diff --git a/code/modules/vore/mouseray.dm b/code/modules/vore/mouseray.dm
index 3ab94b088c..882fb22d60 100644
--- a/code/modules/vore/mouseray.dm
+++ b/code/modules/vore/mouseray.dm
@@ -321,16 +321,30 @@
 		"leopardmander" = /mob/living/simple_mob/vore/leopardmander
 		)
 
+
 /obj/item/gun/energy/mouseray/metamorphosis/advanced/random
 	name = "unstable metamorphosis ray"
 	tf_allow_select = FALSE
 
+/obj/item/gun/energy/mouseray/metamorphosis/advanced/random/attackby(var/obj/item/A as obj, mob/user as mob)
+	if(A.has_tool_quality(TOOL_MULTITOOL))
+		if(tf_allow_select)
+			to_chat(user, span_warning("You scramble the stored data on \the [src], making it less reliable."))
+			tf_allow_select = FALSE
+			name = "unstable metamorphosis ray"
+		else
+			to_chat(user, span_warning("You repair the damage to the \the [src]."))
+			tf_allow_select = TRUE
+			name = "stable metamorphosis ray"
+	..()
+
 /obj/item/gun/energy/mouseray/metamorphosis/advanced/random/Fire(atom/target, mob/living/user, clickparams, pointblank, reflex)
 	if(world.time < cooldown)
 		to_chat(user, span_warning("\The [src] isn't ready yet."))
 		return
-	var/choice = pick(tf_possible_types)
-	tf_type = tf_possible_types[choice]
+	if(!tf_allow_select) //Keep a repaired gun from re-randomizing
+		var/choice = pick(tf_possible_types)
+		tf_type = tf_possible_types[choice]
 	. = ..()
 
 /obj/item/gun/energy/mouseray/woof