Heraldry Record [NUMH-EN059] Super Rare BT7-077 you can discard this card

you can discard this card to negate that attack and end the Battle Phase

Set: Return of the Duelist Card type: Xyz/Effect Monster Rarity: Ultra Rare Attack: 5000 Defense: 2000 3 Level 10 monsters Once per turn: You can detach 1 Xyz Material from this card

Sorcery (4)

When this card is sent to the Graveyard to activate a WATER monster's effect: Add 1 Sea Serpent-Type monster from your Deck to your hand

Heraldry Record [NUMH-EN059] Super Rare BT7-077 you can discard this cardSet: Number Hunters Card type: Counter Trap Rarity: Super Rare When an effect of your opponent's Xyz Monster is activated by detaching its own Xyz Material(s): Negate the activation, and if you do, destroy it.