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
Munda's Vanguard 4WCreature — Kor Knight Ally Cohort — {T}, Tap an untapped Ally you control: Put a +1/+1 counter on each creature you control. 3/3
Charging Griffin 3WCreature — Griffin Flying (This creature can't be blocked except by creatures with flying or reach.) Whenever Charging Griffin attacks, it gets +1/+1 until end of turn. 2/2
Sworn to the Legion 4WWEnchantment When Sworn to the Legion enters the battlefield, nontoken creatures you control perpetually gain double team. Whenever you cast a creature spell, it perpetually gains double team.
Wrinkly Monkey Shenanigans Stickers {TK}{TK} — {1}: Target creature can't block this creature this turn. {TK}{TK}{TK}{TK} — Morbid — At the beginning of each end step, if a creature died this turn and this permanent is a creature, put a -1/-1 counter on this permanent and draw a card. {TK}{TK} — 2/4 {TK}{TK}{TK} — 7/2
Dizzy Spell UInstant Target creature gets -3/-0 until end of turn. Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)
Moodmark Painter 2BBCreature — Human Shaman Undergrowth — When Moodmark Painter enters the battlefield, target creature gains menace and gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard. (It can't be blocked except by two or more creatures.) 2/3
Angelic Voices 2WWEnchantment Creatures you control get +1/+1 as long as you control no nonartifact, nonwhite creatures.
Jacques le Vert 1RGWLegendary Creature — Human Warrior Green creatures you control get +0/+2. 3/2
Keensight Mentor 2WCreature — Human Cleric When Keensight Mentor enters the battlefield, put a vigilance counter on target non-Human creature you control. {1}{W}, {T}: Put a +1/+1 counter on each creature you control with vigilance. 1/4
Festergloom 2BSorcery Nonblack creatures get -1/-1 until end of turn.
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