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
Grasp of Phantoms 3USorcery Put target creature on top of its owner's library. Flashback {7}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Martyr of Ashes RCreature — Human Shaman {2}, Reveal X red cards from your hand, Sacrifice Martyr of Ashes: Martyr of Ashes deals X damage to each creature without flying. 1/1
Ingenious Smith 1WCreature — Human Artificer When Ingenious Smith enters the battlefield, look at the top four cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. Whenever one or more artifacts enter the battlefield under your control, put a +1/+1 counter on Ingenious Smith. This ability triggers only once each turn. 1/1
Gift of Estates 1WSorcery If an opponent controls more lands than you, search your library for up to three Plains cards, reveal them, put them into your hand, then shuffle.
Ancestral Knowledge 1UEnchantment Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Ancestral Knowledge enters the battlefield, look at the top ten cards of your library, then exile any number of them and put the rest back on top of your library in any order. When Ancestral Knowledge leaves the battlefield, shuffle your library.
Sarevok's Tome 4Artifact When Sarevok's Tome enters the battlefield, you take the initiative. {T}: Add {C}. If you have the initiative, add {C}{C} instead. {3}, {T}: Exile cards from the top of your library until you exile a nonland card. You may cast that card without paying its mana cost. Activate only if you've completed a dungeon.
Mindblaze 5RSorcery Choose a nonland card name and a number greater than 0. Target player reveals their library. If that library contains exactly the chosen number of cards with the chosen name, Mindblaze deals 8 damage to that player. Then that player shuffles.
Chronostutter 5UInstant Put target creature into its owner's library second from the top.
Isolation at Orthanc 3UInstant Put target creature into its owner's library second from the top.
Wizened Arbiter WWCreature — Human Soldier Wizard When Wizened Arbiter enters the battlefield, you may reveal a white card you own from outside the game. If you do, exchange that card with a card in your hand. 2/1
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