Madolche Chateau [MAGO-EN069] Rare

When this card is activated: Shuffle all "Madolche" monsters in your GY into the Deck. All "Madolche" monsters on the field gain 500 ATK/DEF. If a monster(s) in your GY would be returned to the Deck by the effect of a "Madolche" monster, you can add it to your hand instead.