Average Deck for Koma, Cosmos Serpent - Expensive

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent

Rank #341

762decks

As Commander As Card Average Deck Decks

Bracket

All 1 2 3 4 5

Budget

Any $$$$

Fun Alternatives for the Top Ten Saltiest Commanders

Is your playgroup tired of your Tergrid deck? (Can't blame them.) Then check out this list of replacements for the saltiest commanders.

Feb 4, 2026

Levi Perry

Ten Brutal Cards To Try With The Cloning of Shredder

The Cloning of Shredder creates three nonlegendary token copies of a card you exile from your graveyard. What are the best ways to break it?

Decklist

Koma, Cosmos Serpent

Buy at Card Kingdom

Buy at TCGPlayer

Buy at Manapool

Playtest on Archidekt

Commander
- 1Koma, Cosmos SerpentKoma, Cosmos Serpent
Creatures (22)
- 1Adrix and Nev, TwincastersAdrix and Nev, Twincasters
- 1Aesi, Tyrant of Gyre StraitAesi, Tyrant of Gyre Strait
- 1Arixmethes, Slumbering IsleArixmethes, Slumbering Isle
- 1Birds of ParadiseBirds of Paradise
- 1Consecrated SphinxConsecrated Sphinx
- 1Craterhoof BehemothCraterhoof Behemoth
- 1Delighted HalflingDelighted Halfling
- 1Elvish MysticElvish Mystic
- 1Enduring VitalityEnduring Vitality
- 1Fyndhorn ElvesFyndhorn Elves
- 1Hullbreaker HorrorHullbreaker Horror
- 1Junk WinderJunk Winder
- 1Koma, World-EaterKoma, World-Eater
- 1Llanowar ElvesLlanowar Elves
- 1Ohran FrostfangOhran Frostfang
- 1Roaming ThroneRoaming Throne
- 1Sakashima of a Thousand FacesSakashima of a Thousand Faces
- 1Sakashima the ImpostorSakashima the Impostor
- 1Seedborn MuseSeedborn Muse
- 1Serpent of Yawning DepthsSerpent of Yawning Depths
- 1Spark DoubleSpark Double
- 1Spawning KrakenSpawning Kraken
Instants (15)
- 1An Offer You Can't RefuseAn Offer You Can't Refuse
- 1Beast WithinBeast Within
- 1CounterspellCounterspell
- 1Cyclonic RiftCyclonic Rift
- 1Double MajorDouble Major
- 1Fierce GuardianshipFierce Guardianship
- 1Force of NegationForce of Negation
- 1Force of WillForce of Will
- 1Growth SpiralGrowth Spiral
- 1Heroic InterventionHeroic Intervention
- 1Mana DrainMana Drain
- 1PongifyPongify
- 1Second HarvestSecond Harvest
- 1Swan SongSwan Song
- 1Worldly TutorWorldly Tutor
Sorceries (10)
- 1CultivateCultivate
- 1FarseekFarseek
- 1Finale of DevastationFinale of Devastation
- 1Irenicus's Vile DuplicationIrenicus's Vile Duplication
- 1Kodama's ReachKodama's Reach
- 1Nature's LoreNature's Lore
- 1Rampant GrowthRampant Growth
- 1Skyshroud ClaimSkyshroud Claim
- 1Three VisitsThree Visits
- 1Whelming WaveWhelming Wave
Artifacts (9)
- 1Arcane SignetArcane Signet
- 1Helm of the HostHelm of the Host
- 1Lightning GreavesLightning Greaves
- 1Mana VaultMana Vault
- 1Simic SignetSimic Signet
- 1Sol RingSol Ring
- 1Swiftfoot BootsSwiftfoot Boots
- 1Talisman of CuriosityTalisman of Curiosity
- 1Thought VesselThought Vessel
Enchantments (9)
- 1Doubling SeasonDoubling Season
- 1Elemental BondElemental Bond
- 1ExplorationExploration
- 1Kindred DiscoveryKindred Discovery
- 1Mystic RemoraMystic Remora
- 1Parallel LivesParallel Lives
- 1Rhystic StudyRhystic Study
- 1Sylvan LibrarySylvan Library
- 1Tribute to the World TreeTribute to the World Tree
Planeswalker (1)
- 1Oko, Thief of CrownsOko, Thief of Crowns
Lands (33)
- 1Ancient TombAncient Tomb
- 1Barkchannel PathwayBarkchannel Pathway
- 1Boseiju, Who EnduresBoseiju, Who Endures
- 1Breeding PoolBreeding Pool
- 1Command TowerCommand Tower
- 1Dreamroot CascadeDreamroot Cascade
- 1Flooded GroveFlooded Grove
- 7ForestForest
- 1Gaea's CradleGaea's Cradle
- 1Hinterland HarborHinterland Harbor
- 7IslandIsland
- 1Misty RainforestMisty Rainforest
- 1Otawara, Soaring CityOtawara, Soaring City
- 1Rejuvenating SpringsRejuvenating Springs
- 1Reliquary TowerReliquary Tower
- 1Simic Growth ChamberSimic Growth Chamber
- 1Three Tree CityThree Tree City
- 1Tropical IslandTropical Island
- 1Waterlogged GroveWaterlogged Grove
- 1Yavimaya CoastYavimaya Coast
- 1Yavimaya, Cradle of GrowthYavimaya, Cradle of Growth

Group by

Sort by

Filters Card Filters

Adrix and Nev, Twincasters

Aesi, Tyrant of Gyre Strait

Arixmethes, Slumbering Isle

Birds of Paradise

Consecrated Sphinx

Craterhoof Behemoth

Delighted Halfling

Elvish Mystic

Enduring Vitality

Fyndhorn Elves

Hullbreaker Horror

Junk Winder

Koma, World-Eater

Llanowar Elves

Ohran Frostfang

Roaming Throne

Sakashima of a Thousand Faces

Sakashima the Impostor

Seedborn Muse

Serpent of Yawning Depths

Spark Double

Spawning Kraken

Instants (15)

An Offer You Can't Refuse

Beast Within

Counterspell

Cyclonic Rift

Double Major

Fierce Guardianship

Force of Negation

Force of Will

Growth Spiral

Heroic Intervention

Mana Drain

Pongify

Second Harvest

Swan Song

Worldly Tutor

Sorceries (10)

Cultivate

Farseek

Finale of Devastation

Irenicus's Vile Duplication

Kodama's Reach

Nature's Lore

Rampant Growth

Skyshroud Claim

Three Visits

Whelming Wave

Artifacts (9)

Arcane Signet

Helm of the Host

Lightning Greaves

Mana Vault

Simic Signet

Sol Ring

Swiftfoot Boots

Talisman of Curiosity

Thought Vessel

Enchantments (9)

Doubling Season

Elemental Bond

Exploration

Kindred Discovery

Mystic Remora

Parallel Lives

Rhystic Study

Sylvan Library

Tribute to the World Tree

Planeswalkers (1)

Oko, Thief of Crowns

Lands (19)

Ancient Tomb

Barkchannel Pathway

Boseiju, Who Endures

Breeding Pool

Command Tower

Dreamroot Cascade

Flooded Grove

Gaea's Cradle

Hinterland Harbor

Misty Rainforest

Otawara, Soaring City

Rejuvenating Springs

Reliquary Tower

Simic Growth Chamber

Three Tree City

Tropical Island

Waterlogged Grove

Yavimaya Coast

Yavimaya, Cradle of Growth

Basics (2)

Forest

7 Forest

Island

7 Island