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
Leaf-Crowned Elder 2GGCreature — Treefolk Shaman Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Leaf-Crowned Elder, you may reveal it. If you do, you may play that card without paying its mana cost. 3/5
Spell Crumple 1UUInstant Counter target spell. If that spell is countered this way, put it on the bottom of its owner's library instead of into that player's graveyard. Put Spell Crumple on the bottom of its owner's library.
Roar of the Fifth People Enchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I — Create two 3/3 green Dinosaur creature tokens. II — Roar of the Fifth People gains "Creatures you control have '{T}: Add {R}, {G}, or {W}.'" III — Search your library for a Dinosaur card, reveal it, put it into your hand, then shuffle. IV — Dinosaurs you control gain double strike and trample until end of turn.
Kaervek's Purge XBRSorcery Destroy target creature with mana value X. If that creature dies this way, Kaervek's Purge deals damage equal to the creature's power to the creature's controller.
Ghoul's Feast 1BInstant Target creature gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard.
Guest List Artifact — Contraption Whenever you crank Guest List, target creature gets -X/-X until end of turn, where X is the number of creature cards in its controller's graveyard.
Foul Renewal 3BInstant Return target creature card from your graveyard to your hand. Target creature gets -X/-X until end of turn, where X is the toughness of the card returned this way.
Leashling 6Artifact Creature — Dog Put a card from your hand on top of your library: Return Leashling to its owner's hand. 3/3
The Wedding of River Song 2WSorcery Draw two cards, then you may exile a nonland card from your hand with a number of time counters on it equal to its mana value. Then target opponent does the same. Cards exiled this way that don't have suspend gain suspend. Time travel. (For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter.)
Lila, Hospitality Hostess 2GWLegendary Creature — Elf Employee You may look at the top card of your library any time. You may cast common spells from the top of your library. Guests you control get +1/+1. 3/3
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