Slifer the Sky Dragon [JMPS-EN005] Ultra Rare Pyro During either player's Battle Step

During either player's Battle Step

that monster you control gains 2000 ATK/DEF during that damage calculation only

this card's Level becomes the same as that monster's

or 1 "Cyber Dragon" monster

When this card is removed from the field

Slifer the Sky Dragon [JMPS-EN005] Ultra Rare Pyro During either player's Battle StepSet: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: ? Defense: ? Requires 3 Tributes to Normal Summon (cannot be Normal Set). This card's Normal Summon cannot be negated. When Normal Summoned, cards and effects cannot be activated. During the End Phase, if this card was Special Summoned: Send it to the Graveyard. This card gains 1000 ATK and DEF for each card in your hand. When a monster(s) is Normal or Special