a

GainStation13/code/game/objects/items/docility_implant.dm

@@ -0,0 +1,35 @@
+/obj/item/implant/docile
+	name = "docility implant"
+	activated = FALSE
+
+/obj/item/implant/docile/implant(mob/living/target, mob/user, silent = FALSE)
+	. = ..()
+	if(!.)
+		return
+
+	var/mob/living/carbon/human/target_human = target
+	if(!istype(target_human))
+		return
+
+	// If you have this implant, you aren't going to be doing any fighting.
+	ADD_TRAIT(target, TRAIT_WEIGHT_LOSS_IMMUNE, src)
+	ADD_TRAIT(target, TRAIT_PACIFISM, src)
+	ADD_TRAIT(target, TRAIT_CLUMSY, src)
+	ADD_TRAIT(target, TRAIT_FAT_GOOD, src)
+	ADD_TRAIT(target, TRAIT_HEAVY_SLEEPER, src)
+
+	target_human.nutri_mult += 1
+
+/obj/item/implant/docile/removed(mob/living/source, silent = FALSE, special = 0)
+	. = ..()
+	if(!.)
+		return
+
+	REMOVE_TRAIT(target, TRAIT_WEIGHT_LOSS_IMMUNE, src)
+	REMOVE_TRAIT(target, TRAIT_PACIFISM, src)
+	REMOVE_TRAIT(target, TRAIT_CLUMSY, src)
+	REMOVE_TRAIT(target, TRAIT_FAT_GOOD, src)
+	REMOVE_TRAIT(target, TRAIT_HEAVY_SLEEPER, src)
+
+	target_human.nutri_mult -= 1
+

code/__DEFINES/traits.dm

@@ -227,6 +227,7 @@
 #define TRAIT_NO_MISC "no_misc"
 #define TRAIT_NO_BACKPACK "no_backpack"
 #define TRAIT_NO_BUCKLE "no_buckle"
+#define TRAIT_DOCILE "docile"
 
 // common trait sources
 #define TRAIT_GENERIC "generic"

tgstation.dme

@@ -3086,6 +3086,7 @@
 #include "GainStation13\code\game\sound.dm"
 #include "GainStation13\code\game\area\ruins.dm"
 #include "GainStation13\code\game\objects\effects\spawners\choco_slime_delivery.dm"
+#include "GainStation13\code\game\objects\items\docility_implant.dm"
 #include "GainStation13\code\game\objects\items\RCD.dm"
 #include "GainStation13\code\game\objects\items\storage\bags.dm"
 #include "GainStation13\code\game\turfs\closed.dm"