Thassa's Oracle (Extended) [Theros Beyond Death] Onslaught 1 face-up monster your opponent

1 face-up monster your opponent controls loses 1000 ATK

5D's Manga Promotional Cards Card type: Synchro/Effect Monster Rarity: Ultra Rare Attack: 3000 Defense: 2500 1 Tuner Synchro Monster + 1 or more non-Tuner Synchro Monsters Must be Synchro Summoned

−4: Each player sacrifices two creatures

When you cast a creature spell

Thassa's Oracle (Extended) [Theros Beyond Death] Onslaught 1 face-up monster your opponentSet: Theros Beyond Death Type: Creature Merfolk Wizard Rarity: Rare Cost: {U}{U} When Thassa's Oracle enters the battlefield, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control