Koma, Cosmos Serpent
Kaldheim Promos · #221p

Koma, Cosmos Serpent

Koma, Cosmos Serpent is a Mythic Legendary Creature — Serpent from Kaldheim Promos (221p) in Magic: The Gathering. Mana cost {3}{G}{G}{U}{U}. Color identity: G, U. Cactaur's latest catalog snapshot shows a market reference near $5.22 for ungraded copies.

Kaldheim Promos set collectorsHigh-end singles buyersFinish-sensitive collectors [object Object][object Object][object Object][object Object][object Object][object Object]
TCGPlayer market $5.22
Cardmarket trend €4.44
Rarity Mythic
App coming soon

Who is this card for?

Koma, Cosmos Serpent suits collectors and players working on Kaldheim Promos who need the Mythic slot. Treat $5.22 as a starting reference only — verify finish, border treatment, and condition before paying premium singles prices.

What is Koma, Cosmos Serpent from Kaldheim Promos?

Koma, Cosmos Serpent is a Legendary Creature — Serpent in Kaldheim Promos numbered 221p. Mana cost {3}{G}{G}{U}{U}. Color identity: G, U. Koma, Cosmos Serpent (221p) is a chase-tier Mythic Legendary Creature — Serpent in Kaldheim Promos. Finish, border treatment, and grade drive most of the premium beyond raw near-mint quotes.

What is Koma, Cosmos Serpent worth today?

Cactaur tracks a market reference near $5.22 for Koma, Cosmos Serpent. Low and high spread runs $5.22 to null. Per-finish references: cardmarket: $4.44; foil: $5.22; Normal: $6.05. This printing is from Kaldheim Promos. Collector number 221p distinguishes this printing from same-name cards in other sets.

SetKaldheim Promos
Number221p
RarityMythic
TCGPlayer USD$5.22
Cardmarket EUR€4.44
cardmarket $4.44
foil $5.22
Normal $6.05

Card stats

ColorsG, U
Power6

How collectible is Koma, Cosmos Serpent?

Koma, Cosmos Serpent is a Mythic printing in Kaldheim Promos. Chase-tier slots combine scarcity, art, and format demand — prices move with reprint news and tournament results. This printing is from Kaldheim Promos. Collector number 221p distinguishes this printing from same-name cards in other sets.

What are the key details for Koma, Cosmos Serpent?

Koma, Cosmos Serpent lists as Legendary Creature — Serpent. Artist: Jesper Ejsing. Rules text is indexed in the catalog for search and deck research. This printing is from Kaldheim Promos. Collector number 221p distinguishes this printing from same-name cards in other sets.

Cactaur's take

Koma, Cosmos Serpent (221p) is a chase-tier Mythic Legendary Creature — Serpent in Kaldheim Promos. Finish, border treatment, and grade drive most of the premium beyond raw near-mint quotes.

Pros

  • Koma, Cosmos Serpent is catalogued as Mythic Legendary Creature — Serpent in Kaldheim Promos, making set and collector number verification straightforward.
  • Public market data shows a reference near $5.22 across finishes (cardmarket: $4.44; foil: $5.22; Normal: $6.05).
  • Mana cost {3}{G}{G}{U}{U} and type line Legendary Creature — Serpent help deck builders confirm the correct printing quickly.

Cons

  • Raw market prices vary by condition and finish — near-mint estimates are not slab grades.

Verdict: Use $5.22 as a benchmark, then adjust for finish, grade, and how quickly you need to buy or sell.

FAQ

What is Koma, Cosmos Serpent from Kaldheim Promos?

Koma, Cosmos Serpent is a Mythic Legendary Creature — Serpent from Kaldheim Promos numbered 221p in Magic: The Gathering. Cactaur indexes set, rarity, mana cost, and market references for this printing.

How much is Koma, Cosmos Serpent worth?

Cactaur's catalog snapshot shows a market reference near $5.22 for ungraded Koma, Cosmos Serpent. Condition, finish, and recent sold comps can move realized prices above or below that benchmark.

What rarity is Koma, Cosmos Serpent?

Koma, Cosmos Serpent is catalogued as Mythic in Kaldheim Promos. Use the collector number and set symbol on listings to confirm you are buying this exact printing.

Is Koma, Cosmos Serpent legal in Commander or Standard?

Koma, Cosmos Serpent shows format legality in historic, timeless, gladiator, pioneer based on our latest ingest. Always verify the exact printing and ban-list updates before registering a deck for an event.

Why does Koma, Cosmos Serpent trade at a premium?

Koma, Cosmos Serpent combines Mythic scarcity with art, finish, and format demand. Chase slots often move on reprint rumors, tournament results, and condition-sensitive buyer interest.

Related cards

Trust & data sources. Cactaur displays catalog and market data from pokemontcg.io embedded TCGPlayer/Cardmarket references. Prices change frequently and are not guarantees.

Cactaur does not authenticate cards or guarantee values. Scan your copy in the iPhone app for condition-aware guidance.

Catalog snapshot: 2026-06-23. Last updated: 2026-06-23.