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
Portent of Betrayal 3RSorcery Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
Nantuko Shade BBCreature — Insect Shade {B}: Nantuko Shade gets +1/+1 until end of turn. 2/1
Perilous Shadow 2BBCreature — Insect Shade {1}{B}: Perilous Shadow gets +2/+2 until end of turn. 0/4
Tread Mill Artifact — Contraption Whenever you crank Tread Mill, until end of turn, target creature gets +1/+2, gains vigilance, and becomes an artifact in addition to its other types.
Faceless Haven Snow Land {T}: Add {C}. {S}{S}{S}: Faceless Haven becomes a 4/3 creature with vigilance and all creature types until end of turn. It's still a land. ({S} can be paid with one mana from a snow source.)
Kraul Harpooner 1GCreature — Insect Warrior Reach Undergrowth — When Kraul Harpooner enters the battlefield, choose up to one target creature you don't control with flying. Kraul Harpooner gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard, then you may have Kraul Harpooner fight that creature. 3/2
Tidewater Minion 3UUCreature — Elemental Minion Defender (This creature can't attack.) {4}: Tidewater Minion loses defender until end of turn. {T}: Untap target permanent. 4/4
Jadecraft Artisan 3GCreature — Merfolk Shaman When Jadecraft Artisan enters the battlefield, target creature gets +2/+2 until end of turn. 3/3
Brokers Charm GWUInstant Choose one — • Target creature you control gets +1/+0 until end of turn. It deals damage equal to its power to target creature or planeswalker an opponent controls. • Destroy target enchantment. • Draw two cards.
Join the Dead 1BBInstant Target creature gets -5/-5 until end of turn. Descend 4 — That creature gets -10/-10 until end of turn instead if there are four or more permanent cards in your graveyard.
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