Thassa's Oracle (Extended Art) [Theros Beyond Death] Elf Archer You can only Special Summon

You can only Special Summon "Marincess Sea Horse" once per turn this way

Reverse Type: Legendary Artifact Creature — Dinosaur Trample {2}

Special Summon 3 Phantasmal Martyr Tokens (Fiend-Type/DARK/Level 1/ATK 0/DEF 0) in Attack Position on your side of the field

Your opponent cannot Special Summon monsters

If a creature an opponent controls attacks

Thassa's Oracle (Extended Art) [Theros Beyond Death] Elf Archer You can only Special SummonSet: 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