Performapal Whim Witch (INOV-EN002) - Invasion: Vengeance Unlimited

Pendulum Effect : If your opponent controls a face-up monster that was Special Summoned from the Extra Deck and you do not: You can Special Summon this card from your Pendulum Zone. You can only use this effect of "Performapal Whim Witch" once per turn.
Monster Effect : This card can be treated as 2 Tributes for the Tribute Summon of a Pendulum Monster.