Zombie World [SDZW-EN017] Common SV53 Set: Wizards of the Coast:

Set: Wizards of the Coast: Black Star Promos Type: Psychic Rarity: Black Star Promo

You can send this card with 4 or more Thunder Counters to the Graveyard

Set: World Superstars Card type: Effect Monster Rarity: Super Rare Attack: 1400 Defense: 0 Once per turn: You can change this card to face-down Defense Position

except "Gladiator Beast Laquari"

Zombie World [SDZW-EN017] Common SV53 Set: Wizards of the Coast:Set: Structure Deck: Zombie World Card type: Field Spell Rarity: Common Attack: 0 Defense: 0 All monsters on the field and in any Graveyard become Zombie Type monsters. Neither player can Tribute Summon monsters, except Zombie Type monsters.