Fixes Borg Stun Attack and Simple Animal Armor Penetration (#19269)

code/game/objects/items/robot/robot_items.dm

@@ -8,16 +8,28 @@
 /obj/item/borg/stun
 	name = "electrically-charged arm"
 	icon_state = "elecarm"
+	var/charge_cost = 30
 
 /obj/item/borg/stun/attack(mob/living/M, mob/living/silicon/robot/user)
-	if(!user.cell.use(30)) return
+	if(ishuman(M))
+		var/mob/living/carbon/human/H = M
+		if(H.check_shields(0, "[M]'s [name]", src, MELEE_ATTACK))
+			playsound(M, 'sound/weapons/Genhit.ogg', 50, 1)
+			return 0
 
+	if(!user.cell.use(charge_cost))
+		return
+
+	user.do_attack_animation(M)
 	M.Weaken(5)
 	M.apply_effect(STUTTER, 5)
 	M.Stun(5)
 
 	M.visible_message("<span class='danger'>[user] has prodded [M] with [src]!</span>", \
 					"<span class='userdanger'>[user] has prodded you with [src]!</span>")
+
+	playsound(loc, 'sound/weapons/Egloves.ogg', 50, 1, -1)
+
 	add_logs(user, M, "stunned", src, "(INTENT: [uppertext(user.a_intent)])")
 
 /obj/item/borg/cyborghug

code/modules/mob/living/carbon/human/human_defense.dm

@@ -273,8 +273,8 @@
 			return 0
 		var/dam_zone = pick("chest", "l_hand", "r_hand", "l_leg", "r_leg")
 		var/obj/item/bodypart/affecting = get_bodypart(ran_zone(dam_zone))
-		var/armor = run_armor_check(affecting, "melee")
-		apply_damage(damage, M.melee_damage_type, affecting, armor, "", "", M.armour_penetration)
+		var/armor = run_armor_check(affecting, "melee", armour_penetration = M.armour_penetration)
+		apply_damage(damage, M.melee_damage_type, affecting, armor)
 		updatehealth()