Slifer the Sky Dragon [JUMP-EN061] Ultra Rare SM171 Set: EX: Crystal Guardians Type:

Set: EX: Crystal Guardians Type: Psychic Rarity: Rare Retreat cost: Colorless

Set: The Lost Art Promotion Card type: Normal Trap Rarity: Ultra Rare During your opponent's turn: Target 1 face-up monster your opponent controls whose ATK is less than or equal to their LP

Gains 300 ATK for each Dragon-Type monster in your GY

you can (Quick Effect): Immediately after this effect resolves

Set: Black & White: Legendary Treasures Type: Grass Rarity: Uncommon Retreat cost: Colorless

Slifer the Sky Dragon [JUMP-EN061] Ultra Rare SM171 Set: EX: Crystal Guardians Type:Set: 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