Slifer the Sky Dragon [JUMP-EN061] Ultra Rare Champa Saga Professor's Research keeps your hand

Professor's Research keeps your hand full of options

1 Stinkdrinker Bandit

Set: Dragon Brawl Era: Universe Survival Saga Rarity: Super Rare Game character: Son Goku/Son Gohan: Childhood Color: Blue Card type: Battle Power: 20000 Combo power: 5000

Set: Tournament Promotion Cards Era: Universe Survival Saga Rarity: Promo Game character: Bergamo Color: Yellow Card type: Battle Power: 20000 Combo power: 5000

Slifer the Sky Dragon [JUMP-EN061] Ultra Rare Champa Saga Professor's Research keeps your handSet: 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