diff --git a/code/WorkInProgress/Yinadele/Supermatter.dm b/code/WorkInProgress/Yinadele/Supermatter.dm
index d2705e3a416..05f6bdf042e 100644
--- a/code/WorkInProgress/Yinadele/Supermatter.dm
+++ b/code/WorkInProgress/Yinadele/Supermatter.dm
@@ -122,6 +122,8 @@
 
                 if(damage > explosion_point)
                         for(var/mob/living/mob in living_mob_list)
+                                if ((mob.z != src.z) && (mob.z != 0))
+                                        continue
                                 if(istype(mob, /mob/living/carbon/human))
                                         //Hilariously enough, running into a closet should make you get hit the hardest.
                                         mob:hallucination += max(50, min(300, DETONATION_HALLUCINATION/((get_dist(mob, src)+1)**2) ) )