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
Interdisciplinary Mascot 6UUCreature — Elemental Fractal Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Ward {3} When Interdisciplinary Mascot enters the battlefield, look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in a random order. 5/5
Soulfire Eruption 6RRRSorcery Choose any number of target creatures, planeswalkers, and/or players. For each of them, exile the top card of your library, then Soulfire Eruption deals damage equal to that card's mana value to that permanent or player. You may play the exiled cards until the end of your next turn.
Vivien's Invocation 5GGSorcery Look at the top seven cards of your library. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order. When a creature is put onto the battlefield this way, it deals damage equal to its power to target creature an opponent controls.
Arjun, the Shifting Flame 4URLegendary Creature — Sphinx Wizard Flying Whenever you cast a spell, put the cards in your hand on the bottom of your library in any order, then draw that many cards. 5/5
Living Armor 4Artifact {T}, Sacrifice Living Armor: Put X +0/+1 counters on target creature, where X is that creature's mana value.
Artillery Enthusiast RCreature — Goblin Artificer Modified creatures you control have menace. When Artillery Enthusiast enters the battlefield, you may discard a card. If you do, seek a card with mana value equal to that card's mana value. 1/2
Sylvan Library 1GEnchantment At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.
Addle 1BSorcery Choose a color. Target player reveals their hand and you choose a card of that color from it. That player discards that card.
Plasmancer 2BBArtifact Creature — Necron Wizard Flying Dynastic Advisor — When Plasmancer enters the battlefield, search your library for a basic Swamp card, reveal it, put it into your hand, then shuffle. 3/3
Displacement Wave XUUSorcery Return all nonland permanents with mana value X or less to their owners' hands.
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