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
Unchecked Growth 2GInstant — Arcane Target creature gets +4/+4 until end of turn. If it's a Spirit, it gains trample until end of turn.
Greater Forgeling 3RRCreature — Elemental {1}{R}: Greater Forgeling gets +3/-3 until end of turn. 3/4
Scion of Glaciers 2UUCreature — Elemental {U}: Scion of Glaciers gets +1/-1 until end of turn. 2/5
Watercourser 2UCreature — Elemental {U}: Watercourser gets +1/-1 until end of turn. 2/3
Mage's Guile 1UInstant Target creature gains shroud until end of turn. (It can't be the target of spells or abilities.) Cycling {U} ({U}, Discard this card: Draw a card.)
The Battle of Bywater 1WWSorcery Destroy all creatures with power 3 or greater. Then create a Food token for each creature you control. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")
Mordenkainen 4UULegendary Planeswalker — Mordenkainen [+2]: Draw two cards, then put a card from your hand on the bottom of your library. [−2]: Create a blue Dog Illusion creature token with "This creature's power and toughness are each equal to twice the number of cards in your hand." [−10]: Exchange your hand and library, then shuffle. You get an emblem with "You have no maximum hand size." Loyalty 5
Valiant Knight 3WCreature — Human Knight Other Knights you control get +1/+1. {3}{W}{W}: Knights you control gain double strike until end of turn. 3/4
Shelter 1WInstant Target creature you control gains protection from the color of your choice until end of turn. Draw a card.
Brightling 1WWCreature — Shapeshifter {W}: Brightling gains vigilance until end of turn. {W}: Brightling gains lifelink until end of turn. {W}: Return Brightling to its owner's hand. {1}: Brightling gets +1/-1 or -1/+1 until end of turn. 3/3
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