/obj/item/grenade/empgrenade name = "classic EMP grenade" desc = "It is designed to wreak havoc on electronic systems." icon_state = "emp" item_state = "emp" origin_tech = "magnets=3;combat=2" /obj/item/grenade/empgrenade/prime() update_mob() empulse(src, 4, 10) qdel(src)