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
Marchesa, the Black Rose 1UBRLegendary Creature — Human Wizard Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.) Other creatures you control have dethrone. Whenever a creature you control with a +1/+1 counter on it dies, return that card to the battlefield under your control at the beginning of the next end step. 3/3
Master of the Wild Hunt 2GGCreature — Human Shaman At the beginning of your upkeep, create a 2/2 green Wolf creature token. {T}: Tap all untapped Wolf creatures you control. Each Wolf tapped this way deals damage equal to its power to target creature. That creature deals damage equal to its power divided as its controller chooses among any number of those Wolves. 3/3
Gideon's Phalanx 5WWInstant Create four 2/2 white Knight creature tokens with vigilance. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, creatures you control gain indestructible until end of turn.
Dowsing Device 1RArtifact Whenever Dowsing Device or another artifact enters the battlefield under your control, up to one target creature you control gets +1/+0 and gains haste until end of turn. Then transform Dowsing Device if you control four or more artifacts.
Sanctum Spirit 3WCreature — Spirit Lifelink Discard a historic card: Sanctum Spirit gains indestructible until end of turn. (Artifacts, legendaries, and Sagas are historic.) 3/2
Witch-Maw Nephilim GWUBCreature — Nephilim Whenever you cast a spell, you may put two +1/+1 counters on Witch-Maw Nephilim. Whenever Witch-Maw Nephilim attacks, it gains trample until end of turn if its power is 10 or greater. 1/1
Shadowheart, Dark Justiciar 3BLegendary Creature — Human Elf Cleric {1}{B}, {T}, Sacrifice another creature: Draw X cards, where X is that creature's power. Choose a Background (You can have a Background as a second commander.) 3/4
Multiform Wonder 5Artifact Creature — Construct When Multiform Wonder enters the battlefield, you get {E}{E}{E} (three energy counters). Pay {E}: Multiform Wonder gains your choice of flying, vigilance, or lifelink until end of turn. Pay {E}: Multiform Wonder gets +2/-2 or -2/+2 until end of turn. 3/3
Ondu Champion 2RRCreature — Minotaur Warrior Ally Rally — Whenever Ondu Champion or another Ally enters the battlefield under your control, creatures you control gain trample until end of turn. 4/3
Colossal Growth 1GInstant Kicker {R} (You may pay an additional {R} as you cast this spell.) Target creature gets +3/+3 until end of turn. If this spell was kicked, instead that creature gets +4/+4 and gains trample and haste until end of turn.
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