Fortress Whale [STP2-EN006] Ultra Rare EVR159 Set: Absolute Powerforce Card type:

Set: Absolute Powerforce Card type: Effect Monster Rarity: Ultimate Rare Attack: 2000 Defense: 1500 During each of your End Phases

and sent from your side of the field to your Graveyard

by Tributing 1 Thunder Effect non-Fusion Monster (in which case you do not use "Polymerization")

except "Number C" monsters

Set: Duelist Revolution Card type: Fusion/Effect Monster Rarity: Super Rare Attack: 2900 Defense: 1700 1 Psychic-Type Synchro Monster + 1 Psychic-Type monster This monster can only be Special Summoned by Fusion Summon (from the Extra Deck)

Fortress Whale [STP2-EN006] Ultra Rare EVR159 Set: Absolute Powerforce Card type:Set: Speed Duel: Tournament Pack 2 Card type: Ritual Monster Rarity: Ultra Rare Attack: 2350 Defense: 2150 You can Ritual Summon this card with "Fortress Whale's Oath".