Fixes to Rnd MkII (#653)

Fixes #648

code/modules/projectiles/projectile/energy.dm

@@ -114,13 +114,15 @@
 	weaken = 5
 	stun = 5
 
-/obj/item/projectile/energy/sonic/on_hit(var/atom/target, var/blocked = 0)
-	var/mob/M = target
-	if(isturf(target))
+/obj/item/projectile/energy/sonic/on_impact(var/atom/A)
+	if(isturf(A))
 		target.ex_act(0)
-	if(ismob(target))
+	if(ismob(A))
+		var/mob/M = A
 		explosion(target, -1, 0, 2)
 		M.gib()
+	if(!(isturf(A)) & !(ismob(A)))
+		explosion(A, -1, 0, 2)
 	..()
 
 /obj/item/projectile/energy/blaster

code/modules/projectiles/projectile/special.dm

@@ -20,9 +20,9 @@
 	sharp = 1
 	edge = 1
 
-	on_hit(var/atom/target, var/blocked = 0)
-		explosion(target, -1, 0, 2)
-		return 1
+	on_impact(var/atom/A)
+		explosion(A, -1, 0, 2)
+		..()
 
 /obj/item/projectile/bullet/gyro/law
 	name ="high-ex round"
@@ -159,6 +159,6 @@
 	sharp = 1
 	edge = 1
 
-	on_hit(var/atom/target, var/blocked = 0)
-		explosion(target, 0, 0, 4)
-		return 1
+	on_impact(var/atom/A)
+		explosion(A, 0, 0, 4)
+		..()