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
Coerced to Kill 3UBEnchantment — Aura Enchant creature You control enchanted creature. Enchanted creature has base power and toughness 1/1, has deathtouch, and is an Assassin in addition to its other types.
A-Mightstone's Animation 2UEnchantment — Aura Enchant artifact When Mightstone's Animation enters the battlefield, draw two cards, then discard a card. Enchanted artifact is a creature with base power and toughness 4/4 in addition to its other types.
Soul of Eternity 5WWCreature — Avatar Soul of Eternity's power and toughness are each equal to your life total. Encore {7}{W}{W} ({7}{W}{W}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.) */*
Vertex Paladin Creature — Angel Knight Flying Vertex Paladin's power and toughness are each equal to the number of creatures you control. */*
Seraph of the Masses 5WWCreature — Angel Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Flying Seraph of the Masses's power and toughness are each equal to the number of creatures you control. */*
Awakened Awareness XUUEnchantment — Aura Enchant artifact or creature When Awakened Awareness enters the battlefield, put X +1/+1 counters on enchanted permanent. As long as enchanted permanent is a creature, it has base power and toughness 1/1.
Oko, the Trickster 4GULegendary Planeswalker — Oko [+1]: Put two +1/+1 counters on up to one target creature you control. [0]: Until end of turn, Oko, the Trickster becomes a copy of target creature you control. Prevent all damage that would be dealt to him this turn. [−7]: Until end of turn, each creature you control has base power and toughness 10/10 and gains trample. Loyalty 4
The Meep 2BLegendary Creature — Alien Ward—Pay 3 life. Whenever The Meep attacks, you may sacrifice another creature. If you do, creatures you control have base power and toughness X/X until end of turn, where X is the sacrificed creature's mana value. 0/4
Crusader of Odric 2WCreature — Human Soldier Crusader of Odric's power and toughness are each equal to the number of creatures you control. */*
Fluros of Myra's Marvels 2UULegendary Creature — Merfolk Performer As Fluros of Myra's Marvels enters the battlefield, choose a number greater than 0. Whenever you cast a spell with power, toughness, or loyalty equal to the chosen number, target artifact or creature becomes an artifact creature with base power and toughness X/X until end of turn, where X is the chosen number. Partner 3/4
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