Thassa's Intervention [Theros Beyond Death Prerelease Promos]Set: Theros Beyond Death Prerelease Promos Type: Instant Rarity: Rare Cost: {X}{U}{U} Choose one Look at the top X cards of your library. Put up to two of them into your hand and the rest on the bottom of your library in a random order. Counter target spell unless its controller pays twice {X}. "I bring a flood that nothing can withstand."