A "Red Dragon Archfiend" that was Synchro Summoned using this card as material cannot be destroyed by battle. You can only use each of the following effects of "Power Vice Dragon" once per turn. If you control no monsters, or all monsters you control are DARK Synchro Monsters: You can Special Summon this card from your hand. If this card is Special Summoned: You can add 1 "Resonator" monster from your Deck to your hand, also you cannot Special Summon from the Extra Deck for the rest of this turn, except DARK Synchro Monsters.