The Monstrous Serpent

Koma, Cosmos Serpent

10 printings · from $0.22 to $16.74 · pictured: Avatar: The Last Airbender Eternal #51

$4.03

cheapest of 16 store offers · see all

market $4.79

Mana cost: {3}{G}{G}{U}{U}

Type: Legendary Creature — Serpent

Commonly played as: Tokens, Sacrifice Outlet

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.

Artist: Viacom

Released: 2025-11-21

Market price

  • TCGplayer: $4.79
  • TCGplayer foil: $5.43
  • Cardmarket: €4.73
  • Cardmarket foil: €5.53
  • MTGO tix: 0.07
$6.02$1.79
232 days of daily prices for The Monstrous Serpent: $1.95 to $4.79
2026-01-252026-11-13
regular foil · 232 days tracked · $1.95 → $4.79 (+146%) · low $1.79 · high $6.02
Daily USD snapshots; a flat stretch is a day with no new price recorded.

Other languages

The same printing (Avatar: The Last Airbender Eternal #51) in 10 other languages.

Store prices

The 3 cheapest per condition and finish, in stock at the last check. Offers not re-confirmed within 60 days are not shown. Prices in different currencies are compared at the current exchange rate.

StoreConditionFinishPriceChecked
ManaPoolSP · todaySPregular$4.03today
ManaPoolNM · todayNMregular$4.39today
CardTraderNM · 6 days agoNMregular€4.116 days ago
Mana MarketNM · todayNMregular7.00 AUDtoday
ManaPoolSP · foil · todaySPfoil$4.95today
ManaPoolMP · todayMPregular$5.10today
CardTraderSP · 6 days agoSPregular€5.086 days ago
CardmarketNM · foil · todayNMfoil€5.53today
ManaPoolNM · foil · todayNMfoil$6.60today
CardTraderNM · foil · 6 days agoNMfoil€6.066 days ago

Truncated: 6 further offers are available at a higher price in the same conditions, out of 16 in total.

Format legality

  • standard: not legal
  • pioneer: legal
  • modern: legal
  • legacy: legal
  • vintage: legal
  • commander: legal
  • pauper: not legal
  • brawl: legal

In Gestic collections

  • Held in 46 lists
  • Played in 3 decks

Decks that play this card

  • Deep Clue Sea {G}{U}{W}1 copy · 100 cards · bracket 3 · official precon

Browse all decks

All printings

Set#RarityUSD
Avatar: The Last Airbender Eternal#51 · mythic51mythic$4.79
Secret Lair Drop#1765 · mythic1765mythic$14.88
Murders at Karlov Manor Commander#213 · mythic213mythic$5.92
Magic Online Promos#88356 · mythic88356mythic—
Kaldheim Promos#221s · mythic221smythic$16.74 foil
Kaldheim#221 · mythic221mythic$6.18
Kaldheim Promos#221p · mythic221pmythic$6.31
Kaldheim Art Series#60 · common60common$0.22
Kaldheim Art Series#80 · common80common$0.24
Kaldheim#326 · mythic326mythic$6.48