Merge remote-tracking branch 'refs/remotes/ParadiseSS13/master' into DWI

code/game/objects/effects/aliens.dm

@@ -79,7 +79,8 @@
 
 
 /obj/structure/alien/resin/bullet_act(obj/item/projectile/Proj)
-	health -= Proj.damage
+	if(Proj.damage_type == BRUTE || Proj.damage_type == BURN)
+		health -= Proj.damage
 	..()
 	healthcheck()
 

code/game/objects/effects/overlays.dm

@@ -97,3 +97,17 @@
 	icon = 'icons/effects/effects.dmi'
 	icon_state = "admin"
 	layer = 4.1
+
+/obj/effect/overlay/wall_rot
+	name = "Wallrot"
+	desc = "Ick..."
+	icon = 'icons/effects/wallrot.dmi'
+	anchored = 1
+	density = 1
+	layer = 5
+	mouse_opacity = 0
+
+/obj/effect/overlay/wall_rot/New()
+	..()
+	pixel_x += rand(-10, 10)
+	pixel_y += rand(-10, 10)