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
Gandalf, White Rider 3WLegendary Creature — Avatar Wizard Vigilance Whenever you cast a spell, creatures you control get +1/+0 until end of turn. Scry 1. When Gandalf, White Rider dies, you may put it into its owner's library fifth from the top. 3/3
Arrester's Zeal WInstant Target creature gets +2/+2 until end of turn. Addendum — If you cast this spell during your main phase, that creature gains flying until end of turn.
Seascape Aerialist 4UCreature — Merfolk Wizard Ally Whenever Seascape Aerialist or another Ally enters the battlefield under your control, you may have Ally creatures you control gain flying until end of turn. 2/3
Cytoshape 1GUInstant Choose a nonlegendary creature on the battlefield. Target creature becomes a copy of that creature until end of turn.
Prosperity Tycoon 3WCreature — Human Noble When Prosperity Tycoon enters the battlefield, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery." {2}, Sacrifice a token: Prosperity Tycoon gains indestructible until end of turn. Tap it. (Damage and effects that say "destroy" don't destroy it.) 4/2
Eight-and-a-Half-Tails WWLegendary Creature — Fox Cleric {1}{W}: Target permanent you control gains protection from white until end of turn. {1}: Target spell or permanent becomes white until end of turn. 2/2
Shaper Guildmage UCreature — Human Wizard {W}, {T}: Target creature gains first strike until end of turn. {B}, {T}: Target creature gets +1/+0 until end of turn. 1/1
Robobrain War Mind 3UArtifact Creature — Robot Robobrain War Mind's power is equal to the number of cards in your hand. When Robobrain War Mind enters the battlefield, you get an amount of {E} (energy counters) equal to the number of artifact creatures you control. Whenever Robobrain War Mind attacks, you may pay {E}{E}{E}. If you do, draw a card. */5
Akiri, Fearless Voyager 1RWLegendary Creature — Kor Warrior Whenever you attack a player with one or more equipped creatures, draw a card. {W}: You may unattach an Equipment from a creature you control. If you do, tap that creature and it gains indestructible until end of turn. 3/3
Crackling Doom RWBInstant Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls.
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