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
Analyze the Pollen GSorcery As an additional cost to cast this spell, you may collect evidence 8. (Exile cards with total mana value 8 or greater from your graveyard.) Search your library for a basic land card. If evidence was collected, instead search your library for a creature or land card. Reveal that card, put it into your hand, then shuffle.
Owlbear Cub 2GCreature — Bird Bear Mama's Coming — Whenever Owlbear Cub attacks a player who controls eight or more lands, look at the top eight cards of your library. You may put a creature card from among them onto the battlefield tapped and attacking that player. Put the rest on the bottom of your library in a random order. 3/3
Moonlight Bargain 3BBInstant Look at the top five cards of your library. For each card, put that card into your graveyard unless you pay 2 life. Then put the rest into your hand.
Scaleguard Sentinels GGCreature — Human Soldier As an additional cost to cast this spell, you may reveal a Dragon card from your hand. Scaleguard Sentinels enters the battlefield with a +1/+1 counter on it if you revealed a Dragon card or controlled a Dragon as you cast this spell. 2/3
Steel Hellkite 6Artifact Creature — Dragon Flying {2}: Steel Hellkite gets +1/+0 until end of turn. {X}: Destroy each nonland permanent with mana value X whose controller was dealt combat damage by Steel Hellkite this turn. Activate only once each turn. 5/5
Kamachal, Ship's Mascot 2RLegendary Creature — Dinosaur Pirate Menace {R}: Kamachal, Ship's Mascot gets +1/+0 until end of turn. Whenever Kamachal deals combat damage to a player, create a Treasure token. Then exile from that player's library a random card with mana value equal to the damage dealt. You may cast that card this turn. 2/2
Doomfall 2BSorcery Choose one — • Target opponent exiles a creature they control. • Target opponent reveals their hand. You choose a nonland card from it. Exile that card.
Prophetic Bolt 3URInstant Prophetic Bolt deals 4 damage to any target. Look at the top four cards of your library. Put one of those cards into your hand and the rest on the bottom of your library in any order.
Bludgeon Brawl 2REnchantment Each noncreature, non-Equipment artifact is an Equipment with equip {X} and "Equipped creature gets +X/+0," where X is that artifact's mana value.
Horizon Seeker 2GCreature — Human Warrior Boast — {1}{G}: Search your library for a basic land card, reveal it, put it into your hand, then shuffle. (Activate only if this creature attacked this turn and only once each turn.) 3/2
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