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
Hook Horror 4BCreature — Horror Molting Exoskeleton — When Hook Horror dies, it perpetually gets -1/-1. Then if that card's toughness is 1 or greater, return it to the battlefield under its owner's control. 3/3
Touch of the Horned God Sorcery Whenever a Minotaur attacks this turn, it gains deathtouch until end of turn.
Jabari's Banner 2Artifact {1}, {T}: Target creature gains flanking until end of turn. (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)
Stronghold Overseer 3BBBCreature — Demon Flying Shadow (This creature can block or be blocked by only creatures with shadow.) {B}{B}: Creatures with shadow get +1/+0 until end of turn and creatures without shadow get -1/-0 until end of turn. 5/5
Hunter's Edge 3GSorcery Put a +1/+1 counter on target creature you control. Then that creature deals damage equal to its power to target creature you don't control.
Teleportal URSorcery Target creature you control gets +1/+0 until end of turn and can't be blocked this turn. Overload {3}{U}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
Streambed Aquitects 1UUCreature — Merfolk Scout {T}: Target Merfolk creature gets +1/+1 and gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island.) {T}: Target land becomes an Island until end of turn. 2/3
Pack Mastiff 1RCreature — Dog {1}{R}: Each creature you control named Pack Mastiff gets +1/+0 until end of turn. 2/2
Bite Down on Crime 3GSorcery As an additional cost to cast this spell, you may collect evidence 6. This spell costs {2} less to cast if evidence was collected. (To collect evidence 6, exile cards with total mana value 6 or greater from your graveyard.) Target creature you control gets +2/+0 until end of turn. It deals damage equal to its power to target creature you don't control.
Twisted Justice 4UBSorcery Target player sacrifices a creature. You draw cards equal to that creature's power.
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