Research the Deep [Morningtide] Arena League 2001 destroy 1 monster in Attack

destroy 1 monster in Attack Position your opponent controls

"My army took centuries to gather

Set: 2020 Tin of Lost Memories Card type: Xyz/Effect Monster Rarity: Ultra Rare Attack: 2100 Defense: 3100 2 Level 7 monsters When this card destroys an opponent's monster by battle: You can attach that monster to this card as material

Set: Black & White: Legendary Treasures Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

Research the Deep [Morningtide] Arena League 2001 destroy 1 monster in AttackSet: Morningtide Type: Sorcery Rarity: Uncommon Cost: {1}{U} Draw a card. Clash with an opponent. If you win, return Research the Deep to its owner's hand. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)