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
Cunning Coyote 1RCreature — Coyote Haste When Cunning Coyote enters the battlefield, another target creature you control gets +1/+1 and gains haste until end of turn. Plot {1}{R} (You may pay {1}{R} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.) 2/2
Great Defender WInstant Target creature gets +0/+X until end of turn, where X is its mana value.
Cankerous Thirst 3B/GInstant If {B} was spent to cast this spell, you may have target creature get -3/-3 until end of turn. If {G} was spent to cast this spell, you may have target creature get +3/+3 until end of turn. (Do both if {B}{G} was spent.)
Fully Grown 2GInstant Target creature gets +3/+3 until end of turn. Put a trample counter on it.
Hampering Snare 1UInstant Creatures your opponents control get -2/-0 until end of turn. Cycling {2} ({2}, Discard this card: Draw a card.)
Suffocating Fumes 2BInstant Creatures your opponents control get -1/-1 until end of turn. Cycling {2} ({2}, Discard this card: Draw a card.)
Smelt-Ward Gatekeepers 3RCreature — Human Warrior When Smelt-Ward Gatekeepers enters the battlefield, if you control two or more Gates, gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn. 2/4
Oblivion Crown 1BEnchantment — Aura Flash (You may cast this spell any time you could cast an instant.) Enchant creature Enchanted creature has "Discard a card: This creature gets +1/+1 until end of turn."
Nahiri's Resolve 3RWEnchantment Creatures you control get +1/+0 and have haste. At the beginning of your end step, exile any number of nontoken artifacts and/or creatures you control. Return those cards to the battlefield under their owner's control at the beginning of your next upkeep.
Regal Force 4GGGCreature — Elemental When Regal Force enters the battlefield, draw a card for each green creature you control. 5/5
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