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
Disciple of Griselbrand 1BCreature — Human Cleric {1}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness. 1/1
Truefire Paladin RWCreature — Human Knight Vigilance {R}{W}: Truefire Paladin gets +2/+0 until end of turn. {R}{W}: Truefire Paladin gains first strike until end of turn. 2/2
Shalai, Voice of Plenty 3WLegendary Creature — Angel Flying You, planeswalkers you control, and other creatures you control have hexproof. {4}{G}{G}: Put a +1/+1 counter on each creature you control. 3/4
Ondu Rising 1WSorcery Whenever a creature attacks this turn, it gains lifelink until end of turn. Awaken 4—{4}{W} (If you cast this spell for {4}{W}, also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)
Call to the Void 4BSorcery Each player secretly chooses a creature they control and a creature they don't control. Then those choices are revealed. Destroy each creature chosen this way.
Stuffed Bear 2Artifact {2}: Stuffed Bear becomes a 4/4 green Bear artifact creature until end of turn.
War of the Last Alliance 3WEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Search your library for a legendary creature card, reveal it, put it into your hand, then shuffle. III — Creatures you control gain double strike until end of turn. The Ring tempts you.
Elvish Pathcutter 3GCreature — Elf Scout {2}{G}: Target Elf creature gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.) 1/2
Broodwarden 3GGCreature — Eldrazi Drone Eldrazi Spawn creatures you control get +2/+1. 4/4
Civic Guildmage WCreature — Human Wizard {G}, {T}: Target creature gets +0/+1 until end of turn. {U}, {T}: Put target creature you control on top of its owner's library. 1/1
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