Add random single object to enable a given object to be spawned at chance

code/game/objects/random/random.dm

@@ -25,6 +25,15 @@
 	return (new build_path(src.loc))
 
 
+/obj/random/single
+	name = "randomly spawned object"
+	desc = "This item type is used to randomly spawn a given object at round-start"
+	icon_state = "x3"
+	var/spawn_object = null
+	item_to_spawn()
+		return ispath(spawn_object) ? spawn_object : text2path(spawn_object)
+
+
 /obj/random/tool
 	name = "random tool"
 	desc = "This is a random tool"