The Biomass Mutation card (C21 #209) is a Rare Instant from the 2021 Commander 2021 expansion. It provides versatile power boosts to creatures using Green and Blue mana.
2021 • Magic: The Gathering • Commander 2021
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| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$0.21 | Guide Estimate | +16.7% | ||
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Oct 12, 2026
Biomass Mutation is a Rare Instant card from the Magic: The Gathering Commander 2021 set, designated as card number 209 in the Commander 2021 checklist. Designed for the two-color format, this card requires a mana cost of {X}{G/U}{G/U} and maintains a mana value of 2. The card’s color identity encompasses both Green and Blue, allowing it to fit into decks constructed around those specific colors. Its primary effect grants creatures you control base power and toughness of X/X until the end of the turn, offering flexible board presence depending on the value of X chosen at resolution. The card features artwork by Dan Murayama Scott and includes flavor text attributed to Vorel of the Hull Clade, which explores themes of evolutionary regression and alteration. As a staple in the Commander 2021 release, Biomass Mutation appeals to players and collectors who appreciate the strategic depth of the Commander format. The card’s design and functionality reflect the creative direction of the 2021 set, making it a recognizable piece for enthusiasts of the Magic: The Gathering trading card game. The card's ability to set creatures' base power and toughness to X/X makes it a functional choice for decks built around the Green and Blue color pair.
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The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
The core identity of the card within the set.
The subject, team, league, and sport context tied to this card.
Featured
Biomass Mutation
Game
Magic: The Gathering
Rarity, print treatment, and game-specific stats for this card.
Rare
Dan Murayama Scott
Card Stock
English
{X}{G/U}{G/U}
Instant
G, U
Abilities, attacks, oracle text, and flavor text printed on the card.
Creatures you control have base power and toughness X/X until end of turn.
"A regression to ancient forms? A glimpse of future evolutions? Or a fleeting alteration of the present?" —Vorel of the Hull Clade
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