If this card is in your hand: You can target 1 "Photon" or "Galaxy" Xyz Monster you control; attach this card to it as material. If this card is Normal or Special Summoned: You can target 5 "Photon" and/or "Galaxy" cards with different names in your GY; shuffle them into the Deck, then draw 2 cards. You can only use 1 "Galaxy Cleric" effect per turn, and only once that turn.