[MIRROR] Fixes blackbox artifact exploits (#2845)

* Fixes blackbox artifact exploits

* Update colossus.dm

* Update colossus.dm

code/modules/mob/living/simple_animal/hostile/megafauna/colossus.dm

@@ -258,7 +258,8 @@ Difficulty: Very Hard
 /obj/machinery/smartfridge/black_box/accept_check(obj/item/O)
 	if(!istype(O))
 		return FALSE
-	if(is_type_in_typecache(O, blacklist))
+	if(blacklist[O])
+		visible_message("<span class='boldwarning'>[src] ripples as it rejects [O]. The device will not accept items that have been removed from it.</span>")
 		return FALSE
 	return TRUE
 
@@ -304,7 +305,8 @@ Difficulty: Very Hard
 //in it's own proc to avoid issues with items that nolonger exist in the code base.
 //try catch doesn't always prevent byond runtimes from halting a proc,
 /obj/machinery/smartfridge/black_box/proc/create_item(item_type)
-	new item_type(src)
+	var/obj/O = new item_type(src)
+	blacklist[O] = TRUE
 
 /obj/machinery/smartfridge/black_box/Destroy(force = FALSE)
 	if(force)
@@ -787,4 +789,4 @@ Difficulty: Very Hard
 #undef ACTIVATE_WEAPON
 #undef ACTIVATE_MAGIC
 
-#undef MEDAL_PREFIX
+#undef MEDAL_PREFIX