Fortress Whale [STP2-EN006] Ultra Rare Metal[+20] you can send this card

you can send this card from your hand to the Graveyard to prevent a "Blackwing" monster you control from being destroyed by this battle

Set: Tournament Pack 7 Card type: Normal Spell Rarity: Super Rare Attack: 0 Defense: 0 Destroy all face-up Warrior-type monsters on the field

Set: Legendary Collection 3: Yugi's World Card type: Normal Monster Rarity: Secret Rare Attack: 200 Defense: 300 A forbidden left arm sealed by magic

Set: Sun & Moon: Unified Minds Type: Item Rarity: Secret Rare

Fortress Whale [STP2-EN006] Ultra Rare Metal[+20] you can send this cardSet: 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".