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
Infinite Authority WWWEnchantment — Aura Enchant creature Whenever enchanted creature blocks or becomes blocked by a creature with toughness 3 or less, destroy the other creature at end of combat. At the beginning of the next end step, if that creature was destroyed this way, put a +1/+1 counter on the first creature.
Resolute Blademaster 3RWCreature — Human Soldier Ally Rally — Whenever Resolute Blademaster or another Ally enters the battlefield under your control, creatures you control gain double strike until end of turn. 2/2
Domri's Ambush RGSorcery Put a +1/+1 counter on target creature you control. Then that creature deals damage equal to its power to target creature or planeswalker you don't control.
Stream Hopper U/RCreature — Goblin {U/R}: Stream Hopper gains flying until end of turn. 1/1
Seafarer's Quay Land Blue legendary creatures you control have "bands with other legendary creatures." (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures." Bands are blocked as a group. If at least two legendary creatures you control, one of which has "bands with other legendary creatures," are blocking or being blocked by the same creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)
Blinding Fog 2GInstant Prevent all damage that would be dealt to creatures this turn. Creatures you control gain hexproof until end of turn. (They can't be the targets of spells or abilities your opponents control.)
Kheru Bloodsucker 2BCreature — Vampire Whenever a creature you control with toughness 4 or greater dies, each opponent loses 2 life and you gain 2 life. {2}{B}, Sacrifice another creature: Put a +1/+1 counter on Kheru Bloodsucker. 2/2
Aspect of Hydra GInstant Target creature gets +X/+X until end of turn, where X is your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.)
Sun Quan, Lord of Wu 4UULegendary Creature — Human Soldier Creatures you control have horsemanship. (They can't be blocked except by creatures with horsemanship.) 4/4
Last Breath 1WInstant Exile target creature with power 2 or less. Its controller gains 4 life.
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