diff --git a/code/datums/ammo/ammo.dm b/code/datums/ammo/ammo.dm
index c536ac83484c..a858c6b1f5a7 100644
--- a/code/datums/ammo/ammo.dm
+++ b/code/datums/ammo/ammo.dm
@@ -171,6 +171,15 @@
 	else
 		living_mob.apply_stamina_damage(fired_projectile.ammo.damage, fired_projectile.def_zone, ARMOR_BULLET)
 
+/datum/ammo/proc/slowdown(mob/living/living_mob, obj/projectile/fired_projectile)
+	if(iscarbonsizexeno(living_mob))
+		var/mob/living/carbon/xenomorph/target = living_mob
+		target.apply_effect(1, SUPERSLOW)
+		target.apply_effect(2, SLOW)
+		to_chat(target, SPAN_XENODANGER("You are slowed by the sudden impact!"))
+	else
+		living_mob.apply_stamina_damage(fired_projectile.ammo.damage, fired_projectile.def_zone, ARMOR_BULLET)
+
 /datum/ammo/proc/pushback(mob/target_mob, obj/projectile/fired_projectile, max_range = 2)
 	if(!target_mob || target_mob == fired_projectile.firer || fired_projectile.distance_travelled > max_range || target_mob.lying)
 		return
diff --git a/code/datums/ammo/bullet/revolver.dm b/code/datums/ammo/bullet/revolver.dm
index 339609f57be7..633bf3e2f7ff 100644
--- a/code/datums/ammo/bullet/revolver.dm
+++ b/code/datums/ammo/bullet/revolver.dm
@@ -27,8 +27,9 @@
 	penetration = ARMOR_PENETRATION_TIER_4
 	accuracy = HIT_ACCURACY_TIER_3
 
-/datum/ammo/bullet/revolver/heavy/on_hit_mob(mob/M, obj/projectile/P)
-	knockback(M, P, 4)
+/datum/ammo/bullet/revolver/heavy/on_hit_mob(mob/entity, obj/projectile/bullet)
+	slowdown(entity, bullet)
+	pushback(entity, bullet, 4)
 
 /datum/ammo/bullet/revolver/incendiary
 	name = "incendiary revolver bullet"