([\W\.])Knockdown\(

code/game/objects/effects/anomalies.dm

@@ -113,7 +113,7 @@
 
 /obj/effect/anomaly/grav/proc/gravShock(mob/living/A)
 	if(boing && isliving(A) && !A.stat)
-		A.Knockdown(40)
+		A.DefaultCombatKnockdown(40)
 		var/atom/target = get_edge_target_turf(A, get_dir(src, get_step_away(A, src)))
 		A.throw_at(target, 5, 1)
 		boing = 0

code/game/objects/effects/effect_system/effects_other.dm

@@ -112,7 +112,7 @@
 		for(var/mob/living/L in viewers(1, location))
 			if(prob(50 * amount))
 				to_chat(L, "<span class='danger'>The explosion knocks you down.</span>")
-				L.Knockdown(rand(20,100))
+				L.DefaultCombatKnockdown(rand(20,100))
 		return
 	else
 		dyn_explosion(location, amount, flashing_factor)

code/game/objects/effects/mines.dm

@@ -48,7 +48,7 @@
 
 /obj/effect/mine/stun/mineEffect(mob/living/victim)
 	if(isliving(victim))
-		victim.Knockdown(stun_time)
+		victim.DefaultCombatKnockdown(stun_time)
 
 /obj/effect/mine/kickmine
 	name = "kick mine"