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
Feasting Hobbit 1GCreature — Halfling Citizen Devour Food 3 (As this enters the battlefield, you may sacrifice any number of Foods. This creature enters the battlefield with three times that many +1/+1 counters on it.) Creatures with power less than Feasting Hobbit's power can't block it. 2/2
Elusive Otter UCreature — Otter Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Creatures with power less than Elusive Otter's power can't block it. 1/1
Soramaro, First to Dream 4UULegendary Creature — Spirit Flying Soramaro, First to Dream's power and toughness are each equal to the number of cards in your hand. {4}, Return a land you control to its owner's hand: Draw a card. */*
Onward 2RInstant Target creature gets +X/+0 until end of turn, where X is its power.
Rush of Blood 2RInstant Target creature gets +X/+0 until end of turn, where X is its power.
Phthisis 3BBBBSorcery Destroy target creature. Its controller loses life equal to its power plus its toughness. Suspend 5—{1}{B} (Rather than cast this card from your hand, you may pay {1}{B} and exile it with five time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)
Animate Object 4USorcery You get seven {TK}. Choose an inanimate object you own from outside the game. Put a power and toughness sticker on it. You may also put a name sticker, an art sticker, and/or an ability sticker on it. Put it onto the battlefield as a creature token.
Allosaurus Rider 5GGCreature — Elf Warrior You may exile two green cards from your hand rather than pay this spell's mana cost. Allosaurus Rider's power and toughness are each equal to 1 plus the number of lands you control. 1+*/1+*
Oaken Power Suit Artifact — Contraption Whenever you crank Oaken Power Suit, target creature gets +X/+X until end of turn, where X is the greatest power among creatures you control.
Werewolf of Ancient Hunger Creature — Werewolf Vigilance, trample Werewolf of Ancient Hunger's power and toughness are each equal to the total number of cards in all players' hands. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Werewolf of Ancient Hunger. */*
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