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
Hardy Outlander 1GLegendary Enchantment — Background Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, another target creature you control gets +X/+X until end of turn, where X is this creature's power."
Nameless Race 3BCreature Trample As Nameless Race enters the battlefield, pay any amount of life. The amount you pay can't be more than the total number of white nontoken permanents your opponents control plus the total number of white cards in their graveyards. Nameless Race's power and toughness are each equal to the life paid as it entered the battlefield. */*
Vault of the Archangel Land {T}: Add {C}. {2}{W}{B}, {T}: Creatures you control gain deathtouch and lifelink until end of turn.
Neighborhood Guardian 1WCreature — Unicorn Whenever another creature with power 2 or less enters the battlefield under your control, target creature you control gets +1/+1 until end of turn. 2/2
Archpriest of Iona WCreature — Human Cleric Archpriest of Iona's power is equal to the number of creatures in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) At the beginning of combat on your turn, if you have a full party, target creature gets +1/+1 and gains flying until end of turn. */2
Miming Slime 2GSorcery Create an X/X green Ooze creature token, where X is the greatest power among creatures you control.
Afterlife Insurance 1W/BInstant Creatures you control gain afterlife 1 until end of turn. Draw a card. (When a creature with afterlife 1 dies, create a 1/1 white and black Spirit creature token with flying.)
Phantasmal Mount 1UCreature — Illusion Horse Flying {T}: Target creature you control with toughness 2 or less gets +1/+1 and gains flying until end of turn. When Phantasmal Mount leaves the battlefield this turn, sacrifice that creature. When the creature leaves the battlefield this turn, sacrifice Phantasmal Mount. 1/1
Dragonborn Immolator 3RCreature — Dragon Shaman {2}{R}: Dragonborn Immolator gets +1/+0 until end of turn. Gift of Tiamat — When Dragonborn Immolator dies, if its power is greater than 0, note its power. You get a one-time boon with "When you cast a creature spell, it perpetually gets +X/+0, where X is the noted number." 2/4
Renata, Called to the Hunt 2GGLegendary Enchantment Creature — Demigod Renata's power is equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.) Each other creature you control enters the battlefield with an additional +1/+1 counter on it. */3
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