Shaddoll Fusion Secret Rare - Shadows in Valhalla 1st Edition

Fusion Summon 1 "Shaddoll" Fusion Monster from your Extra Deck, using monsters from your hand or your side of the field as Fusion Materials. If your opponent controls a monster(s) that was Special Summoned from the Extra Deck, you can also use monsters in your Deck as Fusion Material. You can only activate 1 "Shaddoll Fusion" per turn.