Merge remote-tracking branch 'origin/master' into rustsql

2021-02-19 12:38:32 +08:00
parent 125cd17cee c45be49fd3
commit 7d39949a2f
737 changed files with 8763 additions and 3732 deletions
@@ -4,7 +4,6 @@
 	gender = FEMALE //All xenos are girls!!
 	dna = null
 	faction = list(ROLE_ALIEN)
-	ventcrawler = VENTCRAWLER_ALWAYS
 	sight = SEE_MOBS
 	see_in_dark = 4
 	verb_say = "hisses"
@@ -12,6 +11,10 @@
 	bubble_icon = "alien"
 	type_of_meat = /obj/item/reagent_containers/food/snacks/meat/slab/xeno

+	/// Whether they can ventcrawl; this is set individually for 'humanoid' and 'royal' types
+	/// 'royal' types (Praetorian, Queen) cannot ventcrawl
+	var/can_ventcrawl
+
 	/// How much brute damage without armor piercing they do against mobs in melee
 	var/meleeSlashHumanPower = 20
 	/// How much power they have for DefaultCombatKnockdown when attacking humans
@@ -19,7 +22,6 @@
 	/// How much brute damage they do to simple animals
 	var/meleeSlashSAPower = 35

-	var/obj/item/card/id/wear_id = null // Fix for station bounced radios -- Skie
 	var/has_fine_manipulation = 0
 	var/move_delay_add = 0 // movement delay to add

@@ -40,6 +42,9 @@

 	create_internal_organs()

+	if(can_ventcrawl)
+		AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 	. = ..()

 /mob/living/carbon/alien/create_internal_organs()
@@ -20,6 +20,8 @@
 	bodyparts = list(/obj/item/bodypart/chest/alien, /obj/item/bodypart/head/alien, /obj/item/bodypart/l_arm/alien,
 					 /obj/item/bodypart/r_arm/alien, /obj/item/bodypart/r_leg/alien, /obj/item/bodypart/l_leg/alien)

+	can_ventcrawl = TRUE
+

 //This is fine right now, if we're adding organ specific damage this needs to be updated
 /mob/living/carbon/alien/humanoid/Initialize()
@@ -2,7 +2,6 @@
 	//Common stuffs for Praetorian and Queen
 	icon = 'icons/mob/alienqueen.dmi'
 	status_flags = 0
-	ventcrawler = VENTCRAWLER_NONE //pull over that ass too fat
 	unique_name = 0
 	pixel_x = -16
 	bubble_icon = "alienroyal"
@@ -10,6 +9,7 @@
 	layer = LARGE_MOB_LAYER //above most mobs, but below speechbubbles
 	pressure_resistance = 200 //Because big, stompy xenos should not be blown around like paper.
 	butcher_results = list(/obj/item/reagent_containers/food/snacks/meat/slab/xeno = 20, /obj/item/stack/sheet/animalhide/xeno = 3)
+	can_ventcrawl = FALSE

 	meleeKnockdownPower = 125
 	meleeSlashHumanPower = 30
@@ -11,6 +11,8 @@
 	maxHealth = 25
 	health = 25

+	can_ventcrawl = TRUE
+
 	var/amount_grown = 0
 	var/max_grown = 100
 	var/time_of_birth
@@ -434,6 +434,9 @@
 			legcuffed.forceMove(drop_location())
 			legcuffed = null
 			I.dropped(src)
+			if(istype(I, /obj/item/restraints/legcuffs))
+				var/obj/item/restraints/legcuffs/lgcf = I
+				lgcf.on_removed()
 			update_inv_legcuffed()
 			return
 		else
@@ -1229,3 +1232,25 @@
  */
 /mob/living/carbon/proc/get_biological_state()
 	return BIO_FLESH_BONE
+
+/mob/living/carbon/altattackby(obj/item/W, mob/living/carbon/user, params)
+	if(user.incapacitated() || !user.Adjacent(src))
+		return FALSE
+	if(W && user.a_intent == INTENT_HELP && W.can_give())
+		user.give()
+		return TRUE
+
+/mob/living/carbon/verb/give_verb()
+	set src in oview(1)
+	set category = "IC"
+	set name = "Give"
+
+	if(usr.incapacitated() || !usr.Adjacent(src))
+		return
+
+	if(!usr.get_active_held_item()) // Let me know if this has any problems -Yota
+		return
+	var/obj/item/I = usr.get_active_held_item()
+	var/mob/living/carbon/C = usr
+	if(I.can_give())
+		C.give()
@@ -17,7 +17,7 @@
 	if(SSticker.mode)
 		SSticker.mode.check_win() //Calls the rounds wincheck, mainly for wizard, malf, and changeling now

-/mob/living/carbon/gib(no_brain, no_organs, no_bodyparts)
+/mob/living/carbon/gib(no_brain, no_organs, no_bodyparts, datum/explosion/was_explosion)
 	var/atom/Tsec = drop_location()
 	for(var/mob/M in src)
 		if(M in stomach_contents)
@@ -27,7 +27,7 @@
 			"<span class='danger'>You burst out of [src]!</span>")
 	..()

-/mob/living/carbon/spill_organs(no_brain, no_organs, no_bodyparts)
+/mob/living/carbon/spill_organs(no_brain, no_organs, no_bodyparts, datum/explosion/was_explosion)
 	var/atom/Tsec = drop_location()
 	if(!no_bodyparts)
 		if(no_organs)//so the organs don't get transfered inside the bodyparts we'll drop.
@@ -41,6 +41,8 @@
 					qdel(O) //so the brain isn't transfered to the head when the head drops.
 					continue
 				if(!(O.organ_flags & ORGAN_NO_DISMEMBERMENT) && check_zone(O.zone) == BODY_ZONE_CHEST)
+					if(was_explosion)
+						LAZYADD(O.acted_explosions, was_explosion.explosion_id)
 					O.Remove()
 					O.forceMove(Tsec)
 					O.throw_at(get_edge_target_turf(src,pick(GLOB.alldirs)),rand(1,3),5)
@@ -50,13 +52,16 @@
 			if(I.organ_flags & ORGAN_NO_DISMEMBERMENT || (no_brain && istype(I, /obj/item/organ/brain)) || (no_organs && !istype(I, /obj/item/organ/brain)))
 				qdel(I)
 				continue
+			if(was_explosion)
+				LAZYADD(I.acted_explosions, was_explosion.explosion_id)
 			I.Remove()
 			I.forceMove(Tsec)
 			I.throw_at(get_edge_target_turf(src,pick(GLOB.alldirs)),rand(1,3),5)

-
-/mob/living/carbon/spread_bodyparts()
+/mob/living/carbon/spread_bodyparts(no_brain, no_organs, datum/explosion/was_explosion)
 	for(var/X in bodyparts)
 		var/obj/item/bodypart/BP = X
+		if(was_explosion)
+			LAZYADD(BP.acted_explosions, was_explosion.explosion_id)
 		BP.drop_limb()
 		BP.throw_at(get_edge_target_turf(src,pick(GLOB.alldirs)),rand(1,3),5)
@@ -281,11 +281,13 @@
 						dropItemToGround(pocket_item)
 						if(!usr.can_hold_items() || !usr.put_in_hands(pocket_item))
 							pocket_item.forceMove(drop_location())
+						log_combat(usr, src, "pickpocketed of item: [pocket_item]")
 				else
 					if(place_item)
 						if(place_item.mob_can_equip(src, usr, pocket_id, FALSE, TRUE))
 							usr.temporarilyRemoveItemFromInventory(place_item, TRUE)
 							equip_to_slot(place_item, pocket_id, TRUE)
+							log_combat(usr, src, "placed item [place_item] onto")
 						//do nothing otherwise

 				// Update strip window
@@ -293,8 +295,9 @@
 					show_inv(usr)
 			else
 				// Display a warning if the user mocks up
-				if (!strip_silence)
+				if(!strip_silence)
 					to_chat(src, "<span class='warning'>You feel your [pocket_side] pocket being fumbled with!</span>")
+				log_combat(usr, src, "failed to [pocket_item ? "pickpocket item [pocket_item] from" : "place item [place_item] onto "]")

 	if(usr.canUseTopic(src, BE_CLOSE, NO_DEXTERY, null, FALSE))
 		// separate from first canusetopic
@@ -938,43 +941,43 @@
 			admin_ticket_log(src, msg)

 /mob/living/carbon/human/MouseDrop_T(mob/living/target, mob/living/user)
-	if(pulling == target && grab_state >= GRAB_AGGRESSIVE && stat == CONSCIOUS)
+	var/GS_needed = istype(target, /mob/living/silicon/pai)? GRAB_PASSIVE : GRAB_AGGRESSIVE
+	if(pulling == target && grab_state >= GS_needed && stat == CONSCIOUS)
 		//If they dragged themselves and we're currently aggressively grabbing them try to piggyback
 		if(user == target && can_piggyback(target))
 			piggyback(target)
 			return
 		//If you dragged them to you and you're aggressively grabbing try to fireman carry them
-		else if(user != target)
+		else if(user == src)
 			if(user.a_intent == INTENT_GRAB)
 				fireman_carry(target)
 				return
 	. = ..()

 //src is the user that will be carrying, target is the mob to be carried
-/mob/living/carbon/human/proc/can_piggyback(mob/living/carbon/target)
-	return (istype(target) && target.stat == CONSCIOUS)
+/mob/living/carbon/human/proc/can_piggyback(mob/living/target)
+	return (iscarbon(target) || ispAI(target)) && target.stat == CONSCIOUS

 /mob/living/carbon/human/proc/can_be_firemanned(mob/living/carbon/target)
-	return (ishuman(target) && !CHECK_MOBILITY(target, MOBILITY_STAND))
+	return (ishuman(target) && !CHECK_MOBILITY(target, MOBILITY_STAND)) || ispAI(target)

 /mob/living/carbon/human/proc/fireman_carry(mob/living/carbon/target)
 	var/carrydelay = 50 //if you have latex you are faster at grabbing
 	var/skills_space = "" //cobby told me to do this
 	if(HAS_TRAIT(src, TRAIT_QUICKER_CARRY))
 		carrydelay = 30
-		skills_space = "expertly"
+		skills_space = "expertly "
 	else if(HAS_TRAIT(src, TRAIT_QUICK_CARRY))
 		carrydelay = 40
-		skills_space = "quickly"
+		skills_space = "quickly "
 	if(can_be_firemanned(target) && !incapacitated(FALSE, TRUE))
-		visible_message("<span class='notice'>[src] starts [skills_space] lifting [target] onto their back..</span>",
+		visible_message("<span class='notice'>[src] starts [skills_space]lifting [target] onto their back..</span>",
 		//Joe Medic starts quickly/expertly lifting Grey Tider onto their back..
-		"<span class='notice'>[carrydelay < 35 ? "Using your gloves' nanochips, you" : "You"] [skills_space] start to lift [target] onto your back[carrydelay == 40 ? ", while assisted by the nanochips in your gloves.." : "..."]</span>")
+		"<span class='notice'>[carrydelay < 35 ? "Using your gloves' nanochips, you" : "You"] [skills_space]start to lift [target] onto your back[carrydelay == 40 ? ", while assisted by the nanochips in your gloves.." : "..."]</span>")
 		//(Using your gloves' nanochips, you/You) ( /quickly/expertly) start to lift Grey Tider onto your back(, while assisted by the nanochips in your gloves../...)
 		if(do_after(src, carrydelay, TRUE, target))
 			//Second check to make sure they're still valid to be carried
 			if(can_be_firemanned(target) && !incapacitated(FALSE, TRUE))
-				target.set_resting(FALSE, TRUE)
 				buckle_mob(target, TRUE, TRUE, 90, 1, 0, TRUE)
 				return
 		visible_message("<span class='warning'>[src] fails to fireman carry [target]!")
@@ -992,13 +995,13 @@
 				if(target.incapacitated(FALSE, TRUE) || incapacitated(FALSE, TRUE))
 					target.visible_message("<span class='warning'>[target] can't hang onto [src]!</span>")
 					return
-				buckle_mob(target, TRUE, TRUE, FALSE, 1, 2, FALSE)
+				buckle_mob(target, TRUE, TRUE, 0, 1, 2, FALSE)
 		else
 			visible_message("<span class='warning'>[target] fails to climb onto [src]!</span>")
 	else
 		to_chat(target, "<span class='warning'>You can't piggyback ride [src] right now!</span>")

-/mob/living/carbon/human/buckle_mob(mob/living/target, force = FALSE, check_loc = TRUE, lying_buckle = FALSE, hands_needed = 0, target_hands_needed = 0, fireman = FALSE)
+/mob/living/carbon/human/buckle_mob(mob/living/target, force = FALSE, check_loc = TRUE, lying_buckle = 0, hands_needed = 0, target_hands_needed = 0, fireman = FALSE)
 	if(!force)//humans are only meant to be ridden through piggybacking and special cases
 		return
 	if(!is_type_in_typecache(target, can_ride_typecache))
@@ -1010,6 +1013,9 @@
 		riding_datum.ride_check_rider_restrained = TRUE
 	if(buckled_mobs && ((target in buckled_mobs) || (buckled_mobs.len >= max_buckled_mobs)) || buckled)
 		return
+	if(istype(target, /mob/living/silicon/pai))
+		hands_needed = 1
+		target_hands_needed = 0
 	var/equipped_hands_self
 	var/equipped_hands_target
 	if(hands_needed)
@@ -71,7 +71,7 @@
 	var/list/datum/bioware = list()

 	var/creamed = FALSE //to use with creampie overlays
-	var/static/list/can_ride_typecache = typecacheof(list(/mob/living/carbon/human, /mob/living/simple_animal/slime, /mob/living/simple_animal/parrot))
+	var/static/list/can_ride_typecache = typecacheof(list(/mob/living/carbon/human, /mob/living/simple_animal/slime, /mob/living/simple_animal/parrot, /mob/living/silicon/pai))
 	var/lastpuke = 0
 	var/account_id
 	var/last_fire_update
@@ -95,9 +95,10 @@
 	parry_efficiency_considered_successful = 0.01
 	parry_efficiency_to_counterattack = 0.01
 	parry_max_attacks = 3
-	parry_cooldown = 30
-	parry_failed_stagger_duration = 0
-	parry_failed_clickcd_duration = 0.4
+	parry_cooldown = 3 SECONDS
+	parry_failed_cooldown_duration = 1.5 SECONDS
+	parry_failed_stagger_duration = 1 SECONDS
+	parry_failed_clickcd_duration = 0.4 SECONDS

 	parry_data = list(			// yeah it's snowflake
 		"UNARMED_PARRY_STAGGER" = 3 SECONDS,
@@ -135,16 +136,16 @@
 	parry_imperfect_falloff_percent = 20
 	parry_efficiency_perfect = 100
 	parry_efficiency_perfect_override = list(
-		ATTACK_TYPE_PROJECTILE_TEXT = 60,
+		TEXT_ATTACK_TYPE_PROJECTILE = 60,
 	)

 	parry_efficiency_considered_successful = 0.01
 	parry_efficiency_to_counterattack = 0.01
 	parry_max_attacks = INFINITY
-	parry_failed_cooldown_duration =  1.5 SECONDS
-	parry_failed_stagger_duration = 0
-	parry_cooldown = 0
-	parry_failed_clickcd_duration = 0.8
+	parry_failed_cooldown_duration =  3 SECONDS
+	parry_failed_stagger_duration = 2 SECONDS
+	parry_cooldown = 3 SECONDS
+	parry_failed_clickcd_duration = 0.8 SECONDS

 	parry_data = list(			// yeah it's snowflake
 		"UNARMED_PARRY_STAGGER" = 3 SECONDS,
@@ -1425,8 +1425,6 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)

 		var/damage = rand(user.dna.species.punchdamagelow, user.dna.species.punchdamagehigh)
 		var/punchwoundbonus = user.dna.species.punchwoundbonus
-		var/puncherstam = user.getStaminaLoss()
-		var/puncherbrute = user.getBruteLoss()
 		var/punchedstam = target.getStaminaLoss()
 		var/punchedbrute = target.getBruteLoss()

@@ -1434,7 +1432,7 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 		if(!SEND_SIGNAL(target, COMSIG_COMBAT_MODE_CHECK, COMBAT_MODE_INACTIVE))
 			damage *= 1.2
 		if(!CHECK_MOBILITY(user, MOBILITY_STAND))
-			damage *= 0.8
+			damage *= 0.65
 		if(SEND_SIGNAL(user, COMSIG_COMBAT_MODE_CHECK, COMBAT_MODE_INACTIVE))
 			damage *= 0.8
 		//END OF CITADEL CHANGES
@@ -1446,19 +1444,7 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 		if(!affecting) //Maybe the bodypart is missing? Or things just went wrong..
 			affecting = target.get_bodypart(BODY_ZONE_CHEST) //target chest instead, as failsafe. Or hugbox? You decide.

-		var/miss_chance = 100//calculate the odds that a punch misses entirely. considers stamina and brute damage of the puncher. punches miss by default to prevent weird cases
-		if(attackchain_flags & ATTACK_IS_PARRY_COUNTERATTACK)
-			miss_chance = 0
-		else
-			if(user.dna.species.punchdamagelow)
-				if(atk_verb == ATTACK_EFFECT_KICK) //kicks never miss (provided your species deals more than 0 damage)
-					miss_chance = 0
-				else if(HAS_TRAIT(user, TRAIT_PUGILIST)) //pugilists, being good at Punching People, also never miss
-					miss_chance = 0
-				else
-					miss_chance = min(10 + max(puncherstam * 0.5, puncherbrute * 0.5), 100) //probability of miss has a base of 10, and modified based on half brute total. Capped at max 100 to prevent weirdness in prob()
-
-		if(!damage || !affecting || prob(miss_chance))//future-proofing for species that have 0 damage/weird cases where no zone is targeted
+		if(!damage || !affecting)//future-proofing for species that have 0 damage/weird cases where no zone is targeted
 			playsound(target.loc, user.dna.species.miss_sound, 25, TRUE, -1)
 			target.visible_message("<span class='danger'>[user]'s [atk_verb] misses [target]!</span>", \
 							"<span class='danger'>You avoid [user]'s [atk_verb]!</span>", "<span class='hear'>You hear a swoosh!</span>", null, COMBAT_MESSAGE_RANGE, null, \
@@ -1796,12 +1782,10 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 			"<span class='warning'>[M] attempted to touch you!</span>", target = M, \
 			target_message = "<span class='warning'>You attempted to touch [H]!</span>")
 		return TRUE
+	if(M == H)
+		althelp(M, H, attacker_style)
+		return TRUE
 	switch(M.a_intent)
-		if(INTENT_HELP)
-			if(M == H)
-				althelp(M, H, attacker_style)
-				return TRUE
-			return FALSE
 		if(INTENT_DISARM)
 			altdisarm(M, H, attacker_style)
 			return TRUE
@@ -1987,6 +1971,8 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 			H.show_message("<span class='notice'>The radiation beam dissipates harmlessly through your body.</span>")
 		if(/obj/item/projectile/energy/florayield)
 			H.show_message("<span class='notice'>The radiation beam dissipates harmlessly through your body.</span>")
+		if(/obj/item/projectile/energy/florarevolution)
+			H.show_message("<span class='notice'>The radiation beam dissipates harmlessly through your body.</span>")

 /datum/species/proc/bullet_act(obj/item/projectile/P, mob/living/carbon/human/H)
 	// called before a projectile hit
@@ -30,10 +30,7 @@ GLOBAL_LIST_INIT(dwarf_last, world.file2list("strings/names/dwarf_last.txt")) //

 /datum/species/dwarf/on_species_gain(mob/living/carbon/C, datum/species/old_species)
 	. = ..()
-	var/dwarf_hair = pick("Beard (Dwarf)", "Beard (Very Long)", "Beard (Long)") //beard roullette
 	var/mob/living/carbon/human/H = C
-	H.facial_hair_style = dwarf_hair
-	H.update_hair()
 	H.AddElement(/datum/element/dwarfism, COMSIG_SPECIES_LOSS, src)
 	RegisterSignal(C, COMSIG_MOB_SAY, .proc/handle_speech) //We register handle_speech is being used.

@@ -801,11 +801,11 @@

 /datum/species/golem/plastic/on_species_gain(mob/living/carbon/C, datum/species/old_species)
 	. = ..()
-	C.ventcrawler = VENTCRAWLER_NUDE
+	C.AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /datum/species/golem/plastic/on_species_loss(mob/living/carbon/C)
 	. = ..()
-	C.ventcrawler = initial(C.ventcrawler)
+	C.RemoveElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /datum/species/golem/bronze
 	name = "Bronze Golem"
@@ -64,6 +64,11 @@
 				H.show_message("<span class='userdanger'>The radiation beam singes you!</span>")
 		if(/obj/item/projectile/energy/florayield)
 			H.adjust_nutrition(30, NUTRITION_LEVEL_FULL)
+		if(/obj/item/projectile/energy/florarevolution)
+			H.show_message("<span class='notice'>The radiation beam leaves you feeling disoriented!</span>")
+			H.Dizzy(15)
+			H.emote("flip")
+			H.emote("spin")

 /datum/species/pod/pseudo_weak
 	name = "Anthromorphic Plant"
@@ -169,7 +169,7 @@
 	if(istype(H, /mob/living/simple_animal))
 		var/mob/living/simple_animal/SA = H
 		if((human_caster.blood_volume <= (BLOOD_VOLUME_BAD*human_caster.blood_ratio)) || (ventcrawl_nude_only && length(human_caster.get_equipped_items(include_pockets = TRUE))))
-			SA.ventcrawler = FALSE
+			SA.RemoveElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
 	if(transfer_name)
 		H.name = human_caster.name

@@ -159,3 +159,57 @@
 /mob/living/carbon/proc/get_holding_bodypart_of_item(obj/item/I)
 	var/index = get_held_index_of_item(I)
 	return index && hand_bodyparts[index]
+
+/**
+  * Proc called when giving an item to another player
+  *
+  * This handles creating an alert and adding an overlay to it
+  */
+/mob/living/carbon/proc/give(target)
+	var/obj/item/receiving = get_active_held_item()
+	if(!receiving)
+		to_chat(src, "<span class='warning'>You're not holding anything to give!</span>")
+		return
+	visible_message("<span class='notice'>[src] is offering [receiving]</span>", \
+					"<span class='notice'>You offer [receiving]</span>", null, 2)
+	var/mob/living/carbon/targets = list()
+	if(!target)
+		for(var/mob/living/carbon/C in orange(1, src))
+			if(!CanReach(C))
+				return
+			targets += C
+	else
+		targets += target
+	if(!targets)
+		return
+	for(var/mob/living/carbon/C in targets)
+		var/obj/screen/alert/give/G = C.throw_alert("[src]", /obj/screen/alert/give)
+		if(!G)
+			return
+		G.setup(C, src, receiving)
+
+/**
+  * Proc called when the player clicks the give alert
+  *
+  * Handles checking if the player taking the item has open slots and is in range of the giver
+  * Also deals with the actual transferring of the item to the players hands
+  * Arguments:
+  * * giver - The person giving the original item
+  * * I - The item being given by the giver
+  */
+/mob/living/carbon/proc/take(mob/living/carbon/giver, obj/item/I)
+	clear_alert("[giver]")
+	if(get_dist(src, giver) > 1)
+		to_chat(src, "<span class='warning'>[giver] is out of range! </span>")
+		return
+	if(!I || giver.get_active_held_item() != I)
+		to_chat(src, "<span class='warning'>[giver] is no longer holding the item they were offering! </span>")
+		return
+	if(!get_empty_held_indexes())
+		to_chat(src, "<span class='warning'>You have no empty hands!</span>")
+		return
+	if(!giver.temporarilyRemoveItemFromInventory(I))
+		visible_message("<span class='notice'>[src] tries to hand over [I] but it's stuck to them....", \
+						"<span class'notice'> You make a fool of yourself trying to give away an item stuck to your hands")
+		return
+	put_in_hands(I)
@@ -6,7 +6,6 @@
 	icon_state = ""
 	gender = NEUTER
 	pass_flags = PASSTABLE
-	ventcrawler = VENTCRAWLER_NUDE
 	mob_biotypes = MOB_ORGANIC|MOB_HUMANOID
 	butcher_results = list(/obj/item/reagent_containers/food/snacks/meat/slab/monkey = 5, /obj/item/stack/sheet/animalhide/monkey = 1)
 	type_of_meat = /obj/item/reagent_containers/food/snacks/meat/slab/monkey
@@ -29,6 +28,8 @@
 	create_bodyparts()
 	create_internal_organs()

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_NUDE)
+
 	. = ..()

 	if (cubespawned)
@@ -10,6 +10,8 @@
 /mob/living/carbon/can_speak_vocal(message)
 	if(silent)
 		return 0
+	if(get_message_language(message) == /datum/language/signlanguage && (handcuffed || (!src.get_bodypart(BODY_ZONE_L_ARM) && !src.get_bodypart(BODY_ZONE_R_ARM)) || get_num_held_items() == held_items.len))
+		return 0
 	return ..()

 /mob/living/carbon/could_speak_language(datum/language/language)
@@ -1,4 +1,4 @@
-/mob/living/gib(no_brain, no_organs, no_bodyparts)
+/mob/living/gib(no_brain, no_organs, no_bodyparts, datum/explosion/was_explosion)
 	var/prev_lying = lying
 	if(stat != DEAD)
 		death(1)
@@ -6,22 +6,22 @@
 	if(!prev_lying)
 		gib_animation()

-	spill_organs(no_brain, no_organs, no_bodyparts)
+	spill_organs(no_brain, no_organs, no_bodyparts, was_explosion)

 	if(!no_bodyparts)
-		spread_bodyparts(no_brain, no_organs)
+		spread_bodyparts(no_brain, no_organs, was_explosion)

 	for(var/X in implants)
 		var/obj/item/implant/I = X
 		qdel(I)

-	spawn_gibs(no_bodyparts)
+	spawn_gibs(no_bodyparts, null, was_explosion)
 	qdel(src)

 /mob/living/proc/gib_animation()
 	return

-/mob/living/proc/spawn_gibs(with_bodyparts, atom/loc_override)
+/mob/living/proc/spawn_gibs(with_bodyparts, atom/loc_override, datum/explosion/was_explosion)
 	var/location = loc_override ? loc_override.drop_location() : drop_location()
 	if(mob_biotypes & MOB_ROBOTIC)
 		new /obj/effect/gibspawner/robot(location, src, get_static_viruses())
@@ -31,7 +31,7 @@
 /mob/living/proc/spill_organs()
 	return

-/mob/living/proc/spread_bodyparts()
+/mob/living/proc/spread_bodyparts(no_brain, no_organs, datum/explosion/was_explosion)
 	return

 /mob/living/dust(just_ash, drop_items, force)
@@ -866,7 +866,7 @@
 		if(istype(G))
 			strip_mod = G.strip_mod
 			strip_silence = G.strip_silence
-	if (!strip_silence)
+	if(!strip_silence)
 		who.visible_message("<span class='danger'>[src] tries to remove [who]'s [what.name].</span>", \
 					"<span class='userdanger'>[src] tries to remove your [what.name].</span>", target = src,
 					target_message = "<span class='danger'>You try to remove [who]'s [what.name].</span>")
@@ -2,7 +2,7 @@
 /**
  * Determines if we can actively parry.
  */
-/obj/item/proc/can_active_parry()
+/obj/item/proc/can_active_parry(mob/user)
 	return block_parry_data && (item_flags & ITEM_CAN_PARRY)

 /**
@@ -29,7 +29,7 @@
 	var/datum/block_parry_data/data
 	var/datum/tool
 	var/method
-	if(using_item?.can_active_parry())
+	if(using_item?.can_active_parry(src))
 		data = using_item.block_parry_data
 		method = ITEM_PARRY
 		tool = using_item
@@ -50,9 +50,20 @@
 			using_item = backup
 			method = ITEM_PARRY
 	var/list/other_items = list()
-	if(SEND_SIGNAL(src, COMSIG_LIVING_ACTIVE_PARRY_START, method, tool, other_items) & COMPONENT_PREVENT_PARRY_START)
+	var/list/override = list()
+	if(SEND_SIGNAL(src, COMSIG_LIVING_ACTIVE_PARRY_START, method, tool, other_items, override) & COMPONENT_PREVENT_PARRY_START)
 		to_chat(src, "<span class='warning'>Something is preventing you from parrying!</span>")
 		return
+	if(length(override))
+		var/datum/thing = override[1]
+		var/_method = override[thing]
+		if(_method == ITEM_PARRY)
+			using_item = thing
+			method = ITEM_PARRY
+			data = using_item.block_parry_data
+		else if(_method == UNARMED_PARRY)
+			method = UNARMED_PARRY
+			data = thing
 	if(!using_item && !method && length(other_items))
 		using_item = other_items[1]
 		method = ITEM_PARRY
@@ -94,7 +105,7 @@
  */
 /mob/living/proc/find_backup_parry_item()
 	for(var/obj/item/I in held_items - get_active_held_item())
-		if(I.can_active_parry())
+		if(I.can_active_parry(src))
 			return I

 /**
@@ -231,7 +242,7 @@
 	var/efficiency = data.get_parry_efficiency(attack_type, get_parry_time())
 	switch(parrying)
 		if(ITEM_PARRY)
-			if(!active_parry_item.can_active_parry())
+			if(!active_parry_item.can_active_parry(src))
 				return BLOCK_NONE
 			. = active_parry_item.on_active_parry(src, object, damage, attack_text, attack_type, armour_penetration, attacker, def_zone, return_list, efficiency, get_parry_time())
 		if(UNARMED_PARRY)
@@ -243,6 +254,18 @@
 	if(efficiency <= 0)		// Do not allow automatically handled/standardized parries that increase damage for now.
 		return
 	. |= BLOCK_SHOULD_PARTIAL_MITIGATE
+	if(efficiency >= data.parry_efficiency_perfect)
+		. |= data.perfect_parry_block_return_flags
+		if(data.perfect_parry_block_return_list)
+			return_list |= data.perfect_parry_block_return_list
+	else if(efficiency >= data.parry_efficiency_considered_successful)
+		. |= data.imperfect_parry_block_return_flags
+		if(data.imperfect_parry_block_return_list)
+			return_list |= data.imperfect_parry_block_return_list
+	else
+		. |= data.failed_parry_block_return_flags
+		if(data.failed_parry_block_return_list)
+			return_list |= data.failed_parry_block_return_list
 	if(isnull(return_list[BLOCK_RETURN_MITIGATION_PERCENT]))		//  if one of the on_active_parry procs overrode. We don't have to worry about interference since parries are the first thing checked in the [do_run_block()] sequence.
 		return_list[BLOCK_RETURN_MITIGATION_PERCENT] = clamp(efficiency, 0, 100)		// do not allow > 100% or < 0% for now.
 	if((return_list[BLOCK_RETURN_MITIGATION_PERCENT] >= 100) || (damage <= 0))
@@ -157,6 +157,16 @@ GLOBAL_LIST_EMPTY(block_parry_data)
 	/// Parry cooldown post-parry if failed. This is ADDED to parry_cooldown!!!
 	var/parry_failed_cooldown_duration = 0 SECONDS

+	// Advanced
+	/// Flags added to return value
+	var/perfect_parry_block_return_flags = NONE
+	var/imperfect_parry_block_return_flags = NONE
+	var/failed_parry_block_return_flags = NONE
+	/// List appended to block return
+	var/perfect_parry_block_return_list
+	var/imperfect_parry_block_return_list
+	var/failed_parry_block_return_list
+
 /**
  * Quirky proc to get average of flags in list that are in attack_type because why is attack_type a flag.
  */
@@ -81,7 +81,6 @@

 	var/bloodcrawl = 0 //0 No blood crawling, BLOODCRAWL for bloodcrawling, BLOODCRAWL_EAT for crawling+mob devour
 	var/holder = null //The holder for blood crawling
-	var/ventcrawler = 0 //0 No vent crawling, 1 vent crawling in the nude, 2 vent crawling always
 	var/limb_destroyer = 0 //1 Sets AI behavior that allows mobs to target and dismember limbs with their basic attack.

 	var/mob_size = MOB_SIZE_HUMAN
@@ -26,6 +26,8 @@
 	update_sprint_icon()

 /mob/living/proc/enable_sprint_mode(update_icon = TRUE)
+	if(!CONFIG_GET(flag/sprint_enabled))
+		return
 	if(combat_flags & COMBAT_FLAG_SPRINT_ACTIVE)
 		return
 	ENABLE_BITFIELD(combat_flags, COMBAT_FLAG_SPRINT_ACTIVE)
@@ -61,6 +63,8 @@
 	update_sprint_icon()

 /mob/living/proc/user_toggle_intentional_sprint_mode()
+	if(!CONFIG_GET(flag/sprint_enabled))
+		return
 	var/old = (combat_flags & COMBAT_FLAG_SPRINT_TOGGLED)
 	if(old)
 		if(combat_flags & COMBAT_FLAG_SPRINT_FORCED)
@@ -17,10 +17,6 @@
 	if (isturf(T))
 		update_z(T.z)

-	//Vents
-	if(ventcrawler)
-		to_chat(src, "<span class='notice'>You can ventcrawl! Use alt+click on vents to quickly travel about the station.</span>")
-
 	if(ranged_ability)
 		ranged_ability.add_ranged_ability(src, "<span class='notice'>You currently have <b>[ranged_ability]</b> active!</span>")
 	if((vore_flags & VORE_INIT) && !(vore_flags & VOREPREF_INIT)) //Vore's been initialized, voreprefs haven't. If this triggers then that means that voreprefs failed to load due to the client being missing.
@@ -329,7 +329,7 @@ GLOBAL_LIST_INIT(department_radio_keys, list(
 	return 1

 /mob/living/proc/can_speak_vocal(message) //Check AFTER handling of xeno and ling channels
-	if(HAS_TRAIT(src, TRAIT_MUTE))
+	if(HAS_TRAIT(src, TRAIT_MUTE) && get_message_language(message) != /datum/language/signlanguage)
 		return 0

 	if(is_muzzled())
@@ -1039,3 +1039,6 @@
 	if(current && eyeobj)
 		return eyeobj.emote(act, m_type, message, intentional, forced = TRUE)
 	return ..()
+
+/mob/living/silicon/ai/zMove(dir, feedback = FALSE)
+	. = eyeobj.zMove(dir, feedback)
@@ -94,6 +94,25 @@
 		if(ai.master_multicam)
 			ai.master_multicam.refresh_view()

+//it uses setLoc not forceMove, talks to the sillycone and not the camera mob
+/mob/camera/aiEye/zMove(dir, feedback = FALSE)
+	if(dir != UP && dir != DOWN)
+		return FALSE
+	var/turf/target = get_step_multiz(src, dir)
+	if(!target)
+		if(feedback)
+			to_chat(ai, "<span class='warning'>There's nowhere to go in that direction!</span>")
+		return FALSE
+	if(!canZMove(dir, target))
+		if(feedback)
+			to_chat(ai, "<span class='warning'>You couldn't move there!</span>")
+		return FALSE
+	setLoc(target, TRUE)
+	return TRUE
+
+/mob/camera/aiEye/canZMove(direction, turf/target) //cameras do not respect these FLOORS you speak so much of
+	return TRUE
+
 /mob/camera/aiEye/Move()
 	return 0

@@ -11,7 +11,7 @@
 	maxHealth = 500
 	layer = BELOW_MOB_LAYER
 	var/obj/item/instrument/piano_synth/internal_instrument
-	silicon_privileges = PRIVILEDGES_PAI
+	silicon_privileges = PRIVILEGES_PAI

 	var/network = "ss13"
 	var/obj/machinery/camera/current = null
@@ -143,6 +143,10 @@
 	custom_holoform.Grant(src)
 	emitter_next_use = world.time + 10 SECONDS

+/mob/living/silicon/pai/deployed/Initialize()
+	. = ..()
+	fold_out(TRUE)
+
 /mob/living/silicon/pai/ComponentInitialize()
 	. = ..()
 	if(possible_chassis[chassis])
@@ -923,7 +923,8 @@
 		/obj/item/cyborg_clamp,
 		/obj/item/stack/marker_beacon,
 		/obj/item/destTagger,
-		/obj/item/stack/packageWrap)
+		/obj/item/stack/packageWrap,
+		/obj/item/card/id/miningborg)
 	emag_modules = list(/obj/item/borg/stun)
 	ratvar_modules = list(
 		/obj/item/clockwork/slab/cyborg/miner,
@@ -1,4 +1,7 @@
 /mob/living/silicon/robot/default_toggle_sprint(shutdown = FALSE)
+	if(!CONFIG_GET(flag/sprint_enabled))
+		disable_intentional_sprint_mode()
+		return
 	var/current = (combat_flags & COMBAT_FLAG_SPRINT_ACTIVE)
 	if(current || shutdown || !cell || (cell.charge < 25) || !cansprint)
 		disable_intentional_sprint_mode()
@@ -1,6 +1,6 @@
 /mob/living/silicon
 	gender = NEUTER
-	silicon_privileges = PRIVILEDGES_SILICON
+	silicon_privileges = PRIVILEGES_SILICON
 	verb_say = "states"
 	verb_ask = "queries"
 	verb_exclaim = "declares"
@@ -15,7 +15,7 @@
 	maxbodytemp = INFINITY
 	minbodytemp = 0
 	blood_volume = 0
-	silicon_privileges = PRIVILEDGES_BOT
+	silicon_privileges = PRIVILEGES_BOT
 	sentience_type = SENTIENCE_ARTIFICIAL
 	status_flags = NONE //no default canpush
 	verb_say = "states"
@@ -335,6 +335,12 @@

 /mob/living/simple_animal/bot/floorbot/proc/repair(turf/target_turf)

+	if(check_bot_working(target_turf))
+		add_to_ignore(target_turf)
+		target = null
+		playsound(src, 'sound/effects/whistlereset.ogg', 50, TRUE)
+		return
+
 	if(isspaceturf(target_turf))
 		 //Must be a hull breach or in line mode to continue.
 		if(!is_hull_breach(target_turf) && !targetdirection)
@@ -350,9 +356,9 @@
 		sleep(50)
 		if(mode == BOT_REPAIRING && src.loc == target_turf)
 			if(autotile) //Build the floor and include a tile.
-				target_turf.PlaceOnTop(/turf/open/floor/plasteel, flags = CHANGETURF_INHERIT_AIR)
-			else //Build a hull plating without a floor tile.
 				target_turf.PlaceOnTop(/turf/open/floor/plating, flags = CHANGETURF_INHERIT_AIR)
+		else //Build a hull plating without a floor tile.
+			target_turf.PlaceOnTop(/turf/open/floor/plasteel, flags = CHANGETURF_INHERIT_AIR)

 	else
 		var/turf/open/floor/F = target_turf
@@ -366,7 +372,7 @@
 			if(mode == BOT_REPAIRING && F && src.loc == F)
 				F.broken = 0
 				F.burnt = 0
-				F.PlaceOnTop(/turf/open/floor/plasteel, flags = CHANGETURF_INHERIT_AIR)
+				F.PlaceOnTop(/turf/open/floor/plating, flags = CHANGETURF_INHERIT_AIR)

 		if(replacetiles && F.type != initial(tiletype.turf_type) && specialtiles && !isplatingturf(F))
 			anchored = TRUE
@@ -418,3 +424,14 @@
 		repair(A)
 	else
 		..()
+
+/**
+  * Checks a given turf to see if another floorbot is there, working as well.
+  */
+/mob/living/simple_animal/bot/floorbot/proc/check_bot_working(turf/active_turf)
+	if(isturf(active_turf))
+		for(var/mob/living/simple_animal/bot/floorbot/robot in active_turf)
+			if(robot.mode == BOT_REPAIRING)
+				return TRUE
+	return FALSE
+
@@ -20,7 +20,6 @@
 	density = FALSE
 	movement_type = FLYING
 	pass_flags = PASSTABLE | PASSGRILLE | PASSMOB
-	ventcrawler = VENTCRAWLER_ALWAYS
 	mob_size = MOB_SIZE_TINY
 	mob_biotypes = MOB_ORGANIC|MOB_BEAST
 	gold_core_spawnable = FRIENDLY_SPAWN
@@ -35,6 +34,7 @@
 /mob/living/simple_animal/pet/bumbles/Initialize()
 	. = ..()
 	add_verb(src, /mob/living/proc/lay_down)
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/pet/bumbles/ComponentInitialize()
 	. = ..()
@@ -20,7 +20,6 @@
 	density = FALSE
 	movement_type = FLYING
 	pass_flags = PASSTABLE | PASSGRILLE | PASSMOB
-	ventcrawler = VENTCRAWLER_ALWAYS
 	mob_size = MOB_SIZE_TINY
 	mob_biotypes = MOB_ORGANIC|MOB_BUG
 	gold_core_spawnable = FRIENDLY_SPAWN
@@ -33,6 +32,7 @@
 	. = ..()
 	var/newcolor = rgb(rand(0, 255), rand(0, 255), rand(0, 255))
 	add_atom_colour(newcolor, FIXED_COLOUR_PRIORITY)
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/butterfly/bee_friendly()
 	return TRUE //treaty signed at the Beeneeva convention
@@ -14,7 +14,6 @@
 	speak_chance = 1
 	turns_per_move = 5
 	see_in_dark = 6
-	ventcrawler = VENTCRAWLER_ALWAYS
 	pass_flags = PASSTABLE
 	mob_size = MOB_SIZE_SMALL
 	mob_biotypes = MOB_ORGANIC|MOB_BEAST
@@ -40,6 +39,7 @@
 /mob/living/simple_animal/pet/cat/Initialize()
 	. = ..()
 	add_verb(src, /mob/living/proc/lay_down)
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/pet/cat/ComponentInitialize()
 	. = ..()
@@ -22,7 +22,6 @@
 	response_harm_simple = "splat"
 	speak_emote = list("chitters")
 	density = FALSE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	mob_size = MOB_SIZE_TINY
 	gold_core_spawnable = FRIENDLY_SPAWN
 	verb_say = "chitters"
@@ -32,6 +31,10 @@
 	var/squish_chance = 50
 	del_on_death = 1

+/mob/living/simple_animal/cockroach/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/cockroach/death(gibbed)
 	if(SSticker.mode && SSticker.mode.station_was_nuked) //If the nuke is going off, then cockroaches are invincible. Keeps the nuke from killing them, cause cockroaches are immune to nukes.
 		return
@@ -21,12 +21,15 @@
 	stop_automated_movement = 1
 	friendly_verb_continuous = "pinches"
 	friendly_verb_simple = "pinch"
-	ventcrawler = VENTCRAWLER_ALWAYS
 	mob_size = MOB_SIZE_TINY
 	var/obj/item/inventory_head
 	var/obj/item/inventory_mask
 	gold_core_spawnable = FRIENDLY_SPAWN

+/mob/living/simple_animal/crab/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/crab/BiologicalLife(seconds, times_fired)
 	if(!(. = ..()))
 		return
@@ -28,7 +28,6 @@
 	unsuitable_atmos_damage = 0
 	wander = 0
 	speed = 0
-	ventcrawler = VENTCRAWLER_ALWAYS
 	healable = 0
 	density = FALSE
 	pass_flags = PASSTABLE | PASSMOB
@@ -41,7 +40,7 @@
 	bubble_icon = "machine"
 	initial_language_holder = /datum/language_holder/drone
 	mob_size = MOB_SIZE_SMALL
-	silicon_privileges = PRIVILEDGES_DRONE
+	silicon_privileges = PRIVILEGES_DRONE
 	damage_coeff = list(BRUTE = 1, BURN = 1, TOX = 0, CLONE = 0, STAMINA = 0, OXY = 0)
 	hud_possible = list(DIAG_STAT_HUD, DIAG_HUD, ANTAG_HUD)
 	unique_name = TRUE
@@ -101,6 +100,8 @@
 	for(var/datum/atom_hud/data/diagnostic/diag_hud in GLOB.huds)
 		diag_hud.add_to_hud(src)

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/drone/ComponentInitialize()
 	. = ..()
 	if(can_be_held)
@@ -114,7 +114,6 @@
 	harm_intent_damage = 5
 	density = TRUE
 	speed = 1
-	ventcrawler = VENTCRAWLER_NONE
 	faction = list("neutral", "ratvar")
 	speak_emote = list("clanks", "clinks", "clunks", "clangs")
 	verb_ask = "requests"
@@ -110,7 +110,7 @@
 		to_chat(src, "<i>Your onboard antivirus has initiated lockdown. Motor servos are impaired, ventilation access is denied, and your display reports that you are hacked to all nearby.</i>")
 		hacked = TRUE
 		mind.special_role = "hacked drone"
-		ventcrawler = VENTCRAWLER_NONE //Again, balance
+		RemoveElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS) // balance
 		speed = 1 //gotta go slow
 		message_admins("[src] ([src.key]) became a hacked drone hellbent on [clockwork ? "serving Ratvar" : "destroying the station"]!")
 	else
@@ -125,7 +125,7 @@
 		to_chat(src, "<i>Having been restored, your onboard antivirus reports the all-clear and you are able to perform all actions again.</i>")
 		hacked = FALSE
 		mind.special_role = null
-		ventcrawler = initial(ventcrawler)
+		AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
 		speed = initial(speed)
 		if(is_servant_of_ratvar(src))
 			remove_servant_of_ratvar(src, TRUE)
@@ -241,7 +241,6 @@
 	attack_verb_simple = "kick"
 	health = 3
 	maxHealth = 3
-	ventcrawler = VENTCRAWLER_ALWAYS
 	var/amount_grown = 0
 	pass_flags = PASSTABLE | PASSGRILLE | PASSMOB
 	mob_size = MOB_SIZE_TINY
@@ -253,6 +252,7 @@
 	. = ..()
 	pixel_x = rand(-6, 6)
 	pixel_y = rand(0, 10)
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/chick/BiologicalLife(seconds, times_fired)
 	if(!(. = ..()))
@@ -296,7 +296,6 @@
 	attack_verb_simple = "kick"
 	health = 15
 	maxHealth = 15
-	ventcrawler = VENTCRAWLER_ALWAYS
 	var/eggsleft = 0
 	var/eggsFertile = TRUE
 	var/body_color
@@ -322,6 +321,8 @@
 	pixel_y = rand(0, 10)
 	++chicken_count

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/chicken/Destroy()
 	--chicken_count
 	return ..()
@@ -392,7 +393,6 @@
 	attack_verb_simple = "kick"
 	health = 25
 	maxHealth = 25
-	ventcrawler = VENTCRAWLER_ALWAYS
 	var/eggsleft = 0
 	var/eggsFertile = TRUE
 	pass_flags = PASSTABLE | PASSMOB
@@ -412,6 +412,8 @@
 	. = ..()
 	++kiwi_count

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/kiwi/BiologicalLife(seconds, times_fired)
 	if(!(. = ..()))
 		return
@@ -473,7 +475,6 @@
 	attack_verb_simple = "kick"
 	health = 10
 	maxHealth = 10
-	ventcrawler = VENTCRAWLER_ALWAYS
 	var/amount_grown = 0
 	pass_flags = PASSTABLE | PASSGRILLE | PASSMOB
 	mob_size = MOB_SIZE_TINY
@@ -486,6 +487,8 @@
 	pixel_x = rand(-6, 6)
 	pixel_y = rand(0, 10)

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/babyKiwi/BiologicalLife(seconds, times_fired)
 	if(!(. = ..()))
 		return
@@ -18,7 +18,6 @@
 	response_disarm_simple = "shoo"
 	response_harm_continuous = "stomps on"
 	response_harm_simple = "stomp on"
-	ventcrawler = VENTCRAWLER_ALWAYS
 	density = FALSE
 	pass_flags = PASSTABLE | PASSMOB
 	mob_size = MOB_SIZE_SMALL
@@ -31,6 +30,7 @@
 /mob/living/simple_animal/hostile/lizard/ComponentInitialize()
 	. = ..()
 	AddElement(/datum/element/mob_holder, worn_state = "lizard", inv_slots = ITEM_SLOT_HEAD) //you can hold lizards now.
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/hostile/lizard/CanAttack(atom/the_target)//Can we actually attack a possible target?
 	if(see_invisible < the_target.invisibility)//Target's invisible to us, forget it
@@ -22,7 +22,6 @@
 	response_harm_continuous = "splats"
 	response_harm_simple = "splat"
 	density = FALSE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	pass_flags = PASSTABLE | PASSGRILLE | PASSMOB
 	mob_size = MOB_SIZE_TINY
 	mob_biotypes = MOB_ORGANIC|MOB_BEAST
@@ -40,6 +39,7 @@
 	icon_state = "mouse_[body_color]"
 	icon_living = "mouse_[body_color]"
 	icon_dead = "mouse_[body_color]_dead"
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/mouse/proc/splat()
 	src.health = 0
@@ -22,12 +22,15 @@
 	response_harm_continuous = "stamps on"
 	response_harm_simple = "stamp"
 	density = FALSE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	pass_flags = PASSTABLE | PASSMOB
 	mob_size = MOB_SIZE_TINY
 	mob_biotypes = MOB_ORGANIC|MOB_BEAST
 	gold_core_spawnable = FRIENDLY_SPAWN

+/mob/living/simple_animal/opossum/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/opossum/poppy
 	name = "Poppy the Safety Possum"
 	desc = "Safety first!"
@@ -30,7 +30,6 @@
 	response_harm_continuous = "steps on"
 	response_harm_simple = "step on"
 	faction = list("hostile")
-	ventcrawler = VENTCRAWLER_ALWAYS
 	density = FALSE
 	pass_flags = PASSTABLE | PASSMOB
 	mob_size = MOB_SIZE_SMALL
@@ -39,6 +38,9 @@
 	obj_damage = 0
 	environment_smash = ENVIRONMENT_SMASH_NONE

+/mob/living/simple_animal/hostile/retaliate/poison/snake/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/hostile/retaliate/poison/snake/ListTargets(atom/the_target)
 	. = oview(vision_range, targets_from) //get list of things in vision range
@@ -22,7 +22,6 @@
 	speak_emote = list("chitters")
 	mouse_opacity = 2
 	density = TRUE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	verb_say = "chitters"
 	verb_ask = "chitters inquisitively"
 	verb_exclaim = "chitters loudly"
@@ -37,6 +36,8 @@
 	if(A)
 		notify_ghosts("A banana spider has been created in \the [A.name].", source = src, action=NOTIFY_ATTACK, flashwindow = FALSE, ignore_dnr_observers = TRUE)

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/banana_spider/attack_ghost(mob/user)
 	if(key)			//please stop using src. without a good reason.
 		return
@@ -109,7 +109,7 @@
 		to_chat(user, "<span class='info'>You strap the armor plating to [A] and sharpen [A.p_their()] claws with the nail filer. This was a great idea.</span>")
 		qdel(src)

-mob/living/simple_animal/hostile/bear/butter //The mighty companion to Cak. Several functions used from it.
+/mob/living/simple_animal/hostile/bear/butter //The mighty companion to Cak. Several functions used from it.
 	name = "Terrygold"
 	icon_state = "butterbear"
 	icon_living = "butterbear"
@@ -155,7 +155,7 @@ mob/living/simple_animal/hostile/bear/butter //The mighty companion to Cak. Seve
 		to_chat(src, "<span class='notice'>Your name is now <b>\"new_name\"</b>!</span>")
 		name = new_name

-mob/living/simple_animal/hostile/bear/butter/AttackingTarget() //Makes some attacks by the butter bear slip those who dare cross its path.
+/mob/living/simple_animal/hostile/bear/butter/AttackingTarget() //Makes some attacks by the butter bear slip those who dare cross its path.
 	if(isliving(target))
 		var/mob/living/L = target
 		if((L.mobility_flags & MOBILITY_STAND))
@@ -26,7 +26,6 @@
 	speak_emote = list("growls")
 	mouse_opacity = 2
 	density = TRUE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	verb_say = "growls"
 	verb_ask = "growls inquisitively"
 	verb_exclaim = "growls loudly"
@@ -38,6 +37,7 @@
 	var/area/A = get_area(src)
 	if(A)
 		notify_ghosts("A tumor bread has been created in \the [A.name].", source = src, action=NOTIFY_ATTACK, flashwindow = FALSE, ignore_dnr_observers = TRUE)
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/hostile/bread/attack_ghost(mob/user)
 	if(key)			//please stop using src. without a good reason.
@@ -44,7 +44,6 @@
 	var/busy = SPIDER_IDLE
 	pass_flags = PASSTABLE
 	move_to_delay = 6
-	ventcrawler = VENTCRAWLER_ALWAYS
 	attack_verb_continuous = "bites"
 	attack_verb_simple = "bite"
 	attack_sound = 'sound/weapons/bite.ogg'
@@ -63,6 +62,8 @@
 	lay_web = new
 	lay_web.Grant(src)

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/hostile/poison/giant_spider/Destroy()
 	QDEL_NULL(lay_web)
 	return ..()
@@ -389,7 +390,6 @@
 	name = "Wrap"
 	panel = "Spider"
 	active = FALSE
-	datum/action/spell_action/action = null
 	desc = "Wrap something or someone in a cocoon. If it's a living being, you'll also consume them, allowing you to lay eggs."
 	ranged_mousepointer = 'icons/effects/wrap_target.dmi'
 	action_icon = 'icons/mob/actions/actions_animal.dmi'
@@ -20,11 +20,14 @@
 	obj_damage = 0
 	environment_smash = ENVIRONMENT_SMASH_NONE
 	speak_emote = list("squeaks")
-	ventcrawler = VENTCRAWLER_ALWAYS
 	var/datum/mind/origin
 	var/egg_lain = 0
 	gold_core_spawnable = NO_SPAWN //are you sure about this?? // CITADEL CHANGE, Yes.

+/mob/living/simple_animal/hostile/headcrab/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/hostile/headcrab/proc/Infect(mob/living/carbon/victim)
 	var/obj/item/organ/body_egg/changeling_egg/egg = new(victim)
 	egg.Insert(victim)
@@ -511,7 +511,7 @@
 			DestroyObjectsInDirection(direction)


-mob/living/simple_animal/hostile/proc/DestroySurroundings() // for use with megafauna destroying everything around them
+/mob/living/simple_animal/hostile/proc/DestroySurroundings() // for use with megafauna destroying everything around them
 	if(environment_smash)
 		EscapeConfinement()
 		for(var/dir in GLOB.cardinals)
@@ -22,10 +22,13 @@
 	attack_verb_continuous = "slams"
 	attack_verb_simple = "slam"
 	attack_sound = 'sound/weapons/punch1.ogg'
-	ventcrawler = VENTCRAWLER_ALWAYS
 	faction = list("plants")

 	atmos_requirements = list("min_oxy" = 5, "max_oxy" = 0, "min_tox" = 0, "max_tox" = 0, "min_co2" = 0, "max_co2" = 0, "min_n2" = 0, "max_n2" = 0)
 	minbodytemp = 150
 	maxbodytemp = 500
 	gold_core_spawnable = HOSTILE_SPAWN
+
+/mob/living/simple_animal/hostile/killertomato/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
@@ -620,7 +620,6 @@ Difficulty: Very Hard
 	density = FALSE
 	movement_type = FLYING
 	pass_flags = PASSTABLE | PASSGRILLE | PASSMOB
-	ventcrawler = VENTCRAWLER_ALWAYS
 	mob_size = MOB_SIZE_TINY
 	gold_core_spawnable = HOSTILE_SPAWN
 	verb_say = "warps"
@@ -648,6 +647,7 @@ Difficulty: Very Hard
 	remove_verb(src, /mob/verb/me_verb)
 	var/datum/atom_hud/medsensor = GLOB.huds[DATA_HUD_MEDICAL_ADVANCED]
 	medsensor.add_hud_to(src)
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/hostile/lightgeist/AttackingTarget()
 	. = ..()
@@ -27,7 +27,6 @@
 	friendly_verb_continuous = "pinches"
 	friendly_verb_simple = "pinch"
 	a_intent = INTENT_HELP
-	ventcrawler = VENTCRAWLER_ALWAYS
 	gold_core_spawnable = FRIENDLY_SPAWN
 	stat_attack = UNCONSCIOUS
 	gender = NEUTER
@@ -50,6 +49,7 @@
 /mob/living/simple_animal/hostile/asteroid/gutlunch/Initialize()
 	udder = new()
 	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/hostile/asteroid/gutlunch/CanAttack(atom/the_target) // Gutlunch-specific version of CanAttack to handle stupid stat_exclusive = true crap so we don't have to do it for literally every single simple_animal/hostile except the two that spawn in lavaland
 	if(isturf(the_target) || !the_target || the_target.type == /atom/movable/lighting_object) // bail out on invalids
@@ -398,7 +398,6 @@
 			uniform = /obj/item/clothing/under/color/grey
 			belt = /obj/item/tank/internals/emergency_oxygen
 			mask = /obj/item/clothing/mask/gas
-			ears = /obj/item/radio/headset
 			gloves = /obj/item/clothing/gloves/color/fyellow
 			id = /obj/item/card/id/silver/reaper //looks cool and has a fancy name but only a 1% chance
 			if(prob(99))
@@ -412,7 +411,7 @@
 				back = /obj/item/spear
 			else if(prob(80)) //Now they dont always have a backpack
 				back = /obj/item/storage/backpack
-				backpack_contents = list(/obj/item/stack/cable_coil = 1, /obj/item/assembly/flash = 1, /obj/item/storage/fancy/donut_box = 1, /obj/item/storage/fancy/cigarettes/cigpack_shadyjims = 1, /obj/item/lighter = 1)
+				backpack_contents = list(/obj/item/stack/cable_coil = 1, /obj/item/storage/fancy/donut_box = 1, /obj/item/storage/fancy/cigarettes/cigpack_shadyjims = 1, /obj/item/lighter = 1)
 			if(prob(90))
 				r_pocket = /obj/item/kitchen/knife
 			if(prob(60))
@@ -423,7 +422,6 @@
 			suit = /obj/item/clothing/suit/hooded/bee_costume
 			shoes = /obj/item/clothing/shoes/sneakers/yellow
 			gloves = /obj/item/clothing/gloves/color/yellow
-			ears = /obj/item/radio/headset
 			belt = /obj/item/storage/belt/fannypack/yellow
 			id_job = "Assisant"
 			id = /obj/item/card/id
@@ -28,7 +28,6 @@
 	stat_attack = DEAD
 	mouse_opacity = MOUSE_OPACITY_ICON
 	speed = 1
-	ventcrawler = VENTCRAWLER_ALWAYS
 	robust_searching = 1
 	unique_name = 1
 	speak_emote = list("squeaks")
@@ -41,6 +40,10 @@
 	var/static/mutable_appearance/cap_living //Where we store our cap icons so we dont generate them constantly to update our icon
 	var/static/mutable_appearance/cap_dead

+/mob/living/simple_animal/hostile/mushroom/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/hostile/mushroom/examine(mob/user)
 	. = ..()
 	if(health >= maxHealth)
@@ -23,7 +23,6 @@
 	attack_verb_continuous = "slashes"
 	attack_verb_simple = "slash"
 	attack_sound = 'sound/weapons/punch1.ogg'
-	ventcrawler = VENTCRAWLER_ALWAYS
 	unique_name = TRUE
 	faction = list("rat")
 	var/datum/action/cooldown/coffer
@@ -42,6 +41,8 @@
 		key = C.key
 		notify_ghosts("All rise for the rat king, ascendant to the throne in \the [get_area(src)].", source = src, action = NOTIFY_ORBIT, flashwindow = FALSE)

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/hostile/regalrat/handle_automated_action()
 	if(prob(20))
 		riot.Trigger()
@@ -175,7 +176,6 @@
 	health = 15
 	butcher_results = list(/obj/item/reagent_containers/food/snacks/meat/slab = 1)
 	density = FALSE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	pass_flags = PASSTABLE | PASSGRILLE | PASSMOB
 	mob_size = MOB_SIZE_TINY
 	mob_biotypes = MOB_ORGANIC|MOB_BEAST
@@ -185,6 +185,7 @@
 	. = ..()
 	SSmobs.cheeserats += src
 	AddComponent(/datum/component/swarming)
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/hostile/rat/Destroy()
 	SSmobs.cheeserats -= src
@@ -30,7 +30,6 @@
 	attack_sound = 'sound/weapons/bite.ogg'
 	obj_damage = 0
 	environment_smash = ENVIRONMENT_SMASH_NONE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	mob_size = MOB_SIZE_TINY
 	movement_type = FLYING
 	speak_emote = list("squeaks")
@@ -38,11 +37,14 @@
 	var/min_oxy = 0
 	var/max_tox = 0

-
 	//Space bats need no air to fly in.
 	atmos_requirements = list("min_oxy" = 0, "max_oxy" = 0, "min_tox" = 0, "max_tox" = 0, "min_co2" = 0, "max_co2" = 0, "min_n2" = 0, "max_n2" = 0)
 	minbodytemp = 0

+/mob/living/simple_animal/hostile/retaliate/bat/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/hostile/retaliate/bat/secbat
 	name = "Security Bat"
 	icon_state = "secbat"
@@ -137,7 +137,6 @@
 	emote_see = list("honks", "sweats", "jiggles", "contemplates its existence")
 	speak_chance = 5
 	dextrous = TRUE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	maxHealth = 140
 	health = 140
 	speed = -5
@@ -147,6 +146,10 @@
 	obj_damage = 5
 	loot = list(/obj/item/clothing/suit/hooded/bloated_human, /obj/item/clothing/mask/gas/clown_hat, /obj/effect/gibspawner/human, /obj/item/soap)

+/mob/living/simple_animal/hostile/retaliate/clown/fleshclown/Initialize()
+	. = ..()
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/hostile/retaliate/clown/longface
 	name = "Longface"
 	desc = "Often found walking into the bar."
@@ -22,7 +22,6 @@
 	response_harm_continuous = "splats"
 	response_harm_simple = "splat"
 	density = FALSE
-	ventcrawler = VENTCRAWLER_ALWAYS
 	faction = list("hostile")
 	attack_sound = 'sound/effects/reee.ogg'
 	butcher_results = list(/obj/item/reagent_containers/food/snacks/nugget = 1)
@@ -40,6 +39,7 @@
 		icon_living = "rare_frog"
 		icon_dead = "rare_frog_dead"
 		butcher_results = list(/obj/item/reagent_containers/food/snacks/nugget = 5)
+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)

 /mob/living/simple_animal/hostile/retaliate/frog/Crossed(AM as mob|obj)
 	. = ..()
@@ -190,5 +190,5 @@
  * Arguments:
  * * datum/beam/vine - The vine to be removed from the list.
  */
-mob/living/simple_animal/hostile/venus_human_trap/proc/remove_vine(datum/beam/vine, force)
+/mob/living/simple_animal/hostile/venus_human_trap/proc/remove_vine(datum/beam/vine, force)
 	vines -= vine
@@ -83,6 +83,8 @@

 	//Headset for Poly to yell at engineers :)
 	var/obj/item/radio/headset/ears = null
+	/// spawns with headset
+	var/spawns_with_headset = FALSE

 	//The thing the parrot is currently interested in. This gets used for items the parrot wants to pick up, mobs it wants to steal from,
 	//mobs it wants to attack or mobs that have attacked it
@@ -105,13 +107,14 @@

 /mob/living/simple_animal/parrot/Initialize()
 	. = ..()
-	if(!ears)
-		var/headset = pick(/obj/item/radio/headset/headset_sec, \
-						/obj/item/radio/headset/headset_eng, \
-						/obj/item/radio/headset/headset_med, \
-						/obj/item/radio/headset/headset_sci, \
-						/obj/item/radio/headset/headset_cargo)
-		ears = new headset(src)
+	if(spawns_with_headset)
+		if(!ears)
+			var/headset = pick(/obj/item/radio/headset/headset_sec, \
+							/obj/item/radio/headset/headset_eng, \
+							/obj/item/radio/headset/headset_med, \
+							/obj/item/radio/headset/headset_sci, \
+							/obj/item/radio/headset/headset_cargo)
+			ears = new headset(src)

 	parrot_sleep_dur = parrot_sleep_max //In case someone decides to change the max without changing the duration var

@@ -881,6 +884,7 @@
 	speak = list("Poly wanna cracker!", ":e Check the crystal, you chucklefucks!",":e Wire the solars, you lazy bums!",":e WHO TOOK THE DAMN HARDSUITS?",":e OH GOD ITS ABOUT TO DELAMINATE CALL THE SHUTTLE")
 	gold_core_spawnable = NO_SPAWN
 	speak_chance = 3
+	spawns_with_headset = TRUE
 	var/memory_saved = FALSE
 	var/rounds_survived = 0
 	var/longest_survival = 0
@@ -4,7 +4,6 @@
 	icon_state = "grey baby slime"
 	pass_flags = PASSTABLE
 	mob_size = MOB_SIZE_SMALL
-	ventcrawler = VENTCRAWLER_ALWAYS
 	gender = NEUTER
 	var/is_adult = 0
 	var/docile = 0
@@ -108,6 +107,8 @@
 	AddComponent(/datum/component/footstep, FOOTSTEP_MOB_SLIME, 7.5)
 	set_nutrition(rand(650, 800))

+	AddElement(/datum/element/ventcrawling, given_tier = VENTCRAWLER_ALWAYS)
+
 /mob/living/simple_animal/slime/Destroy()
 	for (var/A in actions)
 		var/datum/action/AC = A
@@ -5,7 +5,7 @@ GLOBAL_LIST_INIT(ventcrawl_machinery, typecacheof(list(

 //VENTCRAWLING

-/mob/living/proc/handle_ventcrawl(atom/A)
+/mob/living/proc/handle_ventcrawl(atom/A, ventcrawler)
 	if(!ventcrawler || !Adjacent(A))
 		return
 	. = TRUE //return value to stop the client from being shown the turf contents stat tab on alt-click.
@@ -59,7 +59,7 @@ GLOBAL_LIST_INIT(ventcrawl_machinery, typecacheof(list(
 			if(!client)
 				return

-			if(iscarbon(src) && ventcrawler == VENTCRAWLER_NUDE)
+			if(iscarbon(src) && ventcrawler==VENTCRAWLER_NUDE)
 				if(length(get_equipped_items(include_pockets = TRUE)) || get_num_held_items())
 					to_chat(src, "<span class='warning'>You can't crawl around in the ventilation ducts with items!</span>")
 					return