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
Grunn, the Lonely King 4GGLegendary Creature — Ape Warrior Kicker {3} (You may pay an additional {3} as you cast this spell.) If Grunn, the Lonely King was kicked, it enters the battlefield with five +1/+1 counters on it. Whenever Grunn attacks alone, double its power and toughness until end of turn. 5/5
The Bears of Littjara 1GUEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a 2/2 blue Shapeshifter creature token with changeling. II — Any number of target Shapeshifter creatures you control have base power and toughness 4/4. III — Choose up to one target creature or planeswalker. Each creature with power 4 or greater you control deals damage equal to its power to that permanent.
Minsc, Beloved Ranger RGWLegendary Creature — Human Ranger When Minsc, Beloved Ranger enters the battlefield, create Boo, a legendary 1/1 red Hamster creature token with trample and haste. {X}: Until end of turn, target creature you control has base power and toughness X/X and becomes a Giant in addition to its other types. Activate only as a sorcery. 3/3
Calcite Snapper 1UUCreature — Turtle Shroud (This creature can't be the target of spells or abilities.) Landfall — Whenever a land enters the battlefield under your control, you may switch Calcite Snapper's power and toughness until end of turn. 1/4
Emerald Collector 1UCreature — Human Pirate Whenever Emerald Collector deals combat damage to a player, draw a card. When you draw your third card in a turn, conjure a card named Mox Emerald into your hand. This ability triggers only once. {2}{G}: Emerald Collector has base power and toughness 4/4 until end of turn. 1/2
Sharp-Eyed Rookie 1GCreature — Human Detective Vigilance Whenever a creature enters the battlefield under your control, if its power is greater than Sharp-Eyed Rookie's power or its toughness is greater than Sharp-Eyed Rookie's toughness, put a +1/+1 counter on Sharp-Eyed Rookie and investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") 2/2
Mwonvuli Ooze GCreature — Ooze Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay {2} for each age counter on it.) Mwonvuli Ooze's power and toughness are each equal to 1 plus twice the number of age counters on it. 1+*/1+*
Zur, Eternal Schemer WUBLegendary Creature — Human Wizard Flying Enchantment creatures you control have deathtouch, lifelink, and hexproof. {1}{W}: Target non-Aura enchantment you control becomes a creature in addition to its other types and has base power and base toughness each equal to its mana value. 1/4
Nogi, Draco-Zealot 1RRLegendary Creature — Kobold Shaman Dragon spells you cast cost {1} less to cast. Whenever Nogi, Draco-Zealot attacks, if you control three or more Dragons, until end of turn, Nogi becomes a Dragon with base power and toughness 5/5 and gains flying. 3/3
Elvish Impersonators 3GCreature — Elves As Elvish Impersonators enters the battlefield, roll a six-sided die twice. Its base power becomes the first result and its base toughness becomes the second result. */*
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