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
Pyreheart Wolf 2RCreature — Wolf Whenever Pyreheart Wolf attacks, creatures you control gain menace until end of turn. (They can't be blocked except by two or more creatures.) Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) 1/1
Plague Nurse 3GCreature — Phyrexian Cleric Toxic 2 {2}{G}: Each other creature you control with toxic gains toxic 1 until end of turn. Activate only once each turn. (A player dealt combat damage by a creature with toxic also gets poison counters equal to that creature's total toxic value.) 3/4
Leonin Armorguard 2GWCreature — Cat Soldier When Leonin Armorguard enters the battlefield, creatures you control get +1/+1 until end of turn. 3/3
Triumph of the Hordes 2GGSorcery Until end of turn, creatures you control get +1/+1 and gain trample and infect. (Creatures with infect deal damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Krovikan Elementalist BBCreature — Human Wizard {2}{R}: Target creature gets +1/+0 until end of turn. {U}{U}: Target creature you control gains flying until end of turn. Sacrifice it at the beginning of the next end step. 1/1
Birgi, God of Storytelling 2RLegendary Creature — God Whenever you cast a spell, add {R}. Until end of turn, you don't lose this mana as steps and phases end. Creatures you control can boast twice during each of your turns rather than once. 3/3
Selfless Spirit 1WCreature — Spirit Cleric Flying Sacrifice Selfless Spirit: Creatures you control gain indestructible until end of turn. 2/1
Rampaging Spiketail 4BBCreature — Dinosaur When Rampaging Spiketail enters the battlefield, target creature you control gets +2/+0 and gains indestructible until end of turn. Swampcycling {2} ({2}, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.) 5/6
Shamanic Revelation 3GGSorcery Draw a card for each creature you control. Ferocious — You gain 4 life for each creature you control with power 4 or greater.
Shell Skulkin 4Artifact Creature — Scarecrow {3}: Target blue creature gains shroud until end of turn. (It can't be the target of spells or abilities.) 3/2
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