The 2021 Magic: The Gathering Kaldheim Mythic Rare foil card, Koma, Cosmos Serpent (221). A powerful seven-mana legendary serpent for TCG collectors.
2021 • Magic: The Gathering • Kaldheim
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| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$6.19 | Guide Estimate | -2.2% | ||
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Oct 13, 2026
Koma, Cosmos Serpent stands as one of the most formidable threats in the Magic: The Gathering Kaldheim set, released in 2021. As card number 221, this Mythic Rare foil card captures the cosmic horror themes of the plane with a mana cost of {3}{G}{U}. The card features artwork by Jesper Ejsing, bringing the legendary serpent to life for fans of the franchise. In play, Koma, Cosmos Serpent cannot be countered, making it a resilient addition to any deck. Its upkeep ability creates a 3/3 blue Serpent creature token, providing board presence and resources. Players can sacrifice another Serpent to activate powerful effects, such as tapping a permanent or granting Koma indestructible until end of turn. This versatility makes it a staple in competitive strategies and a prized piece for collectors of legendary creatures. The foil treatment adds a premium touch, enhancing its visual appeal in any binder or display case. For investors in trading card games, high-quality copies of this Mythic Rare card represent a significant piece of Kaldheim history. The combination of powerful mechanics and striking foil finish ensures its place among the most sought-after cards from the 2021 release. Whether building a collection of legendary serpents or completing the Kaldheim set, this card offers enduring collector value and gameplay impact.
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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
Koma, Cosmos Serpent
Game
Magic: The Gathering
Rarity, print treatment, and game-specific stats for this card.
Mythic Rare
Jesper Ejsing
Card Stock
English
Foil
{3}{G}{G}{U}{U}
Legendary Creature — Serpent
6 / 6
G, U
Abilities, attacks, oracle text, and flavor text printed on the card.
This spell can't be countered. At the beginning of each upkeep, create a 3/3 blue Serpent creature token named Koma's Coil. Sacrifice another Serpent: Choose one — • Tap target permanent. Its activated abilities can't be activated this turn. • Koma gains indestructible until end of turn.
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