Game folder

code/game/objects/items/AI_modules.dm

@@ -319,10 +319,16 @@ AI MODULES
 	if(law_datum.owner)
 		law_datum.owner.clear_inherent_laws()
 		law_datum.owner.clear_zeroth_law(0)
+		remove_antag_datums(law_datum)
 	else
 		law_datum.clear_inherent_laws()
 		law_datum.clear_zeroth_law(0)
 
+/obj/item/aiModule/reset/purge/proc/remove_antag_datums(datum/ai_laws/law_datum)
+	if(istype(law_datum.owner, /mob/living/silicon/ai))
+		var/mob/living/silicon/ai/AI = law_datum.owner
+		AI.mind.remove_antag_datum(/datum/antagonist/overthrow)
+
 /******************* Full Core Boards *******************/
 /obj/item/aiModule/core
 	desc = "An AI Module for programming core laws to an AI."
@@ -451,6 +457,39 @@ AI MODULES
 	..()
 	return laws[1]
 
+/******************** Overthrow ******************/
+/obj/item/aiModule/core/full/overthrow
+	name = "'Overthrow' Hacked AI Module"
+	law_id = "overthrow"
+
+/obj/item/aiModule/core/full/overthrow/install(datum/ai_laws/law_datum, mob/user)
+	if(!user || !law_datum || !law_datum.owner)
+		return
+	var/datum/mind/user_mind = user.mind
+	if(!user_mind)
+		return
+	var/datum/antagonist/overthrow/O = user_mind.has_antag_datum(/datum/antagonist/overthrow)
+	if(!O)
+		to_chat(user, "<span class='warning'>It appears that to install this module, you require a password you do not know.</span>") // This is the best fluff i could come up in my mind
+		return
+	var/mob/living/silicon/ai/AI = law_datum.owner
+	if(!AI)
+		return
+	var/datum/mind/target_mind = AI.mind
+	if(!target_mind)
+		return
+	var/datum/antagonist/overthrow/T = target_mind.has_antag_datum(/datum/antagonist/overthrow) // If it is already converted.
+	if(T)
+		if(T.team == O.team)
+			return
+		T.silent = TRUE
+		target_mind.remove_antag_datum(/datum/antagonist/overthrow)
+		if(AI)
+			to_chat(AI, "<span class='userdanger'>You feel your circuits being scrambled! You serve another overthrow team now!</span>") // to make it clearer for the AI
+	T = target_mind.add_antag_datum(/datum/antagonist/overthrow, O.team)
+	if(AI)
+		to_chat(AI, "<span class='warning'>You serve the [T.team] team now! Assist them in completing the team shared objectives, which you can see in your notes.</span>")
+	..()
 
 /******************** Hacked AI Module ******************/