Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Biomass Mutation

XG/UG/U · Instant

Creatures you control have base power and toughness X/X until end of turn.

Similar cards

Color identity:
NameManaTypeText
Regent's Authority WInstant Target creature gets +2/+2 until end of turn. If it's an enchantment creature or legendary creature, instead put a +1/+1 counter on it and it gets +1/+1 until end of turn.
Mayael's Aria RGWEnchantment At the beginning of your upkeep, put a +1/+1 counter on each creature you control if you control a creature with power 5 or greater. Then you gain 10 life if you control a creature with power 10 or greater. Then you win the game if you control a creature with power 20 or greater.
Wrenn and Seven 3GGLegendary Planeswalker — Wrenn [+1]: Reveal the top four cards of your library. Put all land cards revealed this way into your hand and the rest into your graveyard. [0]: Put any number of land cards from your hand onto the battlefield tapped. [−3]: Create a green Treefolk creature token with reach and "This creature's power and toughness are each equal to the number of lands you control." [−8]: Return all permanent cards from your graveyard to your hand. You get an emblem with "You have no maximum hand size." Loyalty 5
Kor Sky Climber 2WCreature — Kor Soldier Ally {1}{W}: Kor Sky Climber gains flying until end of turn. 3/2
Taii Wakeen, Perfect Shot RWLegendary Creature — Human Mercenary Whenever a source you control deals noncombat damage to a creature equal to that creature's toughness, draw a card. {X}, {T}: If a source you control would deal noncombat damage to a permanent or player this turn, it deals that much damage plus X instead. 2/3
Michiko's Reign of Truth 1WEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter.) I, II — Target creature gets +1/+1 until end of turn for each artifact and/or enchantment you control. III — Exile this Saga, then return it to the battlefield transformed under your control.
Wyluli Wolf 1GCreature — Wolf {T}: Target creature gets +1/+1 until end of turn. 1/1
Rakish Scoundrel 2BGCreature — Elf Rogue Deathtouch When Rakish Scoundrel enters the battlefield or is turned face up, target creature gains indestructible until end of turn. Disguise {4}{B/G}{B/G} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) 3/3
Barge In RInstant Target attacking creature gets +2/+2 until end of turn. Each attacking non-Human creature gains trample until end of turn.
Unlicensed Disintegration 1BRInstant Destroy target creature. If you control an artifact, Unlicensed Disintegration deals 3 damage to that creature's controller.
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