Slifer the Sky Dragon (Ultra Rare) [GBI-001] Ultra Rare Ghost Rare negate that face-up monster's effects

negate that face-up monster's effects

Increase the ATK of this card by 300 points for each "Dark Magician" or "Magician of Black Chaos" in either player's Graveyard

the monster Special Summoned by this card's effect gains ATK/DEF equal to its original ATK/DEF

Set: Shonen Jump Magazine Promos Card type: Normal Monster Rarity: Secret Rare Attack: 4000 Defense: 4000 The descent of this mighty creature shall be heralded by burning winds and twisted land

but its effects are negated

Slifer the Sky Dragon (Ultra Rare) [GBI-001] Ultra Rare Ghost Rare negate that face-up monster's effectsSet: American God Cards Card type: Normal Monster Rarity: Ultra Rare Attack: X000 Defense: X000 The heavens twist and thunder roars, signaling the coming of this ancient creature, and the dawn of true power.