Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by controlling 2 or more Zombie-Type monsters, and cannot be Special Summoned by other ways. When this card is Special Summoned: Shuffle all other monsters on the field into the Deck, and if you do, this card's ATK becomes 1000 x the number of face-up Zombie-Type monsters shuffled into the Deck this way.