Card Codex

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17 May 2024: Card library updated.

The Ruinous Powers

2BR · Enchantment

At the beginning of your upkeep, choose an opponent at random. Exile the top card of that player's library. Until end of turn, you may play that card and you may spend mana as though it were mana of any color to cast it. When you cast a spell this way, its owner loses life equal to its mana value.

Similar cards

Color identity:
NameManaTypeText
Gonti, Canny Acquisitor 2BGULegendary Creature — Aetherborn Rogue Spells you cast but don't own cost {1} less to cast. Whenever one or more creatures you control deal combat damage to a player, look at the top card of that player's library, then exile it face down. You may play that card for as long as it remains exiled, and mana of any type can be spent to cast that spell. 5/5
Hidetsugu and Kairi 2UUBLegendary Creature — Ogre Demon Dragon Flying When Hidetsugu and Kairi enters the battlefield, draw three cards, then put two cards from your hand on top of your library in any order. When Hidetsugu and Kairi dies, exile the top card of your library. Target opponent loses life equal to its mana value. If it's an instant or sorcery card, you may cast it without paying its mana cost. 5/4
Caustic Bronco 1BCreature — Snake Horse Mount Whenever Caustic Bronco attacks, reveal the top card of your library and put it into your hand. You lose life equal to that card's mana value if Caustic Bronco isn't saddled. Otherwise, each opponent loses that much life. Saddle 3 (Tap any number of other creatures you control with total power 3 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.) 2/2
Thought Prison 5Artifact Imprint — When Thought Prison enters the battlefield, you may have target player reveal their hand. If you do, choose a nonland card from it and exile that card. Whenever a player casts a spell that shares a color or mana value with the exiled card, Thought Prison deals 2 damage to that player.
In Search of Greatness GGEnchantment At the beginning of your upkeep, you may cast a permanent spell from your hand with mana value equal to 1 plus the highest mana value among other permanents you control without paying its mana cost. If you don't, scry 1.
Beastcaller Savant 1GCreature — Elf Shaman Ally Haste {T}: Add one mana of any color. Spend this mana only to cast a creature spell. 1/1
Somberwald Sage 2GCreature — Human Druid {T}: Add three mana of any one color. Spend this mana only to cast creature spells. 0/1
Armory Paladin 1RWCreature — Human Knight Trample Whenever you cast an Aura or Equipment spell, exile the top card of your library. You may play that card until the end of your next turn. 3/3
Kayla's Music Box 2Legendary Artifact {W}, {T}: Look at the top card of your library, then exile it face down. (You may look at it any time.) {T}: Until end of turn, you may play cards you own exiled with Kayla's Music Box.
Yennett, Cryptic Sovereign 2WUBLegendary Creature — Sphinx Flying, vigilance, menace Whenever Yennett, Cryptic Sovereign attacks, reveal the top card of your library. You may cast it without paying its mana cost if its mana value is odd. If you don't cast it, draw a card. 3/5
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