Madolche Queen Tiaramisu

2 Level 4 "Madolche" monsters
Once per turn: You can detach 1 Xyz Material from this card, then target up to 2 "Madolche" cards in your Graveyard; shuffle those cards into the Deck, also, after that, shuffle cards your opponent controls into the Deck, up to the number of "Madolche" cards returned.