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
Call for Blood 4BInstant — Arcane As an additional cost to cast this spell, sacrifice a creature. Target creature gets -X/-X until end of turn, where X is the sacrificed creature's power.
Traitorous Blood 1RRSorcery Gain control of target creature until end of turn. Untap it. It gains trample and haste until end of turn.
A-Zar Ojanen, Scion of Efrava 3GWLegendary Creature — Cat Warrior Domain — Whenever Zar Ojanen, Scion of Efrava enters the battlefield or becomes tapped, put a +1/+1 counter on each creature you control with toughness less than the number of basic land types among lands you control. 4/4
Hour of Devastation 3RRSorcery All creatures lose indestructible until end of turn. Hour of Devastation deals 5 damage to each creature and each non-Bolas planeswalker.
Thundering Ceratok 4GCreature — Rhino Trample When Thundering Ceratok enters the battlefield, other creatures you control gain trample until end of turn. 4/5
Nissa's Judgment 4GSorcery Support 2. (Put a +1/+1 counter on each of up to two target creatures.) Choose up to one target creature an opponent controls. Each creature you control with a +1/+1 counter on it deals damage equal to its power to that creature.
Wild Might 1GInstant Target creature gets +1/+1 until end of turn. That creature gets an additional +4/+4 until end of turn unless any player pays {2}.
Zombie Trailblazer BBBCreature — Zombie Scout Tap an untapped Zombie you control: Target land becomes a Swamp until end of turn. Tap an untapped Zombie you control: Target creature gains swampwalk until end of turn. (It can't be blocked as long as defending player controls a Swamp.) 2/2
Academic Dispute RInstant Target creature blocks this turn if able. You may have it gain reach until end of turn. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)
Mantis Engine 5Artifact Creature — Insect {2}: Mantis Engine gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.) {2}: Mantis Engine gains first strike until end of turn. (It deals combat damage before creatures without first strike.) 3/3
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