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
Freejam Regent 4RRCreature — Dragon Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Flying {1}{R}: Freejam Regent gets +2/+0 until end of turn. 4/4
Zameck Guildmage GUCreature — Elf Wizard {G}{U}: This turn, each creature you control enters the battlefield with an additional +1/+1 counter on it. {G}{U}, Remove a +1/+1 counter from a creature you control: Draw a card. 2/2
Biting Rain 2BBSorcery All creatures get -2/-2 until end of turn. Madness {2}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
Bane of the Living 2BBCreature — Insect Morph {X}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Bane of the Living is turned face up, all creatures get -X/-X until end of turn. 4/3
Serve 1UInstant Target creature gets -6/-0 until end of turn. Fuse (You may cast one or both halves of this card from your hand.)
Arachnoid Adaptation GInstant Target creature gets +2/+2 and gains reach until end of turn. Untap it.
Leaping Ambush GInstant Target creature gets +1/+3 and gains reach until end of turn. Untap it.
Vines of the Recluse GInstant Target creature gets +1/+2 and gains reach until end of turn. Untap it. (A creature with reach can block creatures with flying.)
Witch's Web 1GInstant Target creature gets +3/+3 and gains reach until end of turn. Untap it.
Elder Arthur Maxson 1WBLegendary Creature — Human Knight Creature tokens you control have training. (Whenever a creature token you control attacks with another creature with greater power, put a +1/+1 counter on that token.) Blind Betrayal — Sacrifice another creature: Elder Arthur Maxson gains indestructible until end of turn. 4/2
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