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
Torpid Moloch RCreature — Lizard Defender (This creature can't attack.) Sacrifice three lands: Torpid Moloch loses defender until end of turn. 3/2
Brazen Wolves 2RCreature — Wolf Whenever Brazen Wolves attacks, it gets +2/+0 until end of turn. 2/3
Kiln Walker 3Artifact Creature — Phyrexian Construct Whenever Kiln Walker attacks, it gets +3/+0 until end of turn. 0/3
Jeskai Ascendancy URWEnchantment Whenever you cast a noncreature spell, creatures you control get +1/+1 until end of turn. Untap those creatures. Whenever you cast a noncreature spell, you may draw a card. If you do, discard a card.
Hundred-Talon Strike WInstant — Arcane Target creature gets +1/+0 and gains first strike until end of turn. Splice onto Arcane—Tap an untapped white creature you control. (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
The Black Breath 2BSorcery Creatures your opponents control get -1/-1 until end of turn. The Ring tempts you.
Morkrut Banshee 3BBCreature — Spirit Morbid — When Morkrut Banshee enters the battlefield, if a creature died this turn, target creature gets -4/-4 until end of turn. 4/4
Tears of Rage 2RRInstant Cast this spell only during the declare attackers step. Attacking creatures you control get +X/+0 until end of turn, where X is the number of attacking creatures. Sacrifice those creatures at the beginning of the next end step.
Natural Affinity 2GInstant All lands become 2/2 creatures until end of turn. They're still lands.
Rubblebelt Boar 3RCreature — Boar When Rubblebelt Boar enters the battlefield, target creature gets +2/+0 until end of turn. 3/3
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