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
Writ of Passage UEnchantment — Aura Enchant creature Whenever enchanted creature attacks, if its power is 2 or less, it can't be blocked this turn. Forecast — {1}{U}, Reveal Writ of Passage from your hand: Target creature with power 2 or less can't be blocked this turn. (Activate only during your upkeep and only once each turn.)
Mistform Mutant 4UUCreature — Illusion Mutant {1}{U}: Choose a creature type other than Wall. Target creature becomes that type until end of turn. 3/4
Arrogant Bloodlord 1BBCreature — Vampire Knight Whenever Arrogant Bloodlord blocks or becomes blocked by a creature with power 1 or less, destroy Arrogant Bloodlord at end of combat. 4/4
Elrond of the White Council 3GULegendary Creature — Elf Noble Secret council — When Elrond of the White Council enters the battlefield, each player secretly votes for fellowship or aid, then those votes are revealed. For each fellowship vote, the voter chooses a creature they control. You gain control of each creature chosen this way, and they gain "This creature can't attack its owner." Then for each aid vote, put a +1/+1 counter on each creature you control. 3/3
Silvar, Devourer of the Free 3BRLegendary Creature — Cat Nightmare Partner with Trynn, Champion of Freedom (When this creature enters the battlefield, target player may put Trynn into their hand from their library, then shuffle.) Menace Sacrifice a Human: Put a +1/+1 counter on Silvar, Devourer of the Free. It gains indestructible until end of turn. 4/2
Thunder Wall 1UUCreature — Wall Defender (This creature can't attack.) Flying {U}: Thunder Wall gets +1/+1 until end of turn. 0/2
Welcoming Vampire 2WCreature — Vampire Flying Whenever one or more other creatures with power 2 or less enter the battlefield under your control, draw a card. This ability triggers only once each turn. 2/3
Hallowed Moonlight 1WInstant Until end of turn, if a creature would enter the battlefield and it wasn't cast, exile it instead. Draw a card.
Lightning Dragon 2RRCreature — Dragon Flying Echo {2}{R}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) {R}: Lightning Dragon gets +1/+0 until end of turn. 4/4
Humble the Brute 4WInstant Destroy target creature with power 4 or greater. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
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