Mecha + misc. Destroy() because I had already begun.

code/_onclick/hud/screen_objects.dm

@@ -14,6 +14,9 @@
 	var/obj/master = null	//A reference to the object in the slot. Grabs or items, generally.
 	var/gun_click_time = -100 //I'm lazy.
 
+/obj/screen/Destroy()
+	master = null
+	..()
 
 /obj/screen/text
 	icon = null

code/datums/helper_datums/global_iterator.dm

@@ -151,4 +151,8 @@ Data storage vars:
 			start()
 		return active()
 
-
+/datum/global_iterator/Destroy()
+	tag = null
+	arg_list.Cut()
+	stop()
+	//Do not call ..()

code/game/mecha/combat/marauder.dm

@@ -76,6 +76,10 @@
 	ME.attach(src)
 	return
 
+/obj/mecha/combat/marauder/Destroy()
+	qdel(smoke_system)
+	..()
+
 /obj/mecha/combat/marauder/relaymove(mob/user,direction)
 	if(user != src.occupant) //While not "realistic", this piece is player friendly.
 		user.loc = get_turf(src)

code/game/mecha/equipment/tools/medical_tools.dm

@@ -21,6 +21,10 @@
 		pr_mech_sleeper.set_delay(equip_cooldown)
 		return
 
+	Destroy()
+		qdel(pr_mech_sleeper)
+		..()
+
 	allow_drop()
 		return 0
 

code/game/mecha/equipment/tools/tools.dm

@@ -637,6 +637,11 @@
 		pr_repair_droid.set_delay(equip_cooldown)
 		return
 
+	Destroy()
+		qdel(pr_repair_droid)
+		pr_repair_droid = null
+		..()
+
 	attach(obj/mecha/M as obj)
 		..()
 		droid_overlay = new(src.icon, icon_state = "repair_droid")
@@ -726,6 +731,11 @@
 		pr_energy_relay.set_delay(equip_cooldown)
 		return
 
+	Destroy()
+		qdel(pr_energy_relay)
+		pr_energy_relay = null
+		..()
+
 	detach()
 		pr_energy_relay.stop()
 //		chassis.proc_res["dynusepower"] = null
@@ -842,6 +852,11 @@
 		init()
 		return
 
+	Destroy()
+		qdel(pr_mech_generator)
+		pr_mech_generator = null
+		..()
+
 	proc/init()
 		fuel = new /obj/item/stack/sheet/mineral/phoron(src)
 		fuel.amount = 0

code/game/mecha/mecha.dm

@@ -82,6 +82,7 @@
 /obj/mecha/New()
 	..()
 	events = new
+
 	icon_state += "-open"
 	add_radio()
 	add_cabin()
@@ -98,11 +99,60 @@
 	mechas_list += src //global mech list
 	return
 
-/obj/mecha/Del()
+/obj/mecha/Destroy()
 	src.go_out()
+	for(var/mob/M in src) //Let's just be ultra sure
+		M.Move(loc)
+
+	if(loc)
+		loc.Exited(src)
+	loc = null
+
+	if(prob(30))
+		explosion(get_turf(loc), 0, 0, 1, 3)
+
+	if(wreckage)
+		var/obj/effect/decal/mecha_wreckage/WR = new wreckage(loc)
+		for(var/obj/item/mecha_parts/mecha_equipment/E in equipment)
+			if(E.salvageable && prob(30))
+				WR.crowbar_salvage += E
+				E.forceMove(WR)
+				E.equip_ready = 1
+				E.reliability = round(rand(E.reliability/3,E.reliability))
+			else
+				E.forceMove(loc)
+				E.destroy()
+		if(cell)
+			WR.crowbar_salvage += cell
+			cell.forceMove(WR)
+			cell.charge = rand(0, cell.charge)
+		if(internal_tank)
+			WR.crowbar_salvage += internal_tank
+			internal_tank.forceMove(WR)
+	else
+		for(var/obj/item/mecha_parts/mecha_equipment/E in equipment)
+			E.detach(loc)
+			E.destroy()
+		if(cell)
+			qdel(cell)
+		if(internal_tank)
+			qdel(internal_tank)
+	equipment.Cut()
+	cell = null
+	internal_tank = null
+
+	qdel(pr_int_temp_processor)
+	qdel(pr_inertial_movement)
+	qdel(pr_give_air)
+	qdel(pr_internal_damage)
+	qdel(spark_system)
+	pr_int_temp_processor = null
+	pr_give_air = null
+	pr_internal_damage = null
+	spark_system = null
+
 	mechas_list -= src //global mech list
 	..()
-	return
 
 ////////////////////////
 ////// Helpers /////////
@@ -452,7 +502,7 @@
 	if(src.health > 0)
 		src.spark_system.start()
 	else
-		src.destroy()
+		qdel(src)
 	return
 
 /obj/mecha/attack_hand(mob/user as mob)
@@ -555,52 +605,6 @@
 	Proj.on_hit(src)
 	return
 
-/obj/mecha/proc/destroy()
-	spawn()
-		go_out()
-		var/turf/T = get_turf(src)
-		tag = "\ref[src]" //better safe then sorry
-		if(loc)
-			loc.Exited(src)
-		loc = null
-		if(T)
-			if(istype(src, /obj/mecha/working/ripley/))
-				var/obj/mecha/working/ripley/R = src
-				if(R.cargo)
-					for(var/obj/O in R.cargo) //Dump contents of stored cargo
-						O.loc = T
-						R.cargo -= O
-						T.Entered(O)
-
-			if(prob(30))
-				explosion(T, 0, 0, 1, 3)
-			spawn(0)
-				if(wreckage)
-					var/obj/effect/decal/mecha_wreckage/WR = new wreckage(T)
-					for(var/obj/item/mecha_parts/mecha_equipment/E in equipment)
-						if(E.salvageable && prob(30))
-							WR.crowbar_salvage += E
-							E.forceMove(WR)
-							E.equip_ready = 1
-							E.reliability = round(rand(E.reliability/3,E.reliability))
-						else
-							E.forceMove(T)
-							E.destroy()
-					if(cell)
-						WR.crowbar_salvage += cell
-						cell.forceMove(WR)
-						cell.charge = rand(0, cell.charge)
-					if(internal_tank)
-						WR.crowbar_salvage += internal_tank
-						internal_tank.forceMove(WR)
-				else
-					for(var/obj/item/mecha_parts/mecha_equipment/E in equipment)
-						E.forceMove(T)
-						E.destroy()
-		spawn(0)
-			del(src)
-	return
-
 /obj/mecha/ex_act(severity)
 	src.log_message("Affected by explosion of severity: [severity].",1)
 	if(prob(src.deflect_chance))
@@ -608,16 +612,16 @@
 		src.log_append_to_last("Armor saved, changing severity to [severity].")
 	switch(severity)
 		if(1.0)
-			src.destroy()
+			qdel(src)
 		if(2.0)
 			if (prob(30))
-				src.destroy()
+				qdel(src)
 			else
 				src.take_damage(initial(src.health)/2)
 				src.check_for_internal_damage(list(MECHA_INT_FIRE,MECHA_INT_TEMP_CONTROL,MECHA_INT_TANK_BREACH,MECHA_INT_CONTROL_LOST,MECHA_INT_SHORT_CIRCUIT),1)
 		if(3.0)
 			if (prob(5))
-				src.destroy()
+				qdel(src)
 			else
 				src.take_damage(initial(src.health)/5)
 				src.check_for_internal_damage(list(MECHA_INT_FIRE,MECHA_INT_TEMP_CONTROL,MECHA_INT_TANK_BREACH,MECHA_INT_CONTROL_LOST,MECHA_INT_SHORT_CIRCUIT),1)

code/game/mecha/working/ripley.dm

@@ -9,6 +9,16 @@
 	wreckage = /obj/effect/decal/mecha_wreckage/ripley
 	cargo_capacity = 10
 
+/obj/mecha/working/ripley/Destroy()
+	for(var/atom/movable/A in src.cargo)
+		A.loc = loc
+		var/turf/T = loc
+		if(istype(T))
+			T.Entered(A)
+		step_rand(A)
+	cargo.Cut()
+	..()
+
 /obj/mecha/working/ripley/firefighter
 	desc = "Standart APLU chassis was refitted with additional thermal protection and cistern."
 	name = "APLU \"Firefighter\""