Makes the feral cat grenade not spawn the cats in nullspace (#17842)

code/game/objects/items/weapons/grenades/spawnergrenade.dm

@@ -7,6 +7,7 @@
 	origin_tech = "materials=3;magnets=4"
 	var/spawner_type = null // must be an object path
 	var/deliveryamt = 1 // amount of type to deliver
+	var/flash_viewers = TRUE
 	spawner_type = /mob/living/simple_animal/hostile/viscerator
 
 /obj/item/grenade/spawnergrenade/prime() // Prime now just handles the two loops that query for people in lockers and people who can see it.
@@ -15,8 +16,9 @@
 		// Make a quick flash
 		var/turf/T = get_turf(src)
 		playsound(T, 'sound/effects/phasein.ogg', 100, 1)
-		for(var/mob/living/carbon/C in viewers(T, null))
-			C.flash_eyes()
+		if(flash_viewers)
+			for(var/mob/living/carbon/C in viewers(T, null))
+				C.flash_eyes()
 
 		for(var/i in 1 to deliveryamt)
 			var/atom/movable/x = new spawner_type(T)
@@ -48,20 +50,4 @@
 	spawner_type = /mob/living/simple_animal/hostile/feral_cat
 	deliveryamt = 5
 	origin_tech = "materials=3;magnets=4;syndicate=3"
-
-/obj/item/grenade/spawnergrenade/feral_cats/prime()			//Own proc for this because the regular one would flash people which was dumb.
-	update_mob()
-	if(spawner_type && deliveryamt)
-		var/turf/T = get_turf(src)
-		playsound(T, 'sound/effects/phasein.ogg', 100, 1)
-
-		for(var/i=1, i<=deliveryamt, i++)
-			var/atom/movable/x = new spawner_type
-			x.loc = T
-			if(prob(50))
-				for(var/j = 1, j <= rand(1, 3), j++)
-					step(x, pick(NORTH,SOUTH,EAST,WEST))
-
-
-	qdel(src)
-	return
+	flash_viewers = FALSE