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
Sage of Ancient Lore 4GCreature — Human Shaman Werewolf Sage of Ancient Lore's power and toughness are each equal to the number of cards in your hand. When Sage of Ancient Lore enters the battlefield, draw a card. At the beginning of each upkeep, if no spells were cast last turn, transform Sage of Ancient Lore. */*
Pippa, Duchess of Dice 2GLegendary Creature — Human Noble {2}{G}, {T}: Roll a six-sided die. It becomes a green Die creature token with power and toughness each equal to its result. {2}{U}, {T}: Reroll any die. (Activate only any time it makes sense.) 2/2
Golden Ratio 1GUSorcery Draw a card for each different power among creatures you control.
Sturmgeist 3UUCreature — Spirit Flying Sturmgeist's power and toughness are each equal to the number of cards in your hand. Whenever Sturmgeist deals combat damage to a player, draw a card. */*
Rootless Yew 3GGCreature — Treefolk When Rootless Yew dies, search your library for a creature card with power or toughness 6 or greater, reveal it, put it into your hand, then shuffle. 5/4
Malady Invoker Creature — Phyrexian Treefolk When this creature transforms into Malady Invoker, target creature an opponent controls gets -0/-X until end of turn, where X is Malady Invoker's power. 3/3
Gruul Beastmaster 3GCreature — Human Shaman Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.) Whenever Gruul Beastmaster attacks, another target creature you control gets +X/+0 until end of turn, where X is Gruul Beastmaster's power. 2/2
Exponential Growth XXGGSorcery Until end of turn, double target creature's power X times.
Wall of Tombstones 1BCreature — Wall Defender (This creature can't attack.) At the beginning of your upkeep, change Wall of Tombstones's base toughness to 1 plus the number of creature cards in your graveyard. (This effect lasts indefinitely.) 0/1
Animate Library 4UUEnchantment — Aura Enchant your library Enchanted library is an artifact creature on the battlefield with power and toughness each equal to the number of cards in it. It's still a library. If enchanted library would leave the battlefield, exile Animate Library instead.
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