Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Erratic Mutation

2U · Instant

Choose target creature. Reveal cards from the top of your library until you reveal a nonland card. That creature gets +X/-X until end of turn, where X is that card's mana value. Put all cards revealed this way on the bottom of your library in any order.

Similar cards

Color identity:
NameManaTypeText
Mire's Toll BSorcery Target player reveals a number of cards from their hand equal to the number of Swamps you control. You choose one of them. That player discards that card.
Feeding Frenzy 2BInstant Target creature gets -X/-X until end of turn, where X is the number of Zombies on the battlefield.
Gomazoa 2UCreature — Jellyfish Defender, flying {T}: Put Gomazoa and each creature it's blocking on top of their owners' libraries, then those players shuffle. 0/3
Ashiok, Nightmare Weaver 1UBLegendary Planeswalker — Ashiok [+2]: Exile the top three cards of target opponent's library. [−X]: Put a creature card with mana value X exiled with Ashiok, Nightmare Weaver onto the battlefield under your control. That creature is a Nightmare in addition to its other types. [−10]: Exile all cards from all opponents' hands and graveyards. Loyalty 3
Hostile Negotiations 3BInstant Exile the top three cards of your library in a face-down pile, then exile the top three cards of your library in another face-down pile. Look at the cards in each pile, then turn a pile of your choice face up. An opponent chooses one of those piles. Put all cards in the chosen pile into your hand and the rest into your graveyard. You lose 3 life.
Stolen by the Fae XUUSorcery Return target creature with mana value X to its owner's hand. You create X 1/1 blue Faerie creature tokens with flying.
Visions of Dread 2BSorcery Target opponent puts a creature card of their choice from their graveyard onto the battlefield under your control. Flashback {8}{B}{B}. This spell costs {X} less to cast this way, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Blood Lust 1RInstant If target creature has toughness 5 or greater, it gets +4/-4 until end of turn. Otherwise, it gets +4/-X until end of turn, where X is its toughness minus 1.
A-Eyes of the Beholder 3BBInstant Target creature gets -11/-11 until end of turn.
Eyes of the Beholder 4BBInstant Target creature gets -11/-11 until end of turn.
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