Average Deck for Koma, Cosmos Serpent - Good Stuff

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent

Rank #298

20decks

As Commander As Card Average Deck Decks

Bracket

All 1 2 3 4 5

Budget

Any $$$$

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Aug 6, 2025

Arnaud Gompertz

Can You Build Simic in Commander Without... Going Simic?

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Average Decklist

Koma, Cosmos Serpent

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Playtest on Archidekt

- 1 Koma, Cosmos SerpentKoma, Cosmos Serpent
- 1 Adrix and Nev, TwincastersAdrix and Nev, Twincasters
- 1 Aesi, Tyrant of Gyre StraitAesi, Tyrant of Gyre Strait
- 1 An Offer You Can't RefuseAn Offer You Can't Refuse
- 1 Ancient TombAncient Tomb
- 1 Arcane DenialArcane Denial
- 1 Arcane SignetArcane Signet
- 1 Bala Ged RecoveryBala Ged Recovery
- 1 Barkchannel PathwayBarkchannel Pathway
- 1 Beast WithinBeast Within
- 1 Birds of ParadiseBirds of Paradise
- 1 Boseiju, Who EnduresBoseiju, Who Endures
- 1 Breeding PoolBreeding Pool
- 1 Command TowerCommand Tower
- 1 Consecrated SphinxConsecrated Sphinx
- 1 CounterspellCounterspell
- 1 Craterhoof BehemothCraterhoof Behemoth
- 1 CultivateCultivate
- 1 Cyclonic RiftCyclonic Rift
- 1 Doubling SeasonDoubling Season
- 1 Dreamroot CascadeDreamroot Cascade
- 1 Elemental BondElemental Bond
- 1 FarseekFarseek
- 1 Fierce GuardianshipFierce Guardianship
- 1 Flooded GroveFlooded Grove
- 1 Force of VigorForce of Vigor
- 7 ForestForest
- 1 Garruk's PackleaderGarruk's Packleader
- 1 Growth SpiralGrowth Spiral
- 1 Helm of the HostHelm of the Host
- 1 Heroic InterventionHeroic Intervention
- 1 Hinterland HarborHinterland Harbor
- 1 Irenicus's Vile DuplicationIrenicus's Vile Duplication
- 7 IslandIsland
- 1 Junk WinderJunk Winder
- 1 Kindred DiscoveryKindred Discovery
- 1 Kodama's ReachKodama's Reach
- 1 Koma, World-EaterKoma, World-Eater
- 1 Lightning GreavesLightning Greaves
- 1 Llanowar ElvesLlanowar Elves
- 1 Mana DrainMana Drain
- 1 Misty RainforestMisty Rainforest
- 1 Mystic RemoraMystic Remora
- 1 Mystical TutorMystical Tutor
- 1 Nature's LoreNature's Lore
- 1 Ohran FrostfangOhran Frostfang
- 1 Oko, Thief of CrownsOko, Thief of Crowns
- 1 Otawara, Soaring CityOtawara, Soaring City
- 1 Parallel LivesParallel Lives
- 1 PongifyPongify
- 1 Rampant GrowthRampant Growth
- 1 Rejuvenating SpringsRejuvenating Springs
- 1 Reliquary TowerReliquary Tower
- 1 Return of the WildspeakerReturn of the Wildspeaker
- 1 Rhystic StudyRhystic Study
- 1 Roaming ThroneRoaming Throne
- 1 Sakashima of a Thousand FacesSakashima of a Thousand Faces
- 1 Sakashima the ImpostorSakashima the Impostor
- 1 Sakura-Tribe ElderSakura-Tribe Elder
- 1 Sea Gate RestorationSea Gate Restoration
- 1 Seedborn MuseSeedborn Muse
- 1 Serpent of Yawning DepthsSerpent of Yawning Depths
- 1 Simic Growth ChamberSimic Growth Chamber
- 1 Simic SignetSimic Signet
- 1 Sink into StuporSink into Stupor
- 1 Snow-Covered ForestSnow-Covered Forest
- 2 Snow-Covered IslandSnow-Covered Island
- 1 Sol RingSol Ring
- 1 Spark DoubleSpark Double
- 1 Spawning KrakenSpawning Kraken
- 1 Swan SongSwan Song
- 1 Swiftfoot BootsSwiftfoot Boots
- 1 Sylvan LibrarySylvan Library
- 1 Talisman of CuriosityTalisman of Curiosity
- 1 Thought VesselThought Vessel
- 1 Three VisitsThree Visits
- 1 Tribute to the World TreeTribute to the World Tree
- 1 Triumph of the HordesTriumph of the Hordes
- 1 Uro, Titan of Nature's WrathUro, Titan of Nature's Wrath
- 1 Vineglimmer SnarlVineglimmer Snarl
- 1 Wan Shi Tong, LibrarianWan Shi Tong, Librarian
- 1 Waterlogged GroveWaterlogged Grove
- 1 Whelming WaveWhelming Wave
- 1 Willowrush VergeWillowrush Verge
- 1 Worldly TutorWorldly Tutor
- 1 Yavimaya CoastYavimaya Coast
- 1 Yavimaya, Cradle of GrowthYavimaya, Cradle of Growth

Group by

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Filters Card Filters

Adrix and Nev, Twincasters

Aesi, Tyrant of Gyre Strait

Birds of Paradise

Consecrated Sphinx

Craterhoof Behemoth

Garruk's Packleader

Junk Winder

Koma, World-Eater

Llanowar Elves

Ohran Frostfang

Roaming Throne

Sakashima of a Thousand Faces

Sakashima the Impostor

Sakura-Tribe Elder

Seedborn Muse

Serpent of Yawning Depths

Spark Double

Spawning Kraken

Uro, Titan of Nature's Wrath

Wan Shi Tong, Librarian

Instants (16)

An Offer You Can't Refuse

Arcane Denial

Beast Within

Counterspell

Cyclonic Rift

Fierce Guardianship

Force of Vigor

Growth Spiral

Heroic Intervention

Mana Drain

Mystical Tutor

Pongify

Return of the Wildspeaker

Sink into Stupor

Swan Song

Worldly Tutor

Sorceries (11)

Bala Ged Recovery

Cultivate

Farseek

Irenicus's Vile Duplication

Kodama's Reach

Nature's Lore

Rampant Growth

Sea Gate Restoration

Three Visits

Triumph of the Hordes

Whelming Wave

Artifacts (8)

Arcane Signet

Helm of the Host

Lightning Greaves

Simic Signet

Sol Ring

Swiftfoot Boots

Talisman of Curiosity

Thought Vessel

Enchantments (8)

Doubling Season

Elemental Bond

Kindred Discovery

Mystic Remora

Parallel Lives

Rhystic Study

Sylvan Library

Tribute to the World Tree

Planeswalkers (1)

Oko, Thief of Crowns

Lands (18)

Ancient Tomb

Barkchannel Pathway

Boseiju, Who Endures

Breeding Pool

Command Tower

Dreamroot Cascade

Flooded Grove

Hinterland Harbor

Misty Rainforest

Otawara, Soaring City

Rejuvenating Springs

Reliquary Tower

Simic Growth Chamber

Vineglimmer Snarl

Waterlogged Grove

Willowrush Verge

Yavimaya Coast

Yavimaya, Cradle of Growth

Basics (4)

Forest

7 Forests

Island

7 Islands

Snow-Covered Forest

1 Snow-Covered Forest

Snow-Covered Island

2 Snow-Covered Islands