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
Wine of Blood and Iron 3Artifact {4}: Target creature gets +X/+0 until end of turn, where X is its power. Sacrifice Wine of Blood and Iron at the beginning of the next end step.
Dauntless Unity 1WInstant Kicker {1}{W} (You may pay an additional {1}{W} as you cast this spell.) Creatures you control get +1/+1 until end of turn. If this spell was kicked, those creatures get +2/+1 until end of turn instead.
A-Riveteers Initiate 1RCreature — Viashino Citizen {B/G}: Riveteers Initiate gains deathtouch until end of turn. 2/2
Kytheon's Tactics 1WWSorcery Creatures you control get +2/+1 until end of turn. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, those creatures also gain vigilance until end of turn. (Attacking doesn't cause them to tap.)
The Shattered States Era 4REnchantment — Saga (As this Saga enters and after your draw step, add a lore counter.) I — Gain control of target creature until end of turn. Untap it. It gains haste until end of turn. II — Creatures you control get +1/+0 until end of turn. III — Exile this Saga, then return it to the battlefield transformed under your control.
Might of the Masses GInstant Target creature gets +1/+1 until end of turn for each creature you control.
Xenagos, God of Revels 3RGLegendary Enchantment Creature — God Indestructible As long as your devotion to red and green is less than seven, Xenagos isn't a creature. At the beginning of combat on your turn, another target creature you control gains haste and gets +X/+X until end of turn, where X is that creature's power. 6/5
Titania, Gaea Incarnate Legendary Creature — Elemental Avatar Vigilance, reach, trample, haste Titania, Gaea Incarnate's power and toughness are each equal to the number of lands you control. When Titania enters the battlefield, return all land cards from your graveyard to the battlefield tapped. {3}{G}: Put four +1/+1 counters on target land you control. It becomes a 0/0 Elemental creature with haste. It's still a land. */*
Volatile Claws 2RInstant Until end of turn, creatures you control get +2/+0 and gain all creature types.
Spotter Thopter 8Artifact Creature — Thopter Prototype {3}{U} — 2/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying When Spotter Thopter enters the battlefield, scry X, where X is its power. 4/5
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