Attempted wilderness performance increase (#1841)

* Attempted wilderness performance increase

* might as well

* Edit comments

* Moves alien change out of polaris file

code/game/objects/random/random.dm

@@ -5,6 +5,8 @@
 	icon_state = "rup"
 	var/spawn_nothing_percentage = 0 // this variable determines the likelyhood that this random object will not spawn anything
 
+	var/spawned_thing //VOREStation Edit
+
 
 // creates a new object and deletes itself
 /obj/random/New()
@@ -28,6 +30,13 @@
 		A.pixel_x = pixel_x
 		A.pixel_y = pixel_y
 
+//VOREStation Edit
+	spawned_thing = A
+
+/obj/random/Destroy()
+	spawned_thing = null
+	return ..()
+//VOREStation Edit End
 
 /obj/random/single
 	name = "randomly spawned object"