to get the current elapsed round time, rather than total world runtime
 #define ROUND_TIME (round_start_time ? (world.time - round_start_time) : 0)
 
+// Macro that returns true if it's too early in a round to freely ghost out
+#define TOO_EARLY_TO_GHOST (config && (ROUND_TIME < (config.round_abandon_penalty_period)))
+
 // Used by radios to indicate that they have sent a message via something other than subspace
 #define RADIO_CONNECTION_FAIL 0
 #define RADIO_CONNECTION_NON_SUBSPACE 1

code/__HELPERS/game.dm

@@ -435,14 +435,14 @@
 /proc/SecondsToTicks(var/seconds)
 	return seconds * 10
 
-proc/pollCandidates(var/Question, var/be_special_type, var/antag_age_check = 0, var/poll_time = 300)
+proc/pollCandidates(var/Question, var/be_special_type, var/antag_age_check = 0, var/poll_time = 300, var/ignore_respawnability = 0)
 	var/roletext = be_special_type ? get_roletext(be_special_type) : null
 	var/list/mob/dead/observer/candidates = list()
 	var/time_passed = world.time
 	if(!Question)
 		Question = "Would you like to be a special role?"
 
-	for(var/mob/dead/observer/G in player_list)
+	for(var/mob/dead/observer/G in (ignore_respawnability ? player_list : respawnable_list))
 		if(!G.key || !G.client)
 			continue
 		if(be_special_type)

code/__HELPERS/lists.dm

@@ -58,12 +58,41 @@
 	return 0
 
 //Checks for specific types in a list
-/proc/is_type_in_list(var/atom/A, var/list/L)
+/proc/is_type_in_list(atom/A, list/L)
+	if(!L || !L.len || !A)
+		return 0
 	for(var/type in L)
 		if(istype(A, type))
 			return 1
 	return 0
 
+//Checks for specific types in specifically structured (Assoc "type" = TRUE) lists ('typecaches')
+/proc/is_type_in_typecache(atom/A, list/L)
+	if(!L || !L.len || !A)
+		return 0
+	return L[A.type]
+
+//Like typesof() or subtypesof(), but returns a typecache instead of a list
+/proc/typecacheof(path, ignore_root_path)
+	if(ispath(path))
+		var/list/types = ignore_root_path ? subtypesof(path) : typesof(path)
+		var/list/L = list()
+		for(var/T in types)
+			L[T] = TRUE
+		return L
+	else if(islist(path))
+		var/list/pathlist = path
+		var/list/L = list()
+		if(ignore_root_path)
+			for(var/P in pathlist)
+				for(var/T in subtypesof(P))
+					L[T] = TRUE
+		else
+			for(var/P in pathlist)
+				for(var/T in typesof(P))
+					L[T] = TRUE
+		return L
+
 //Removes any null entries from the list
 /proc/listclearnulls(list/list)
 	if(istype(list))

code/_globalvars/lists/mobs.dm

@@ -22,6 +22,7 @@ var/global/list/spirits = list()					//List of all the spirits, including Masks
 var/global/list/living_mob_list = list()			//List of all alive mobs, including clientless. Excludes /mob/new_player
 var/global/list/dead_mob_list = list()				//List of all dead mobs, including clientless. Excludes /mob/new_player
 var/global/list/respawnable_list = list()			//List of all mobs, dead or in mindless creatures that still be respawned.
+var/global/list/non_respawnable_keys = list()	//List of ckeys that are excluded from respawning for remainder of round.
 var/global/list/simple_animal_list = list()			//List of all simple animals, including clientless
 var/global/list/snpc_list = list()      			//List of all snpc's, including clientless
 

code/_onclick/hud/alert.dm

@@ -165,7 +165,7 @@ The box in your backpack has an oxygen tank and gas mask in it."
 	name = "Too Cold"
 	desc = "You're freezing cold! Get somewhere warmer and take off any insulating clothing like a space suit."
 	icon_state = "cold"
-	
+
 /obj/screen/alert/cold/drask
     name = "Cold"
     desc = "You're breathing supercooled gas! It's stimulating your metabolism to regenerate damaged tissue."
@@ -400,8 +400,7 @@ so as to remain in compliance with the most up-to-date laws."
 		return usr.client.Click(master, location, control, params)
 
 /obj/screen/alert/Destroy()
-	..()
 	severity = 0
 	master = null
 	screen_loc = ""
-	return QDEL_HINT_QUEUE
+	return ..()

code/_onclick/hud/fullscreen.dm

@@ -63,9 +63,8 @@
 	var/severity = 0
 
 /obj/screen/fullscreen/Destroy()
-	..()
 	severity = 0
-	return QDEL_HINT_HARDDEL_NOW
+	return ..()
 
 /obj/screen/fullscreen/brute
 	icon_state = "brutedamageoverlay"

code/_onclick/hud/human.dm

@@ -321,7 +321,7 @@
 	mymob.healths = new /obj/screen/healths()
 	infodisplay += mymob.healths
 
-	mymob.healthdoll = new /obj/screen/healthdoll()
+	mymob.healthdoll = new()
 	infodisplay += mymob.healthdoll
 
 	mymob.pullin = new /obj/screen/pull()

code/_onclick/hud/monkey.dm

@@ -102,7 +102,7 @@
 	mymob.healths = new /obj/screen/healths()
 	infodisplay += mymob.healths
 
-	mymob.healthdoll = new /obj/screen/healthdoll()
+	mymob.healthdoll = new()
 	infodisplay += mymob.healthdoll
 
 	mymob.pullin = new /obj/screen/pull()

code/_onclick/hud/screen_objects.dm

@@ -468,3 +468,4 @@
 	name = "health doll"
 	icon_state = "healthdoll_DEAD"
 	screen_loc = ui_healthdoll
+	var/list/cached_healthdoll_overlays = list() // List of icon states (strings) for overlays

code/controllers/configuration.dm

@@ -61,6 +61,7 @@
 	var/ToRban = 0
 	var/automute_on = 0					//enables automuting/spam prevention
 	var/jobs_have_minimal_access = 0	//determines whether jobs use minimal access or expanded access.
+	var/round_abandon_penalty_period = 30 MINUTES // Time from round start during which ghosting out is penalized
 
 	var/reactionary_explosions = 0 //If we use reactionary explosions, explosions that react to walls and doors
 
@@ -560,6 +561,9 @@
 				if("max_loadout_points")
 					config.max_loadout_points = text2num(value)
 
+				if("round_abandon_penalty_period")
+					config.round_abandon_penalty_period = MinutesToTicks(text2num(value))
+
 				else
 					diary << "Unknown setting in configuration: '[name]'"
 

code/datums/spells/horsemask.dm

@@ -12,7 +12,6 @@
 	range = 7
 	cooldown_min = 30 //30 deciseconds reduction per rank
 	selection_type = "range"
-	var/list/compatible_mobs = list(/mob/living/carbon/human)
 
 	action_icon_state = "barn"
 
@@ -26,7 +25,8 @@
 	if(!target)
 		return
 
-	if((target.type in compatible_mobs) || ishuman(target))
+
+	if(!ishuman(target))
 		to_chat(user, "<span class='notice'>It'd be stupid to curse [target] with a horse's head!</span>")
 		return
 

code/datums/uplink_item.dm

@@ -894,8 +894,8 @@ var/list/uplink_items = list()
 	cost = 1
 
 /datum/uplink_item/device_tools/surgerybag
-	name = "Syndicate Surgery Dufflebag"
-	desc = "The Syndicate surgery dufflebag is a toolkit containing all surgery tools, a straitjacket, and a muzzle."
+	name = "Syndicate Surgery Duffelbag"
+	desc = "The Syndicate surgery duffelbag is a toolkit containing all surgery tools, a straitjacket, and a muzzle."
 	reference = "SSDB"
 	item = /obj/item/weapon/storage/backpack/duffel/syndie/surgery
 	cost = 4

code/game/asteroid.dm

@@ -72,7 +72,7 @@ var/global/max_secret_rooms = 6
 			treasureitems = list(/obj/item/device/soulstone=1, /obj/item/clothing/suit/space/cult=1, /obj/item/weapon/bedsheet/cult=2,
 								 /obj/item/clothing/suit/hooded/cultrobes=2, /mob/living/simple_animal/hostile/creature=3)
 			fluffitems = list(/obj/effect/gateway=1,/obj/effect/gibspawner=1,/obj/structure/cult/talisman=1,/obj/item/toy/crayon/red=2,
-							  /obj/item/organ/internal/heart=2, /obj/effect/decal/cleanable/blood=4,/obj/structure/table/woodentable=2,/obj/item/weapon/ectoplasm=3,
+							  /obj/item/organ/internal/heart=2, /obj/effect/decal/cleanable/blood=4,/obj/structure/table/woodentable=2,/obj/item/weapon/reagent_containers/food/snacks/ectoplasm=3,
 							  /obj/item/clothing/head/helmet/space/cult=1, /obj/item/clothing/shoes/cult=1)
 
 		if("wizden")

code/game/gamemodes/vampire/vampire.dm

@@ -273,7 +273,7 @@ You are weak to holy things and starlight. Don't go into space and avoid the Cha
 	owner.attack_log += text("\[[time_stamp()]\] <font color='red'>Bit [H] ([H.ckey]) in the neck and draining their blood</font>")
 	H.attack_log += text("\[[time_stamp()]\] <font color='orange'>Has been bit in the neck by [owner] ([owner.ckey])</font>")
 	log_attack("[owner] ([owner.ckey]) bit [H] ([H.ckey]) in the neck")
-	owner.visible_message("<span class='danger'>[owner] grabs [H]'s harshly and sinks in thier fangs!</span>", "<span class='danger'>You sink your fangs into [H] and begin to drain their blood.</span>", "<span class='notice'>You hear a soft puncture and a wet sucking noise.</span>")
+	owner.visible_message("<span class='danger'>[owner] grabs [H]'s neck harshly and sinks in their fangs!</span>", "<span class='danger'>You sink your fangs into [H] and begin to drain their blood.</span>", "<span class='notice'>You hear a soft puncture and a wet sucking noise.</span>")
 	if(!iscarbon(owner))
 		H.LAssailant = null
 	else

code/game/machinery/PDApainter.dm

@@ -39,6 +39,11 @@
 
 		src.colorlist += D
 
+/obj/machinery/pdapainter/Destroy()
+	if(storedpda)
+		qdel(storedpda)
+		storedpda = null
+	return ..()
 
 /obj/machinery/pdapainter/attackby(var/obj/item/O as obj, var/mob/user as mob, params)
 	if(istype(O, /obj/item/device/pda))

code/game/machinery/computer/pod.dm

@@ -43,7 +43,7 @@
 				loopings += ident_tag
 				loopings[ident_tag] = 0
 				break
-	for(var/obj/machinery/door/poddoor/M in world)
+	for(var/obj/machinery/door/poddoor/M in airlocks)
 		if(M.z != src.z)	continue
 		for(var/ident_tag in id_tags)
 			if((M.id_tag == ident_tag) && !(ident_tag in synced) && !(ident_tag in door_only_tags))
@@ -69,7 +69,7 @@
 			loopings[ident_tag] = 0
 			break
 	if(!(ident_tag in synced))
-		for(var/obj/machinery/door/poddoor/M in world)
+		for(var/obj/machinery/door/poddoor/M in airlocks)
 			if(M.z != src.z)	continue
 			if((M.id_tag == ident_tag) && !(ident_tag in synced) && !(ident_tag in door_only_tags))
 				door_only_tags += ident_tag
@@ -90,7 +90,7 @@
 		visible_message("Cannot locate any mass driver of that ID. Cancelling firing sequence!")
 		return
 
-	for(var/obj/machinery/door/poddoor/M in world)
+	for(var/obj/machinery/door/poddoor/M in airlocks)
 		if(M.z != src.z)	continue
 		if(M.id_tag == ident_tag)
 			spawn()
@@ -104,7 +104,7 @@
 			M.drive()
 
 	sleep(50)
-	for(var/obj/machinery/door/poddoor/M in world)
+	for(var/obj/machinery/door/poddoor/M in airlocks)
 		if(M.z != src.z)	continue
 		if(M.id_tag == ident_tag)
 			spawn()
@@ -242,7 +242,7 @@
 			maxtimes[ident_tag] = min(max(round(maxtimes[ident_tag]), 0), 120)
 		if(href_list["door"])
 			var/ident_tag = href_list["driver"]
-			for(var/obj/machinery/door/poddoor/M in world)
+			for(var/obj/machinery/door/poddoor/M in airlocks)
 				if(M.z != src.z)	continue
 				if(M.id_tag == ident_tag)
 					spawn()
@@ -315,7 +315,7 @@
 			P.failchance = 0//So it has no fail chance when teleporting.
 			spawn_marauder.Remove(P.target)
 
-	for(var/obj/machinery/door/poddoor/M in world)
+	for(var/obj/machinery/door/poddoor/M in airlocks)
 		if(M.z != src.z)	continue
 		if(M.id_tag == ident_tag)
 			spawn()
@@ -328,7 +328,7 @@
 			M.drive()
 
 	sleep(50)
-	for(var/obj/machinery/door/poddoor/M in world)
+	for(var/obj/machinery/door/poddoor/M in airlocks)
 		if(M.z != src.z)	continue
 		if(M.id_tag == ident_tag)
 			spawn()

code/game/machinery/cryopod.dm

@@ -174,7 +174,9 @@
 
 	var/mob/living/occupant = null       // Person waiting to be despawned.
 	var/orient_right = null       // Flips the sprite.
-	var/time_till_despawn = 9000 // 15 minutes-ish safe period before being despawned.
+	// 15 minutes-ish safe period before being despawned.
+	var/time_till_despawn = 9000 // This is reduced by 90% if a player manually enters cryo
+	var/willing_time_divisor = 10
 	var/time_entered = 0          // Used to keep track of the safe period.
 	var/obj/item/device/radio/intercom/announce //
 
@@ -382,7 +384,12 @@
 			announce.autosay("[occupant.real_name] [on_store_message]", "[on_store_name]")
 	visible_message("<span class='notice'>\The [src] hums and hisses as it moves [occupant.real_name] into storage.</span>")
 
-	// Delete the mob.
+	// Ghost and delete the mob.
+	if(!occupant.get_ghost(1))
+		if(TOO_EARLY_TO_GHOST)
+			occupant.ghostize(0) // Players despawned too early may not re-enter the game
+		else
+			occupant.ghostize(1)
 	qdel(occupant)
 	occupant = null
 	name = initial(name)
@@ -404,6 +411,7 @@
 
 		var/willing = null //We don't want to allow people to be forced into despawning.
 		var/mob/living/M = G:affecting
+		time_till_despawn = initial(time_till_despawn)
 
 		if(!istype(M) || M.stat == DEAD)
 			to_chat(user, "<span class='notice'>Dead people can not be put into cryo.</span>")
@@ -412,7 +420,7 @@
 		if(M.client)
 			if(alert(M,"Would you like to enter long-term storage?",,"Yes","No") == "Yes")
 				if(!M || !G || !G:affecting) return
-				willing = 1
+				willing = willing_time_divisor
 		else
 			willing = 1
 
@@ -433,6 +441,8 @@
 					M.client.perspective = EYE_PERSPECTIVE
 					M.client.eye = src
 
+				time_till_despawn = initial(time_till_despawn) / willing
+
 			else //because why the fuck would you keep going if the mob isn't in the pod
 				to_chat(user, "<span class='notice'>You stop putting [M] into the cryopod.</span>")
 				return
@@ -502,11 +512,12 @@
 
 
 	var/willing = null //We don't want to allow people to be forced into despawning.
+	time_till_despawn = initial(time_till_despawn)
 
 	if(L.client)
 		if(alert(L,"Would you like to enter cryosleep?",,"Yes","No") == "Yes")
 			if(!L) return
-			willing = 1
+			willing = willing_time_divisor
 	else
 		willing = 1
 
@@ -523,6 +534,7 @@
 				to_chat(user, "<span class='boldnotice'>\The [src] is in use.</span>")
 				return
 			L.loc = src
+			time_till_despawn = initial(time_till_despawn) / willing
 
 			if(L.client)
 				L.client.perspective = EYE_PERSPECTIVE
@@ -622,6 +634,7 @@
 		usr.client.eye = src
 		usr.loc = src
 		src.occupant = usr
+		time_till_despawn = initial(time_till_despawn) / willing_time_divisor
 
 		if(orient_right)
 			icon_state = "[occupied_icon_state]-r"

code/game/machinery/door_control.dm

@@ -109,7 +109,7 @@
 						D.safe = 1
 
 	else
-		for(var/obj/machinery/door/poddoor/M in world)
+		for(var/obj/machinery/door/poddoor/M in airlocks)
 			if(M.id_tag == src.id)
 				if(M.density)
 					spawn( 0 )

code/game/machinery/doors/airlock.dm

@@ -980,7 +980,7 @@ About the new airlock wires panel:
 	wires = new(src)
 	if(src.closeOtherId != null)
 		spawn (5)
-			for(var/obj/machinery/door/airlock/A in world)
+			for(var/obj/machinery/door/airlock/A in airlocks)
 				if(A.closeOtherId == src.closeOtherId && A != src)
 					src.closeOther = A
 					break

code/game/machinery/floodlight.dm

@@ -19,6 +19,12 @@
 	src.cell = new(src)
 	..()
 
+/obj/machinery/floodlight/Destroy()
+	if(cell)
+		qdel(cell)
+		cell = null
+	return ..()
+
 /obj/machinery/floodlight/proc/updateicon()
 	icon_state = "flood[open ? "o" : ""][open && cell ? "b" : ""]0[on]"
 
@@ -31,7 +37,7 @@
 			set_light(0)
 			src.visible_message("<span class='warning'>[src] shuts down due to lack of power!</span>")
 			return
-			
+
 /obj/machinery/floodlight/attack_ai(mob/user as mob)
 	return
 

code/game/machinery/machinery.dm

@@ -544,6 +544,8 @@ Class Procs:
 		return 0
 	if(!prob(prb))
 		return 0
+	if((TK in user.mutations) && !Adjacent(user))
+		return 0
 	var/datum/effect/system/spark_spread/s = new /datum/effect/system/spark_spread
 	s.set_up(5, 1, src)
 	s.start()

code/game/machinery/spaceheater.dm

@@ -19,6 +19,12 @@
 	update_icon()
 	return
 
+/obj/machinery/space_heater/Destroy()
+	if(cell)
+		qdel(cell)
+		cell = null
+	return ..()
+
 /obj/machinery/space_heater/update_icon()
 	overlays.Cut()
 	icon_state = "sheater[on]"

code/game/machinery/telecomms/telecomunications.dm

@@ -61,36 +61,12 @@ var/global/list/obj/machinery/telecomms/telecomms_list = list()
 			if(long_range_link == 0 && machine.long_range_link == 0)
 				continue
 		// If we're sending a copy, be sure to create the copy for EACH machine and paste the data
-		var/datum/signal/copy = new
+		var/datum/signal/copy
 		if(copysig)
-
+			copy = new
 			copy.transmission_method = 2
 			copy.frequency = signal.frequency
-			// Copy the main data contents! Workaround for some nasty bug where the actual array memory is copied and not its contents.
-			copy.data = list(
-
-			"mob" = signal.data["mob"],
-			"mobtype" = signal.data["mobtype"],
-			"realname" = signal.data["realname"],
-			"name" = signal.data["name"],
-			"job" = signal.data["job"],
-			"key" = signal.data["key"],
-			"vmessage" = signal.data["vmessage"],
-			"vname" = signal.data["vname"],
-			"vmask" = signal.data["vmask"],
-			"compression" = signal.data["compression"],
-			"message" = signal.data["message"],
-			"connection" = signal.data["connection"],
-			"radio" = signal.data["radio"],
-			"slow" = signal.data["slow"],
-			"traffic" = signal.data["traffic"],
-			"type" = signal.data["type"],
-			"server" = signal.data["server"],
-			"reject" = signal.data["reject"],
-			"level" = signal.data["level"],
-			"verb" = signal.data["verb"],
-			"language" = signal.data["language"]
-			)
+			copy.data = signal.data.Copy()
 
 			// Keep the "original" signal constant
 			if(!signal.data["original"])
@@ -98,15 +74,11 @@ var/global/list/obj/machinery/telecomms/telecomms_list = list()
 			else
 				copy.data["original"] = signal.data["original"]
 
-		else
-			qdel(copy)
-
-
 		send_count++
 		if(machine.is_freq_listening(signal))
 			machine.traffic++
 
-		if(copysig && copy)
+		if(copysig)
 			machine.receive_information(copy, src)
 		else
 			machine.receive_information(signal, src)

code/game/objects/effects/effect_system.dm

@@ -673,7 +673,7 @@ steam.start() -- spawns the effect
 	for(var/mob/living/carbon/human/R in get_turf(src))
 		if(R.internal != null && usr.wear_mask && (R.wear_mask.flags & AIRTIGHT) && R.wear_suit != null && !istype(R.wear_suit, /obj/item/clothing/suit/storage/labcoat) && !istype(R.wear_suit, /obj/item/clothing/suit/straight_jacket) && !istype(R.wear_suit, /obj/item/clothing/suit/straight_jacket && !istype(R.wear_suit, /obj/item/clothing/suit/armor)))
 		else
-			R.burn_skin(0.75)
+			R.adjustFireLoss(0.75)
 			if(R.coughedtime != 1)
 				R.coughedtime = 1
 				R.emote("gasp")
@@ -687,7 +687,7 @@ steam.start() -- spawns the effect
 	if(istype(R, /mob/living/carbon/human))
 		if(R.internal != null && usr.wear_mask && (R.wear_mask.flags & AIRTIGHT) && R.wear_suit != null && !istype(R.wear_suit, /obj/item/clothing/suit/storage/labcoat) && !istype(R.wear_suit, /obj/item/clothing/suit/straight_jacket) && !istype(R.wear_suit, /obj/item/clothing/suit/straight_jacket && !istype(R.wear_suit, /obj/item/clothing/suit/armor)))
 			return
-		R.burn_skin(0.75)
+		R.adjustFireLoss(0.75)
 		if(R.coughedtime != 1)
 			R.coughedtime = 1
 			R.emote("gasp")

code/game/objects/items/control_wand.dm

@@ -18,6 +18,12 @@
 	ID = new /obj/item/weapon/card/id
 	ID.access = get_region_accesses(region_access)
 
+/obj/item/weapon/door_remote/Destroy()
+	if(ID)
+		qdel(ID)
+		ID = null
+	return ..()
+
 /obj/item/weapon/door_remote/attack_self(mob/user)
 	switch(mode)
 		if(WAND_OPEN)

code/game/objects/items/devices/laserpointer.dm

@@ -11,7 +11,6 @@
 	w_class = 2 //Increased to 2, because diodes are w_class 2. Conservation of matter.
 	origin_tech = "combat=1"
 	origin_tech = "magnets=2"
-	var/turf/pointer_loc
 	var/energy = 5
 	var/max_energy = 5
 	var/effectchance = 33
@@ -35,6 +34,12 @@
 	if(!pointer_icon_state)
 		pointer_icon_state = pick("red_laser","green_laser","blue_laser","purple_laser")
 
+/obj/item/device/laser_pointer/Destroy()
+	if(diode)
+		qdel(diode)
+		diode = null
+	return ..()
+
 /obj/item/device/laser_pointer/upgraded/New()
 	..()
 	diode = new /obj/item/weapon/stock_parts/micro_laser/ultra

code/game/objects/items/devices/paicard.dm

@@ -24,9 +24,13 @@
 	overlays += "pai-off"
 
 /obj/item/device/paicard/Destroy()
-	//Will stop people throwing friend pAIs into the singularity so they can respawn
-	if(!isnull(pai))
-		pai.death(0)
+	if(pai)
+		pai.ghostize()
+		qdel(pai)
+		pai = null
+	if(radio)
+		qdel(radio)
+		radio = null
 	return ..()
 
 /obj/item/device/paicard/attack_self(mob/user)

code/game/objects/items/devices/taperecorder.dm

@@ -20,6 +20,12 @@
 	mytape = new /obj/item/device/tape/random(src)
 	update_icon()
 
+/obj/item/device/taperecorder/Destroy()
+	if(mytape)
+		qdel(mytape)
+		mytape = null
+	return ..()
+
 /obj/item/device/taperecorder/examine(mob/user)
 	if(..(user, 1))
 		to_chat(user, "The wire panel is [open_panel ? "opened" : "closed"].")
@@ -283,7 +289,8 @@
 	timestamp.Cut()
 
 /obj/item/device/tape/proc/ruin()
-	overlays += "ribbonoverlay"
+	if(!ruined)
+		overlays += "ribbonoverlay"
 	ruined = 1
 
 

code/game/objects/items/devices/transfer_valve.dm

@@ -11,6 +11,18 @@
 	var/toggle = 1
 	origin_tech = "materials=1;engineering=1"
 
+/obj/item/device/transfer_valve/Destroy()
+	if(tank_one)
+		qdel(tank_one)
+		tank_one = null
+	if(tank_two)
+		qdel(tank_two)
+		tank_two = null
+	if(attached_device)
+		qdel(attached_device)
+		attached_device = null
+	return ..()
+
 /obj/item/device/transfer_valve/proc/process_activation(var/obj/item/device/D)
 
 /obj/item/device/transfer_valve/IsAssemblyHolder()

code/game/objects/items/latexballoon.dm

@@ -11,6 +11,12 @@
 	var/state
 	var/datum/gas_mixture/air_contents = null
 
+/obj/item/latexballon/Destroy()
+	if(air_contents)
+		qdel(air_contents)
+		air_contents = null
+	return ..()
+
 /obj/item/latexballon/proc/blow(obj/item/weapon/tank/tank, mob/user)
 	if(icon_state == "latexballon_bursted")
 		return

code/game/objects/items/weapons/pneumaticCannon.dm

@@ -16,6 +16,14 @@
 	var/list/loadedItems = list() //The items loaded into the cannon that will be fired out
 	var/pressureSetting = 1 //How powerful the cannon is - higher pressure = more gas but more powerful throws
 
+/obj/item/weapon/pneumatic_cannon/Destroy()
+	if(tank)
+		qdel(tank)
+		tank = null
+	for(var/obj/item/I in loadedItems)
+		qdel(I)
+	loadedItems.Cut()
+	return ..()
 
 /obj/item/weapon/pneumatic_cannon/examine(mob/user)
 	..()

code/game/objects/items/weapons/storage/backpack.dm

@@ -276,8 +276,8 @@
 	slowdown = 1
 
 /obj/item/weapon/storage/backpack/duffel/syndie
-	name = "suspicious looking dufflebag"
-	desc = "A large dufflebag for holding extra tactical supplies."
+	name = "suspicious looking duffelbag"
+	desc = "A large duffelbag for holding extra tactical supplies."
 	icon_state = "duffel-syndi"
 	item_state = "duffel-syndimed"
 	origin_tech = "syndicate=1"
@@ -297,7 +297,7 @@
 	item_state = "duffel-syndiammo"
 
 /obj/item/weapon/storage/backpack/duffel/syndie/ammo/loaded
-	desc = "A large dufflebag, packed to the brim with Bulldog shotgun ammo."
+	desc = "A large duffelbag, packed to the brim with Bulldog shotgun ammo."
 
 /obj/item/weapon/storage/backpack/duffel/syndie/ammo/loaded/New()
 	..()
@@ -312,10 +312,10 @@
 	new /obj/item/ammo_box/magazine/m12g/dragon(src)
 
 /obj/item/weapon/storage/backpack/duffel/syndie/surgery
-	name = "surgery dufflebag"
-	desc = "A suspicious looking dufflebag for holding surgery tools."
+	name = "surgery duffelbag"
+	desc = "A suspicious looking duffelbag for holding surgery tools."
 	icon_state = "duffel-syndimed"
-	item_state = "duffle-syndimed"
+	item_state = "duffel-syndimed"
 
 /obj/item/weapon/storage/backpack/duffel/syndie/surgery/New()
 	..()
@@ -333,10 +333,10 @@
 	new /obj/item/device/mmi/syndie(src)
 
 /obj/item/weapon/storage/backpack/duffel/syndie/surgery_fake //for maint spawns
-	name = "surgery dufflebag"
-	desc = "A suspicious looking dufflebag for holding surgery tools."
+	name = "surgery duffelbag"
+	desc = "A suspicious looking duffelbag for holding surgery tools."
 	icon_state = "duffel-syndimed"
-	item_state = "duffle-syndimed"
+	item_state = "duffel-syndimed"
 
 /obj/item/weapon/storage/backpack/duffel/syndie/surgery_fake/New()
 	..()

code/game/objects/items/weapons/stunbaton.dm

@@ -23,6 +23,12 @@
 	update_icon()
 	return
 
+/obj/item/weapon/melee/baton/Destroy()
+	if(bcell)
+		qdel(bcell)
+		bcell = null
+	return ..()
+
 /obj/item/weapon/melee/baton/CheckParts(list/parts_list)
 	..()
 	bcell = locate(/obj/item/weapon/stock_parts/cell) in contents

code/game/objects/items/weapons/tanks/tanks.dm

@@ -35,6 +35,7 @@
 /obj/item/weapon/tank/Destroy()
 	if(air_contents)
 		qdel(air_contents)
+		air_contents = null
 
 	processing_objects.Remove(src)
 

code/game/objects/items/weapons/twohanded.dm

@@ -140,7 +140,7 @@
 	if(get_dist(src,user) > 1)
 		return 0
 	if(H != null)
-		user.visible_message("<span class='notice'>[src.name] is too cumbersome to carry in one hand!</span>")
+		to_chat(user, "<span class='notice'>[src.name] is too cumbersome to carry in one hand!</span>")
 		return
 	var/obj/item/weapon/twohanded/offhand/O = new(user)
 	user.put_in_inactive_hand(O)
@@ -693,7 +693,7 @@
 				Z.ex_act(2)
 				charged = 3
 				playsound(user, 'sound/weapons/marauder.ogg', 50, 1)
-				
+
 // Energized Fire axe
 /obj/item/weapon/twohanded/energizedfireaxe
 	name = "energized fire axe"
@@ -711,7 +711,7 @@
 	attack_verb = list("attacked", "chopped", "cleaved", "torn", "cut")
 	hitsound = 'sound/weapons/bladeslice.ogg'
 	var/charged = 1
-	
+
 /obj/item/weapon/twohanded/energizedfireaxe/update_icon()
 	if(wielded)
 		icon_state = "fireaxe2"
@@ -719,7 +719,7 @@
 		icon_state = "fireaxe0"
 
 /obj/item/weapon/twohanded/energizedfireaxe/afterattack(atom/A, mob/user, proximity)
-	if(!proximity) 
+	if(!proximity)
 		return
 	if(wielded)
 		if(istype(A, /mob/living))
@@ -732,7 +732,7 @@
 				var/datum/effect/system/spark_spread/sparks = new /datum/effect/system/spark_spread
 				sparks.set_up(1, 1, src)
 				sparks.start()
-				
+
 		if(A && wielded && (istype(A, /obj/structure/window) || istype(A, /obj/structure/grille)))
 			if(istype(A, /obj/structure/window))
 				var/obj/structure/window/W = A

code/game/objects/structures/electricchair.dm

@@ -77,13 +77,10 @@
 	s.start()
 	visible_message("<span class='danger'>The electric chair went off!</span>", "<span class='danger'>You hear a deep sharp shock!</span>")
 	if(buckled_mob)
-		buckled_mob.burn_skin(90)
+		buckled_mob.electrocute_act(110, src, 1)
 		to_chat(buckled_mob, "<span class='danger'>You feel a deep shock course through your body!</span>")
-		sleep(1)
-		buckled_mob.burn_skin(90)
-		sleep(5)
-		buckled_mob.burn_skin(max(rand(5,20),rand(5,20),rand(5,20)))
-
+		spawn(1)
+			buckled_mob.electrocute_act(110, src, 1)
 	A.power_light = light
 	A.updateicon()
 	return

code/game/objects/structures/morgue.dm

@@ -361,6 +361,8 @@
 				user.attack_log +="\[[time_stamp()]\] <font color='red'>Cremated [M.name] ([M.ckey])</font>"
 				log_attack("[user.name] ([user.ckey]) cremated [M.name] ([M.ckey])")
 			M.death(1)
+			if(!M || !isnull(M.gcDestroyed))
+				continue // Re-check for mobs that delete themselves on death
 			M.ghostize()
 			qdel(M)
 

code/game/response_team.dm

@@ -114,13 +114,17 @@ var/ert_request_answered = 0
 	active_team = response_team_type
 
 	send_emergency_team = 1
-	var/list/ert_candidates = pollCandidates("Join the Emergency Response Team?",, responseteam_age, 600)
+	var/list/ert_candidates = pollCandidates("Join the Emergency Response Team?",, responseteam_age, 600, 1)
 	if(!ert_candidates.len)
 		active_team.cannot_send_team()
 		send_emergency_team = 0
 		return
 	var/teamsize = 0
-	for(var/mob/dead/observer/M in ert_candidates)
+	// Respawnable players get first dibs
+	for(var/mob/dead/observer/M in (ert_candidates & respawnable_list))
+		teamsize += M.JoinResponseTeam()
+	// If there's still open slots, non-respawnable players can fill them
+	for(var/mob/dead/observer/M in (ert_candidates - respawnable_list))
 		teamsize += M.JoinResponseTeam()
 	send_emergency_team = 0
 	if (!teamsize)

code/modules/admin/buildmode.dm

@@ -613,7 +613,7 @@
 						var/obj/effect/buildmode_line/L2 = new(holder, P, M, "[M.name] to [P.name]") // Yes, reversed one so that you can see it from both sides.
 						L2.color = L.color
 						link_lines += L2
-				for(var/obj/machinery/door/poddoor/P in world)
+				for(var/obj/machinery/door/poddoor/P in airlocks)
 					if(P.id_tag == M.id)
 						var/obj/effect/buildmode_line/L = new(holder, M, P, "[M.name] to [P.name]")
 						L.color = M.normaldoorcontrol ? "#993333" : "#339933"

code/modules/admin/secrets.dm

@@ -38,13 +38,7 @@
 						<A href='?src=\ref[src];secretsfun=power'>Make all areas powered</A>&nbsp;&nbsp;
 						<A href='?src=\ref[src];secretsfun=unpower'>Make all areas unpowered</A>&nbsp;&nbsp;
 						<A href='?src=\ref[src];secretsfun=quickpower'>Power all SMES</A><BR>
-						<BR>
-						<B>Shuttle options</b><br>
-						<A href='?src=\ref[src];secretsfun=launchshuttle'>Launch a shuttle</A>&nbsp;&nbsp;
-						<A href='?src=\ref[src];secretsfun=forcelaunchshuttle'>Force launch a shuttle</A><BR>
-						<A href='?src=\ref[src];secretsfun=jumpshuttle'>Jump a shuttle</A>&nbsp;&nbsp;
-						<A href='?src=\ref[src];secretsfun=moveshuttle'>Move a shuttle</A><BR>
-						<BR></center>
+						</center>
 					"}
 
 			else if(check_rights(R_SERVER,0)) //only add this if admin secrets are unavailiable; otherwise, it's added inline
@@ -73,7 +67,7 @@
 					<center>
 					<h2><B>IC Events</B></h2>
 					<b>Teams</b><br>
-					<A href='?src=\ref[src];secretsfun=striketeam'>Send in a strike team</A>&nbsp;&nbsp;
+					<A href='?src=\ref[src];secretsfun=striketeam'>Send in the Deathsquad</A>&nbsp;&nbsp;
 					<A href='?src=\ref[src];secretsfun=striketeam_syndicate'>Send in a syndicate strike team</A>&nbsp;&nbsp;
 					<A href='?src=\ref[src];secretsfun=honksquad'>Send in a HONKsquad</A><BR>
 					<b>Change Security Level</b><BR>

code/modules/admin/topic.dm

@@ -1252,6 +1252,7 @@
 		message_admins("[key_name_admin(usr)] has sent [key_name_admin(M)] back to the Lobby.")
 
 		var/mob/new_player/NP = new()
+		non_respawnable_keys -= M.ckey
 		NP.ckey = M.ckey
 		qdel(M)
 
@@ -2564,7 +2565,7 @@
 			if("eagles")//SCRAW
 				feedback_inc("admin_secrets_fun_used",1)
 				feedback_add_details("admin_secrets_fun_used","EgL")
-				for(var/obj/machinery/door/airlock/W in world)
+				for(var/obj/machinery/door/airlock/W in airlocks)
 					// TODO: Tie into space manager
 					if((W.z in config.station_levels) && !istype(get_area(W), /area/bridge) && !istype(get_area(W), /area/crew_quarters) && !istype(get_area(W), /area/security/prison))
 						W.req_access = list()
@@ -2758,12 +2759,12 @@
 					dat += "No-one has done anything this round!"
 				usr << browse(dat, "window=admin_log")
 			if("maint_access_brig")
-				for(var/obj/machinery/door/airlock/maintenance/M in world)
+				for(var/obj/machinery/door/airlock/maintenance/M in airlocks)
 					if(access_maint_tunnels in M.req_access)
 						M.req_access = list(access_brig)
 				message_admins("[key_name_admin(usr)] made all maint doors brig access-only.")
 			if("maint_access_engiebrig")
-				for(var/obj/machinery/door/airlock/maintenance/M in world)
+				for(var/obj/machinery/door/airlock/maintenance/M in airlocks)
 					if(access_maint_tunnels in M.req_access)
 						M.req_access = list()
 						M.req_one_access = list(access_brig,access_engine)

code/modules/admin/verbs/debug.dm

@@ -1371,19 +1371,25 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 	if(alert("Are you sure? This will start up the engine. Should only be used during debug!",,"Yes","No") != "Yes")
 		return
 
-	for(var/obj/machinery/power/emitter/E in world)
+	for(var/obj/machinery/power/emitter/E in machines)
 		if(E.anchored)
 			E.active = 1
 
-	for(var/obj/machinery/field/generator/F in world)
-		if(F.anchored)
-			F.Varedit_start = 1
+	for(var/obj/machinery/field/generator/F in machines)
+		if(F.active == 0)
+			F.active = 1
+			F.state = 2
+			F.power = 250
+			F.anchored = 1
+			F.warming_up = 3
+			F.start_fields()
+			F.update_icon()
+
 	spawn(30)
-		for(var/obj/machinery/the_singularitygen/G in world)
+		for(var/obj/machinery/the_singularitygen/G in machines)
 			if(G.anchored)
 				var/obj/singularity/S = new /obj/singularity(get_turf(G), 50)
-				spawn(0)
-					qdel(G)
+//				qdel(G)
 				S.energy = 1750
 				S.current_size = 7
 				S.icon = 'icons/effects/224x224.dmi'
@@ -1397,7 +1403,7 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 				//S.dissipate_track = 0
 				//S.dissipate_strength = 10
 
-	for(var/obj/machinery/power/rad_collector/Rad in world)
+	for(var/obj/machinery/power/rad_collector/Rad in machines)
 		if(Rad.anchored)
 			if(!Rad.P)
 				var/obj/item/weapon/tank/plasma/Plasma = new/obj/item/weapon/tank/plasma(Rad)
@@ -1409,7 +1415,7 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 			if(!Rad.active)
 				Rad.toggle_power()
 
-	for(var/obj/machinery/power/smes/SMES in world)
+	for(var/obj/machinery/power/smes/SMES in machines)
 		if(SMES.anchored)
 			SMES.input_attempt = 1
 

code/modules/admin/verbs/freeze.dm

@@ -21,7 +21,7 @@ var/global/list/frozen_mob_list = list()
 
 ///mob freeze procs
 
-/mob/living/var/frozen = 0 //used for preventing attacks on admin-frozen mobs
+/mob/living/var/frozen = null //used for preventing attacks on admin-frozen mobs
 /mob/living/var/admin_prev_sleeping = 0 //used for keeping track of previous sleeping value with admin freeze
 
 /mob/living/proc/admin_Freeze(var/client/admin)
@@ -34,7 +34,7 @@ var/global/list/frozen_mob_list = list()
 	src.overlays += AO
 
 	anchored = 1
-	frozen = 1
+	frozen = AO
 	admin_prev_sleeping = sleeping
 	sleeping += 20000
 	if(!(src in frozen_mob_list))
@@ -46,15 +46,16 @@ var/global/list/frozen_mob_list = list()
 		message_admins("\blue [key_name_admin(admin)] unfroze [key_name_admin(src)]")
 		log_admin("[key_name(admin)] unfroze [key_name(src)]")
 
-	update_icons()
-
 	anchored = 0
-	frozen = 0
+	overlays -= frozen
+	frozen = null
 	sleeping = admin_prev_sleeping
 	admin_prev_sleeping = null
 	if(src in frozen_mob_list)
 		frozen_mob_list -= src
 
+	update_icons()
+
 
 /mob/living/carbon/slime/admin_Freeze(admin)
 	..(admin)

code/modules/clothing/suits/miscellaneous.dm

@@ -410,7 +410,7 @@
 	name = "black hoodie"
 	desc = "It's a hoodie. It has a hood. Most hoodies do."
 	icon_state = "black_hoodie"
-	item_state = "labcoat"
+	item_state = "blueshieldcoat"
 	body_parts_covered = UPPER_TORSO|LOWER_TORSO|ARMS
 	hoodtype = /obj/item/clothing/head/hood
 	species_fit = list("Vox")

code/modules/events/meaty_ops.dm

@@ -1,5 +1,5 @@
 /datum/event/meteor_wave/goreop/announce()
-	var/meteor_declaration = "MeteorOps have declared thier intent to utterly destroy [station_name()] with thier own bodies, and dares the crew to try and stop them."
+	var/meteor_declaration = "MeteorOps have declared their intent to utterly destroy [station_name()] with their own bodies, and dares the crew to try and stop them."
 	command_announcement.Announce(meteor_declaration, "Declaration of 'War'", 'sound/effects/siren.ogg')
 
 /datum/event/meteor_wave/goreop/setup()

code/modules/events/wormholes.dm

@@ -17,7 +17,7 @@
 		if((T.z in config.station_levels))
 			pick_turfs += T
 
-	for(var/i = 1, i <= number_of_wormholes, i++)
+	for(var/i in 1 to number_of_wormholes)
 		var/turf/T = pick(pick_turfs)
 		wormholes += new /obj/effect/portal/wormhole(T, null, null, -1)
 
@@ -31,9 +31,8 @@
 			if(T)	O.loc = T
 
 /datum/event/wormholes/end()
-	portals.Remove(wormholes)
 	for(var/obj/effect/portal/wormhole/O in wormholes)
-		O.loc = null
+		qdel(O)
 	wormholes.Cut()
 
 

code/modules/martial_arts/mimejutsu.dm

@@ -55,8 +55,8 @@
 
 /datum/martial_art/mimejutsu/proc/mimePalm(var/mob/living/carbon/human/A, var/mob/living/carbon/human/D)
 	if(!D.stat && !D.stunned && !D.weakened)
-		D.visible_message("<span class='danger'>[A] has barely touched [D] with thier palm!</span>", \
-						"<span class='userdanger'>[A] hovers thier palm over your face!</span>")
+		D.visible_message("<span class='danger'>[A] has barely touched [D] with their palm!</span>", \
+						"<span class='userdanger'>[A] hovers their palm over your face!</span>")
 
 		var/atom/throw_target = get_edge_target_turf(D, get_dir(D, get_step_away(D, A)))
 		D.throw_at(throw_target, 200, 4,A)

code/modules/mob/dead/observer/login.dm

@@ -3,5 +3,9 @@
 	if(ghostimage)
 		ghostimage.icon_state = src.icon_state
 	updateghostimages()
+
+	if(non_respawnable_keys[ckey])
+		can_reenter_corpse = 0
+		respawnable_list -= src
 	
 	update_interface()

code/modules/mob/dead/observer/observer.dm

@@ -129,11 +129,15 @@ Works together with spawning an observer, noted above.
 
 /mob/proc/ghostize(var/flags = GHOST_CAN_REENTER)
 	if(key)
+		if(non_respawnable_keys[ckey])
+			flags &= ~GHOST_CAN_REENTER
 		var/mob/dead/observer/ghost = new(src, flags)	//Transfer safety to observer spawning proc.
 		ghost.timeofdeath = src.timeofdeath //BS12 EDIT
 		respawnable_list -= src
 		if(ghost.can_reenter_corpse)
 			respawnable_list += ghost
+		else
+			non_respawnable_keys[ckey] = 1
 		ghost.key = key
 		if(!(ghost.client && ghost.client.holder) && !config.antag_hud_allowed)    // For new ghosts we remove the verb from even showing up if it's not allowed.
 			ghost.verbs -= /mob/dead/observer/verb/toggle_antagHUD  // Poor guys, don't know what they are missing!
@@ -148,12 +152,28 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 	set desc = "Relinquish your life and enter the land of the dead."
 
 	var/mob/M = src
+	var/warningmsg = null
+	var/obj/machinery/cryopod/P = istype(loc, /obj/machinery/cryopod) && loc
 
-	if(stat == DEAD)
+	if(P)
+		if(TOO_EARLY_TO_GHOST)
+			warningmsg = "It's too early in the shift to enter cryo"
+		// If it's not too early, we'll skip straight to ghosting out without penalty
+	else if(suiciding && TOO_EARLY_TO_GHOST)
+		warningmsg = "You have committed suicide too early in the round"
+	else if(stat != DEAD)
+		warningmsg = "You are alive"
+	else if(non_respawnable_keys[ckey])
+		warningmsg = "You have lost your right to respawn"
+
+	if(!warningmsg)
 		ghostize(1)
 	else
-		var/response = alert(src, "Are you -sure- you want to ghost?\n(You are alive. If you ghost now, you probably won't be able to rejoin the round! You can't change your mind, so choose wisely!)","Are you sure you want to ghost?","Ghost","Stay in body")
-		if(response != "Ghost")	return	//didn't want to ghost after-all
+		var/response
+		var/alertmsg = "Are you -sure- you want to ghost?\n([warningmsg]. If you ghost now, you probably won't be able to rejoin the round! You can't change your mind, so choose wisely!)"
+		response = alert(src, alertmsg,"Are you sure you want to ghost?","Ghost","Stay in body")
+		if(response != "Ghost")
+			return	//didn't want to ghost after-all
 		resting = 1
 		var/mob/dead/observer/ghost = ghostize(0)            //0 parameter is so we can never re-enter our body, "Charlie, you can never come baaaack~" :3
 		ghost.timeofdeath = world.time // Because the living mob won't have a time of death and we want the respawn timer to work properly.
@@ -162,8 +182,7 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 		Morgue = M.loc
 	if(Morgue)
 		Morgue.update()
-	if(istype(M.loc, /obj/machinery/cryopod))
-		var/obj/machinery/cryopod/P = M.loc
+	if(P)
 		if(!P.control_computer)
 			P.find_control_computer(urgent=1)
 		if(P.control_computer)

code/modules/mob/living/carbon/brain/posibrain.dm

@@ -13,6 +13,7 @@
 	req_access = list(access_robotics)
 	mecha = null//This does not appear to be used outside of reference in mecha.dm.
 	var/silenced = 0 //if set to 1, they can't talk.
+	var/next_ping_at = 0
 
 
 /obj/item/device/mmi/posibrain/attack_self(mob/user as mob)
@@ -53,6 +54,8 @@
 		return 0
 	if(jobban_isbanned(O, "Cyborg") || jobban_isbanned(O,"nonhumandept"))
 		return 0
+	if(!O.can_reenter_corpse)
+		return 0
 	if(O.client)
 		return 1
 	return 0
@@ -190,7 +193,11 @@
 /obj/item/device/mmi/posibrain/attack_ghost(var/mob/dead/observer/O)
 	if(searching)
 		volunteer(O)
-	else
+		return
+	if(brainmob && brainmob.key)
+		return // No point pinging a posibrain with a player already inside
+	if(check_observer(O) && (world.time >= next_ping_at))
+		next_ping_at = world.time + (20 SECONDS)
 		var/turf/T = get_turf_or_move(src.loc)
 		for(var/mob/M in viewers(T))
 			M.show_message("\blue The positronic brain pings softly.")

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

@@ -2,7 +2,7 @@
 	var/obj/item/organ/internal/eyes/eyes = get_int_organ(/obj/item/organ/internal/eyes)
 	if(eyes)
 		eyes.update_colour()
-		regenerate_icons()
+		update_body()
 
 /mob/living/carbon/human/var/list/organs = list()
 /mob/living/carbon/human/var/list/organs_by_name = list() // map organ names to organs

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

@@ -614,6 +614,8 @@
 		H.clear_alert("high")
 
 /datum/species/proc/handle_hud_icons(mob/living/carbon/human/H)
+	if(!H.client)
+		return
 	if(H.healths)
 		if(H.stat == DEAD)
 			H.healths.icon_state = "health7"
@@ -633,11 +635,15 @@
 						else					H.healths.icon_state = "health6"
 
 	if(H.healthdoll)
-		H.healthdoll.overlays.Cut()
 		if(H.stat == DEAD)
 			H.healthdoll.icon_state = "healthdoll_DEAD"
+			if(H.healthdoll.overlays.len)
+				H.healthdoll.overlays.Cut()
 		else
-			H.healthdoll.icon_state = "healthdoll_OVERLAY"
+			var/list/new_overlays = list()
+			var/list/cached_overlays = H.healthdoll.cached_healthdoll_overlays
+			// Use the dead health doll as the base, since we have proper "healthy" overlays now
+			H.healthdoll.icon_state = "healthdoll_DEAD"
 			for(var/obj/item/organ/external/O in H.organs)
 				var/damage = O.burn_dam + O.brute_dam
 				var/comparison = (O.max_damage/5)
@@ -652,8 +658,10 @@
 					icon_num = 4
 				if(damage > (comparison*4))
 					icon_num = 5
-				if(icon_num)
-					H.healthdoll.overlays += image('icons/mob/screen_gen.dmi',"[O.limb_name][icon_num]")
+				new_overlays += "[O.limb_name][icon_num]"
+			H.healthdoll.overlays += (new_overlays - cached_overlays)
+			H.healthdoll.overlays -= (cached_overlays - new_overlays)
+			H.healthdoll.cached_healthdoll_overlays = new_overlays
 
 	switch(H.nutrition)
 		if(NUTRITION_LEVEL_FULL to INFINITY)

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

@@ -107,17 +107,7 @@ Please contact me on #coderbus IRC. ~Carn x
 	var/list/overlays_standing[TOTAL_LAYERS]
 	var/previous_damage_appearance // store what the body last looked like, so we only have to update it if something changed
 	var/icon/skeleton
-
-
-/mob/living/carbon/human/proc/apply_overlay(cache_index)
-	var/image/I = overlays_standing[cache_index]
-	if(I)
-		overlays += I
-
-/mob/living/carbon/human/proc/remove_overlay(cache_index)
-	if(overlays_standing[cache_index])
-		overlays -= overlays_standing[cache_index]
-		overlays_standing[cache_index] = null
+	var/list/cached_standing_overlays = list() // List of everything currently in a human's actual overlays
 
 //UPDATES OVERLAYS FROM OVERLAYS_LYING/OVERLAYS_STANDING
 //this proc is messy as I was forced to include some old laggy cloaking code to it so that I don't break cloakers
@@ -125,6 +115,7 @@ Please contact me on #coderbus IRC. ~Carn x
 /mob/living/carbon/human/update_icons()
 	var/stealth = 0
 	var/obj/item/clothing/suit/armor/abductor/vest/V // Begin the most snowflakey bullshit code I've ever written. I'm so sorry, but there was no other way.
+
 	for(V in list(wear_suit))
 		if(V.stealth_active)
 			stealth = 1
@@ -133,6 +124,7 @@ Please contact me on #coderbus IRC. ~Carn x
 	if(stealth)
 		icon = V.disguise.icon //if the suit is active, reference the suit's current loaded icon and overlays; this does not include hand overlays
 		overlays.Cut()
+		cached_standing_overlays.Cut() // Make sure the cache gets rebuilt once the disguise is gone
 
 		for(var/thing in V.disguise.overlays)
 			if(thing)
@@ -146,10 +138,28 @@ Please contact me on #coderbus IRC. ~Carn x
 			overlays += I
 	else
 		icon = stand_icon
-		overlays.Cut()
+		var/list/new_overlays = list()
+		var/list/old_overlays = cached_standing_overlays
 
-		for(var/thing in overlays_standing)
-			if(thing)	overlays += thing
+		// Totally regenerate if something touched our overlays
+		if(overlays.len != old_overlays.len)
+			overlays.Cut()
+			old_overlays.Cut()
+
+		for(var/i in 1 to TOTAL_LAYERS)
+			var/image/I = overlays_standing[i]
+			if(I)
+				if(istype(I))
+					// Since we avoid full overlay rebuilds, we have to reorganize the layers manually
+					I.layer = (-2 - (TOTAL_LAYERS - i)) // Highest layer gets -2, each prior layer is 1 lower
+				new_overlays += I
+
+		if(frozen) // Admin freeze overlay
+			new_overlays += frozen
+
+		overlays += (new_overlays - old_overlays)
+		overlays -= (old_overlays - new_overlays)
+		cached_standing_overlays = new_overlays
 
 	update_transform()
 
@@ -538,12 +548,13 @@ var/global/list/damage_icon_parts = list()
 
 
 /mob/living/carbon/human/update_fire()
-	remove_overlay(FIRE_LAYER)
 	if(on_fire)
-		overlays_standing[FIRE_LAYER] = image("icon"=fire_dmi, "icon_state"=fire_sprite, "layer"=-FIRE_LAYER)
+		if(!overlays_standing[FIRE_LAYER])
+			overlays_standing[FIRE_LAYER] = image("icon"=fire_dmi, "icon_state"=fire_sprite)
+			update_icons()
 	else
 		overlays_standing[FIRE_LAYER] = null
-	apply_overlay(FIRE_LAYER)
+		update_icons()
 
 /* --------------------------------------- */
 //For legacy support.
@@ -574,11 +585,12 @@ var/global/list/damage_icon_parts = list()
 	update_inv_legcuffed(0)
 	update_inv_pockets(0)
 	update_inv_wear_pda(0)
-	UpdateDamageIcon()
-	update_icons()
-	update_fire()
+	UpdateDamageIcon(0)
 	force_update_limbs()
 	update_tail_layer(0)
+	overlays.Cut() // Force all overlays to regenerate
+	update_fire()
+	update_icons()
 /* --------------------------------------- */
 //vvvvvv UPDATE_INV PROCS vvvvvv
 

code/modules/mob/living/living.dm

@@ -92,22 +92,6 @@
 /mob/living/proc/calculate_affecting_pressure(var/pressure)
 	return 0
 
-
-//sort of a legacy burn method for /electrocute, /shock, and the e_chair
-/mob/living/proc/burn_skin(burn_amount)
-	if(istype(src, /mob/living/carbon/human))
-		var/mob/living/carbon/human/H = src	//make this damage method divide the damage to be done among all the body parts, then burn each body part for that much damage. will have better effect then just randomly picking a body part
-		var/divided_damage = (burn_amount)/(H.organs.len)
-		var/extradam = 0	//added to when organ is at max dam
-		for(var/obj/item/organ/external/affecting in H.organs)
-			if(!affecting)	continue
-			if(affecting.take_damage(0, divided_damage+extradam))	//TODO: fix the extradam stuff. Or, ebtter yet...rewrite this entire proc ~Carn
-				H.UpdateDamageIcon()
-		H.updatehealth()
-		return 1
-	else if(istype(src, /mob/living/silicon/ai))
-		return 0
-
 /mob/living/proc/adjustBodyTemp(actual, desired, incrementboost)
 	var/temperature = actual
 	var/difference = abs(actual-desired)	//get difference

code/modules/mob/living/silicon/robot/drone/drone_manufacturer.dm

@@ -113,7 +113,7 @@
 	if(istype(src,/mob/dead/observer))
 		var/mob/dead/observer/G = src
 		if(G.has_enabled_antagHUD == 1 && config.antag_hud_restricted)
-			to_chat(usr, "\blue <B>Upon using the antagHUD you forfeited the ability to join the round.</B>")
+			to_chat(usr, "<span class='warning'>Upon using the antagHUD you forfeited the ability to join the round.</span>")
 			return
 		if(G.started_as_observer == 1)
 			joinedasobserver = 1
@@ -133,6 +133,9 @@
 		to_chat(usr, "<span class='warning'>You must wait 10 minutes to respawn as a drone!</span>")
 		return
 
+	if(alert("Are you sure you want to respawn as a drone?", "Are you sure?", "Yes", "No") != "Yes")
+		return
+
 	for(var/obj/machinery/drone_fabricator/DF in world)
 		if(DF.stat & NOPOWER || !DF.produce_drones)
 			continue

code/modules/mob/mob_defines.dm

@@ -22,7 +22,7 @@
 	*/
 	var/obj/screen/zone_sel/zone_sel = null
 	var/obj/screen/leap_icon = null
-	var/obj/screen/healthdoll = null
+	var/obj/screen/healthdoll/healthdoll = null
 
 	var/use_me = 1 //Allows all mobs to use the me verb by default, will have to manually specify they cannot
 	var/damageoverlaytemp = 0

code/modules/power/singularity/containment_field.dm

@@ -15,10 +15,8 @@
 	var/obj/machinery/field/generator/FG2 = null
 
 /obj/machinery/field/containment/Destroy()
-	if(FG1 && !FG1.clean_up)
-		FG1.cleanup()
-	if(FG2 && !FG2.clean_up)
-		FG2.cleanup()
+	FG1.fields -= src
+	FG2.fields -= src
 	return ..()
 
 /obj/machinery/field/containment/attack_hand(mob/user)
@@ -67,35 +65,26 @@
 /obj/machinery/field
 	var/hasShocked = 0 //Used to add a delay between shocks. In some cases this used to crash servers by spawning hundreds of sparks every second.
 
-/obj/machinery/field/CanPass(mob/mover, turf/target, height=0)
+/obj/machinery/field/CanPass(atom/movable/mover, turf/target, height=0)
+	if(hasShocked)
+		return 0
 	if(isliving(mover)) // Don't let mobs through
 		shock_field(mover)
 		return 0
-	return ..()
-
-/obj/machinery/field/CanPass(obj/mover, turf/target, height=0)
-	if((istype(mover, /obj/machinery) && !istype(mover, /obj/singularity)) || \
-		istype(mover, /obj/structure) || \
-		istype(mover, /obj/mecha))
+	if(istype(mover, /obj/machinery) || istype(mover, /obj/structure) || istype(mover, /obj/mecha))
 		bump_field(mover)
 		return 0
 	return ..()
 
 /obj/machinery/field/proc/shock_field(mob/living/user)
-	if(hasShocked)
-		return 0
 	if(isliving(user))
-		hasShocked = 1
 		var/shock_damage = min(rand(30,40),rand(30,40))
 
 		if(iscarbon(user))
 			var/stun = min(shock_damage, 15)
 			user.Stun(stun)
 			user.Weaken(10)
-			user.burn_skin(shock_damage)
-			user.visible_message("<span class='danger'>[user.name] was shocked by the [src.name]!</span>", \
-			"<span class='userdanger'>You feel a powerful shock course through your body, sending you flying!</span>", \
-			"<span class='italics'>You hear a heavy electrical crack.</span>")
+			user.electrocute_act(shock_damage, src, 1)
 
 		else if(issilicon(user))
 			if(prob(20))
@@ -108,13 +97,14 @@
 		user.updatehealth()
 		bump_field(user)
 
-		spawn(5)
-			hasShocked = 0
-	return
-
 /obj/machinery/field/proc/bump_field(atom/movable/AM as mob|obj)
+	if(hasShocked)
+		return 0
+	hasShocked = 1
 	var/datum/effect/system/spark_spread/s = new /datum/effect/system/spark_spread
 	s.set_up(5, 1, AM.loc)
 	s.start()
 	var/atom/target = get_edge_target_turf(AM, get_dir(src, get_step_away(AM, src)))
 	AM.throw_at(target, 200, 4)
+	spawn(5)
+		hasShocked = 0

code/modules/power/singularity/field_generator.dm

@@ -13,6 +13,15 @@ field_generator power level display
 */
 
 #define field_generator_max_power 250
+
+#define FG_UNSECURED 0
+#define FG_SECURED 1
+#define FG_WELDED 2
+
+#define FG_OFFLINE 0
+#define FG_CHARGING 1
+#define FG_ONLINE 2
+
 /obj/machinery/field/generator
 	name = "Field Generator"
 	desc = "A large thermal battery that projects a high amount of energy when powered."
@@ -22,134 +31,109 @@ field_generator power level display
 	density = 1
 	use_power = 0
 	var/const/num_power_levels = 6	// Total number of power level icon has
-	var/Varedit_start = 0
-	var/Varpower = 0
-	var/active = 0
+	var/power_level = 0
+	var/active = FG_OFFLINE
 	var/power = 20  // Current amount of power
-	var/state = 0
+	var/state = FG_UNSECURED
 	var/warming_up = 0
 	var/list/obj/machinery/field/containment/fields
 	var/list/obj/machinery/field/generator/connected_gens
 	var/clean_up = 0
 
-
 /obj/machinery/field/generator/update_icon()
 	overlays.Cut()
 	if(warming_up)
 		overlays += "+a[warming_up]"
 	if(fields.len)
 		overlays += "+on"
-	// Power level indicator
-	// Scale % power to % num_power_levels and truncate value
-	var/level = round(num_power_levels * power / field_generator_max_power)
-	// Clamp between 0 and num_power_levels for out of range power values
-	level = Clamp(level, 0, num_power_levels)
-	if(level)
-		overlays += "+p[level]"
-
-	return
+	if(power_level)
+		overlays += "+p[power_level]"
 
 
 /obj/machinery/field/generator/New()
 	..()
 	fields = list()
 	connected_gens = list()
-	return
 
 
 /obj/machinery/field/generator/process()
-	if(Varedit_start == 1)
-		if(active == 0)
-			active = 1
-			state = 2
-			power = field_generator_max_power
-			anchored = 1
-			warming_up = 3
-			start_fields()
-			update_icon()
-		Varedit_start = 0
-
-	if(src.active == 2)
+	if(active == FG_ONLINE)
 		calc_power()
-		update_icon()
-	return
-
 
 /obj/machinery/field/generator/attack_hand(mob/user)
-	if(state == 2)
+	if(state == FG_WELDED)
 		if(get_dist(src, user) <= 1)//Need to actually touch the thing to turn it on
-			if(src.active >= 1)
-				to_chat(user, "<span class='warning'>You are unable to turn off the [src.name] once it is online!</span>")
+			if(active >= FG_CHARGING)
+				to_chat(user, "<span class='warning'>You are unable to turn off the [name] once it is online!</span>")
 				return 1
 			else
-				user.visible_message("[user.name] turns on the [src.name].", \
-					"<span class='notice'>You turn on the [src.name].</span>", \
+				user.visible_message("[user.name] turns on the [name].", \
+					"<span class='notice'>You turn on the [name].</span>", \
 					"<span class='italics'>You hear heavy droning.</span>")
 				turn_on()
 				investigate_log("<font color='green'>activated</font> by [user.key].","singulo")
 
-				src.add_fingerprint(user)
+				add_fingerprint(user)
 	else
-		to_chat(user, "<span class='warning'>The [src] needs to be firmly secured to the floor first!</span>")
-		return
+		to_chat(user, "<span class='warning'>[src] needs to be firmly secured to the floor first!</span>")
 
 
 /obj/machinery/field/generator/attackby(obj/item/W, mob/user, params)
 	if(active)
-		to_chat(user, "<span class='warning'>The [src] needs to be off!</span>")
+		to_chat(user, "<span class='warning'>[src] needs to be off!</span>")
 		return
 	else if(istype(W, /obj/item/weapon/wrench))
 		switch(state)
-			if(0)
+			if(FG_UNSECURED)
 				if(isinspace()) return
-				state = 1
-				playsound(src.loc, 'sound/items/Ratchet.ogg', 75, 1)
-				user.visible_message("[user.name] secures [src.name] to the floor.", \
+				state = FG_SECURED
+				playsound(loc, 'sound/items/Ratchet.ogg', 75, 1)
+				user.visible_message("[user.name] secures [name] to the floor.", \
 					"<span class='notice'>You secure the external reinforcing bolts to the floor.</span>", \
 					"<span class='italics'>You hear ratchet.</span>")
-				src.anchored = 1
-			if(1)
-				state = 0
-				playsound(src.loc, 'sound/items/Ratchet.ogg', 75, 1)
-				user.visible_message("[user.name] unsecures [src.name] reinforcing bolts from the floor.", \
+				anchored = 1
+			if(FG_SECURED)
+				state = FG_UNSECURED
+				playsound(loc, 'sound/items/Ratchet.ogg', 75, 1)
+				user.visible_message("[user.name] unsecures [name] reinforcing bolts from the floor.", \
 					"<span class='notice'>You undo the external reinforcing bolts.</span>", \
 					"<span class='italics'>You hear ratchet.</span>")
-				src.anchored = 0
-			if(2)
-				to_chat(user, "<span class='warning'>The [src.name] needs to be unwelded from the floor!</span>")
-				return
+				anchored = 0
+			if(FG_WELDED)
+				to_chat(user, "<span class='warning'>The [name] needs to be unwelded from the floor!</span>")
+
 	else if(istype(W, /obj/item/weapon/weldingtool))
 		var/obj/item/weapon/weldingtool/WT = W
 		switch(state)
-			if(0)
-				to_chat(user, "<span class='warning'>The [src.name] needs to be wrenched to the floor!</span>")
-				return
-			if(1)
+			if(FG_UNSECURED)
+				to_chat(user, "<span class='warning'>The [name] needs to be wrenched to the floor!</span>")
+
+			if(FG_SECURED)
 				if(WT.remove_fuel(0,user))
-					playsound(src.loc, 'sound/items/Welder2.ogg', 50, 1)
-					user.visible_message("[user.name] starts to weld the [src.name] to the floor.", \
+					playsound(loc, 'sound/items/Welder2.ogg', 50, 1)
+					user.visible_message("[user.name] starts to weld the [name] to the floor.", \
 						"<span class='notice'>You start to weld \the [src] to the floor...</span>", \
 						"<span class='italics'>You hear welding.</span>")
 					if(do_after(user,20, target = src))
-						if(!src || !WT.isOn()) return
-						state = 2
+						if(!src || !WT.isOn())
+							return
+						state = FG_WELDED
 						to_chat(user, "<span class='notice'>You weld the field generator to the floor.</span>")
-				else
-					return
-			if(2)
+
+			if(FG_WELDED)
 				if(WT.remove_fuel(0,user))
-					playsound(src.loc, 'sound/items/Welder2.ogg', 50, 1)
-					user.visible_message("[user.name] starts to cut the [src.name] free from the floor.", \
+					playsound(loc, 'sound/items/Welder2.ogg', 50, 1)
+					user.visible_message("[user.name] starts to cut the [name] free from the floor.", \
 						"<span class='notice'>You start to cut \the [src] free from the floor...</span>", \
 						"<span class='italics'>You hear welding.</span>")
 					if(do_after(user,20, target = src))
-						if(!src || !WT.isOn()) return
-						state = 1
+						if(!src || !WT.isOn())
+							return
+						state = FG_SECURED
 						to_chat(user, "<span class='notice'>You cut \the [src] free from the floor.</span>")
-				else
-					return
+
 	else
-		..()
+		return ..()
 
 
 /obj/machinery/field/generator/emp_act()
@@ -164,30 +148,35 @@ field_generator power level display
 
 /obj/machinery/field/generator/bullet_act(obj/item/projectile/Proj)
 	if(Proj.flag != "bullet")
-		power += Proj.damage
-		update_icon()
+		power = min(power + Proj.damage, field_generator_max_power)
+		check_power_level()
 	return 0
 
 
 /obj/machinery/field/generator/Destroy()
-	src.cleanup()
+	cleanup()
 	return ..()
 
 
+/obj/machinery/field/generator/proc/check_power_level()
+	var/new_level = round(num_power_levels * power / field_generator_max_power)
+	if(new_level != power_level)
+		power_level = new_level
+		update_icon()
 
 /obj/machinery/field/generator/proc/turn_off()
-	active = 0
+	active = FG_OFFLINE
 	spawn(1)
-		src.cleanup()
-		while(warming_up>0 && !active)
+		cleanup()
+		while(warming_up > 0 && !active)
 			sleep(50)
 			warming_up--
 			update_icon()
 
 /obj/machinery/field/generator/proc/turn_on()
-	active = 1
+	active = FG_CHARGING
 	spawn(1)
-		while(warming_up<3 && active)
+		while(warming_up < 3 && active)
 			sleep(50)
 			warming_up++
 			update_icon()
@@ -196,44 +185,35 @@ field_generator power level display
 
 
 /obj/machinery/field/generator/proc/calc_power()
-	if(Varpower)
-		return 1
+	var/power_draw = 2 + fields.len
 
-	update_icon()
-	if(src.power > field_generator_max_power)
-		src.power = field_generator_max_power
-
-	var/power_draw = 2
-	for(var/obj/machinery/field/containment/F in fields)
-		if(isnull(F))
-			continue
-		power_draw++
-	if(draw_power(round(power_draw/2,1)))
+	if(draw_power(round(power_draw/2, 1)))
+		check_power_level()
 		return 1
 	else
-		visible_message("<span class='danger'>The [src.name] shuts down!</span>", "<span class='italics'>You hear something shutting down.</span>")
+		visible_message("<span class='danger'>The [name] shuts down!</span>", "<span class='italics'>You hear something shutting down.</span>")
 		turn_off()
 		investigate_log("ran out of power and <font color='red'>deactivated</font>","singulo")
-		src.power = 0
+		power = 0
+		check_power_level()
 		return 0
 
 //This could likely be better, it tends to start loopin if you have a complex generator loop setup.  Still works well enough to run the engine fields will likely recode the field gens and fields sometime -Mport
 /obj/machinery/field/generator/proc/draw_power(draw = 0, failsafe = 0, obj/machinery/field/generator/G = null, obj/machinery/field/generator/last = null)
-	if(Varpower)
-		return 1
-	if((G && G == src) || (failsafe >= 8))//Loopin, set fail
+	if((G && (G == src)) || (failsafe >= 8))//Loopin, set fail
 		return 0
 	else
 		failsafe++
-	if(src.power >= draw)//We have enough power
-		src.power -= draw
+
+	if(power >= draw)//We have enough power
+		power -= draw
 		return 1
+
 	else//Need more power
-		draw -= src.power
-		src.power = 0
-		for(var/obj/machinery/field/generator/FG in connected_gens)
-			if(isnull(FG))
-				continue
+		draw -= power
+		power = 0
+		for(var/CG in connected_gens)
+			var/obj/machinery/field/generator/FG = CG
 			if(FG == last)//We just asked you
 				continue
 			if(G)//Another gen is askin for power and we dont have it
@@ -249,7 +229,7 @@ field_generator power level display
 
 
 /obj/machinery/field/generator/proc/start_fields()
-	if(!src.state == 2 || !anchored)
+	if(state != FG_WELDED || !anchored)
 		turn_off()
 		return
 	spawn(1)
@@ -260,82 +240,73 @@ field_generator power level display
 		setup_field(4)
 	spawn(4)
 		setup_field(8)
-	src.active = 2
+	spawn(5)
+		active = FG_ONLINE
 
 
 /obj/machinery/field/generator/proc/setup_field(NSEW)
-	var/turf/T = src.loc
-	var/obj/machinery/field/generator/G
+	var/turf/T = loc
+	if(!istype(T))
+		return 0
+
+	var/obj/machinery/field/generator/G = null
 	var/steps = 0
 	if(!NSEW)//Make sure its ran right
-		return
-	for(var/dist = 0, dist <= 9, dist += 1) // checks out to 8 tiles away for another generator
+		return 0
+	for(var/dist in 0 to 7) // checks out to 8 tiles away for another generator
 		T = get_step(T, NSEW)
 		if(T.density)//We cant shoot a field though this
 			return 0
-		for(var/atom/A in T.contents)
-			if(ismob(A))
-				continue
-			if(!istype(A,/obj/machinery/field/generator))
-				if((istype(A,/obj/machinery/door)||istype(A,/obj/machinery/the_singularitygen))&&(A.density))
-					return 0
-		steps += 1
+
 		G = locate(/obj/machinery/field/generator) in T
-		if(!isnull(G))
+		if(G)
 			steps -= 1
 			if(!G.active)
 				return 0
 			break
-	if(isnull(G))
-		return
-	T = src.loc
-	for(var/dist = 0, dist < steps, dist += 1) // creates each field tile
+
+		for(var/TC in T.contents)
+			var/atom/A = TC
+			if(ismob(A))
+				continue
+			if(A.density)
+				return 0
+
+		steps++
+
+	if(!G)
+		return 0
+
+	T = loc
+	for(var/dist in 0 to steps) // creates each field tile
 		var/field_dir = get_dir(T,get_step(G.loc, NSEW))
 		T = get_step(T, NSEW)
 		if(!locate(/obj/machinery/field/containment) in T)
 			var/obj/machinery/field/containment/CF = new/obj/machinery/field/containment()
 			CF.set_master(src,G)
-			fields += CF
-			G.fields += CF
 			CF.loc = T
 			CF.dir = field_dir
-			for(var/mob/living/L in CF.loc)
+			fields += CF
+			G.fields += CF
+			for(var/mob/living/L in T)
 				CF.Crossed(L)
-	var/listcheck = 0
-	for(var/obj/machinery/field/generator/FG in connected_gens)
-		if(isnull(FG))
-			continue
-		if(FG == G)
-			listcheck = 1
-			break
-	if(!listcheck)
-		connected_gens.Add(G)
-	listcheck = 0
-	for(var/obj/machinery/field/generator/FG2 in G.connected_gens)
-		if(isnull(FG2))
-			continue
-		if(FG2 == src)
-			listcheck = 1
-			break
-	if(!listcheck)
-		G.connected_gens.Add(src)
+
+	connected_gens |= G
+	G.connected_gens |= src
+	update_icon()
 
 
 /obj/machinery/field/generator/proc/cleanup()
 	clean_up = 1
-	for(var/obj/machinery/field/containment/F in fields)
-		if(isnull(F))
-			continue
+	for(var/F in fields)
 		qdel(F)
-	fields = list()
-	for(var/obj/machinery/field/generator/FG in connected_gens)
-		if(isnull(FG))
-			continue
-		FG.connected_gens.Remove(src)
+
+	for(var/CG in connected_gens)
+		var/obj/machinery/field/generator/FG = CG
+		FG.connected_gens -= src
 		if(!FG.clean_up)//Makes the other gens clean up as well
 			FG.cleanup()
-		connected_gens.Remove(FG)
-	connected_gens = list()
+		connected_gens -= FG
 	clean_up = 0
 	update_icon()
 
@@ -359,3 +330,11 @@ field_generator power level display
 /obj/machinery/field/generator/bump_field(atom/movable/AM as mob|obj)
 	if(fields.len)
 		..()
+
+#undef FG_UNSECURED
+#undef FG_SECURED
+#undef FG_WELDED
+
+#undef FG_OFFLINE
+#undef FG_CHARGING
+#undef FG_ONLINE

code/modules/power/singularity/singularity.dm

@@ -149,17 +149,18 @@
 			dissipate_delay = 10
 			dissipate_track = 0
 			dissipate_strength = 1
-		if(STAGE_TWO)//1 to 3 does not check for the turfs if you put the gens right next to a 1x1 then its going to eat them
-			current_size = STAGE_TWO
-			icon = 'icons/effects/96x96.dmi'
-			icon_state = "singularity_s3"
-			pixel_x = -32
-			pixel_y = -32
-			grav_pull = 6
-			consume_range = 1
-			dissipate_delay = 5
-			dissipate_track = 0
-			dissipate_strength = 5
+		if(STAGE_TWO)
+			if((check_turfs_in(1,1))&&(check_turfs_in(2,1))&&(check_turfs_in(4,1))&&(check_turfs_in(8,1)))
+				current_size = STAGE_TWO
+				icon = 'icons/effects/96x96.dmi'
+				icon_state = "singularity_s3"
+				pixel_x = -32
+				pixel_y = -32
+				grav_pull = 6
+				consume_range = 1
+				dissipate_delay = 5
+				dissipate_track = 0
+				dissipate_strength = 5
 		if(STAGE_THREE)
 			if((check_turfs_in(1,2))&&(check_turfs_in(2,2))&&(check_turfs_in(4,2))&&(check_turfs_in(8,2)))
 				current_size = STAGE_THREE
@@ -238,22 +239,22 @@
 
 /obj/singularity/proc/eat()
 	set background = BACKGROUND_ENABLED
-	for(var/tile in spiral_range_turfs(grav_pull, src, 1))
+	for(var/tile in spiral_range_turfs(grav_pull, src))
 		var/turf/T = tile
-		if(!T)
+		if(!T || !isturf(loc))
 			continue
 		if(get_dist(T, src) > consume_range)
 			T.singularity_pull(src, current_size)
 		else
 			consume(T)
 		for(var/thing in T)
-			var/atom/movable/X = thing
-			if(get_dist(X, src) > consume_range)
-				X.singularity_pull(src, current_size)
-			else
-				consume(X)
+			if(isturf(loc) && thing != src)
+				var/atom/movable/X = thing
+				if(get_dist(X, src) > consume_range)
+					X.singularity_pull(src, current_size)
+				else
+					consume(X)
 			CHECK_TICK
-	return
 
 /obj/singularity/proc/consume(var/atom/A)
 	var/gain = A.singularity_act(current_size)

code/modules/power/tesla/energy_ball.dm

@@ -1,7 +1,7 @@
 #define TESLA_DEFAULT_POWER 1738260
 #define TESLA_MINI_POWER 869130
 
-var/list/blacklisted_tesla_types = list(/obj/machinery/atmospherics,
+var/list/blacklisted_tesla_types = typecacheof(list(/obj/machinery/atmospherics,
 										/obj/machinery/power/emitter,
 										/obj/machinery/field/generator,
 										/mob/living/simple_animal,
@@ -15,7 +15,7 @@ var/list/blacklisted_tesla_types = list(/obj/machinery/atmospherics,
 										/obj/machinery/field/containment,
 										/obj/structure/disposalpipe,
 										/obj/structure/sign,
-										/obj/machinery/gateway)
+										/obj/machinery/gateway))
 
 /obj/singularity/energy_ball
 	name = "energy ball"
@@ -175,7 +175,7 @@ var/list/blacklisted_tesla_types = list(/obj/machinery/atmospherics,
 				closest_atom = A
 				closest_dist = dist
 
-		else if(closest_grounding_rod || is_type_in_list(A, blacklisted_tesla_types))
+		else if(closest_grounding_rod || is_type_in_typecache(A, blacklisted_tesla_types))
 			continue
 
 		else if(istype(A, /mob/living))

code/modules/projectiles/ammunition/magazines.dm

@@ -186,7 +186,7 @@
 
 /obj/item/ammo_box/magazine/m45
 	name = "handgun magazine (.45)"
-	icon_state = "45-8"
+	icon_state = "45"
 	ammo_type = /obj/item/ammo_casing/c45
 	caliber = ".45"
 	max_ammo = 8

code/modules/reagents/oldchem/reagents/reagents_water.dm

@@ -266,7 +266,7 @@
 /datum/reagent/holywater/on_mob_life(mob/living/M)
 	M.jitteriness = max(M.jitteriness-5,0)
 	if(current_cycle >= 30)		// 12 units, 60 seconds @ metabolism 0.4 units & tick rate 2.0 sec
-		M.stuttering += 4
+		M.stuttering = min(M.stuttering+4, 20)
 		M.Dizzy(5)
 		if(iscultist(M) && prob(5))
 			M.say(pick("Av'te Nar'sie","Pa'lid Mors","INO INO ORA ANA","SAT ANA!","Daim'niodeis Arc'iai Le'eones","Egkau'haom'nai en Chaous","Ho Diak'nos tou Ap'iron","R'ge Na'sie","Diabo us Vo'iscum","Si gn'um Co'nu"))

code/modules/research/xenobiology/xenobiology.dm

@@ -403,6 +403,8 @@
 		return 0
 	if(O.mind && O.mind.current && O.mind.current.stat != DEAD)
 		return 0
+	if(!O.can_reenter_corpse)
+		return 0
 	if(O.has_enabled_antagHUD == 1 && config.antag_hud_restricted)
 		return 0
 	return 1

code/modules/security_levels/security levels.dm

@@ -89,13 +89,13 @@
 				move_gamma_ship()
 
 				if(security_level < SEC_LEVEL_RED)
-					for(var/obj/machinery/door/airlock/highsecurity/red/R in world)
+					for(var/obj/machinery/door/airlock/highsecurity/red/R in airlocks)
 						// TODO: Tie into space manager
 						if((R.z in config.station_levels))
 							R.locked = 0
 							R.update_icon()
 
-				for(var/obj/machinery/door/airlock/hatch/gamma/H in world)
+				for(var/obj/machinery/door/airlock/hatch/gamma/H in airlocks)
 					// TODO: Tie into space manager
 					if((H.z in config.station_levels))
 						H.locked = 0