Slifer the Sky Dragon (JMPS-EN005) [JMPS-EN005] Ultra Rare Reverse Holofoil Gains 300 ATK for each

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

Set: Sun & Moon: Forbidden Light Type: Fairy Rarity: Ultra Rare Retreat cost: Colorless

Set: Sword & Shield: Darkness Ablaze Type: Fire Rarity: Secret Rare Retreat cost: Colorless

Set: XY: Roaring Skies Type: Dragon Rarity: Ultra Rare Retreat cost: 0

Set: Black & White: Dark Explorers Type: Water Rarity: Ultra Rare Retreat cost: Colorless

Slifer the Sky Dragon (JMPS-EN005) [JMPS-EN005] Ultra Rare Reverse Holofoil Gains 300 ATK for eachSet: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare 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 Summoned to your opponent's