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
Mephidross Slime 1BGCreature — Phyrexian Ooze Trample When Mephidross Slime dies, conjure a card named Mephidross Slime into your graveyard. Perpetually double the power and toughness of Mephidross Slime and that card, then shuffle them into their owner's library. 3/3
Rimefeather Owl 5UUSnow Creature — Bird Flying Rimefeather Owl's power and toughness are each equal to the number of snow permanents on the battlefield. {1}{S}: Put an ice counter on target permanent. Permanents with ice counters on them are snow. */*
The Pride of Hull Clade 10GLegendary Creature — Crocodile Elk Turtle This spell costs {X} less to cast, where X is the total toughness of creatures you control. Defender {2}{U}{U}: Until end of turn, target creature you control gets +1/+0, gains "Whenever this creature deals combat damage to a player, draw cards equal to its toughness," and can attack as though it didn't have defender. 2/15
Doomed Artisan 2WCreature — Human Artificer Sculptures you control can't attack or block. At the beginning of your end step, create a colorless Sculpture artifact creature token with "This creature's power and toughness are each equal to the number of Sculptures you control." 1/1
Thundercloud Elemental 5UUCreature — Elemental Flying {3}{U}: Tap all creatures with toughness 2 or less. {3}{U}: All other creatures lose flying until end of turn. 3/4
Matca Rioters 2GCreature — Human Warrior Domain — Matca Rioters's power and toughness are each equal to the number of basic land types among lands you control. */*
Lena, Selfless Champion 4WWLegendary Creature — Human Knight When Lena, Selfless Champion enters the battlefield, create a 1/1 white Soldier creature token for each nontoken creature you control. Sacrifice Lena: Creatures you control with power less than Lena's power gain indestructible until end of turn. 3/3
Pathbreaker Ibex 4GGCreature — Goat Whenever Pathbreaker Ibex attacks, creatures you control gain trample and get +X/+X until end of turn, where X is the greatest power among creatures you control. 3/3
Walking Bulwark 1Artifact Creature — Golem Defender {2}: Until end of turn, target creature with defender gains haste, can attack as though it didn't have defender, and assigns combat damage equal to its toughness rather than its power. Activate only as a sorcery. 0/3
Arcades, the Strategist 1GWULegendary Creature — Elder Dragon Flying, vigilance Whenever a creature with defender enters the battlefield under your control, draw a card. Each creature you control with defender assigns combat damage equal to its toughness rather than its power and can attack as though it didn't have defender. 3/5
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