Average Deck for Koma, Cosmos Serpent - Expensive Big Mana

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent

Rank #322

1decks

As Commander As Card Average Deck Decks

Bracket

All 1 2 3 4 5

Budget

Any $$$$

Fun Alternatives for the Top Ten Saltiest Commanders

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Background image for Ten Brutal Cards To Try With The Cloning of Shredder

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?

Average Decklist

Koma, Cosmos Serpent

Buy at Card Kingdom

Buy at TCGPlayer

Buy at Manapool

Playtest on Archidekt

- 1 Koma, Cosmos SerpentKoma, Cosmos Serpent
- 1 Aesi, Tyrant of Gyre StraitAesi, Tyrant of Gyre Strait
- 1 Arcane SignetArcane Signet
- 1 Arixmethes, Slumbering IsleArixmethes, Slumbering Isle
- 1 Barkchannel PathwayBarkchannel Pathway
- 1 Benthic AnomalyBenthic Anomaly
- 1 Birds of ParadiseBirds of Paradise
- 1 Boseiju, Who EnduresBoseiju, Who Endures
- 1 Breaching LeviathanBreaching Leviathan
- 1 Breeding PoolBreeding Pool
- 1 Bridgeworks BattleBridgeworks Battle
- 1 Cavern of SoulsCavern of Souls
- 1 Cemetery ProwlerCemetery Prowler
- 1 Coiling OracleCoiling Oracle
- 1 Command TowerCommand Tower
- 1 Constant MistsConstant Mists
- 1 Cryptolith RiteCryptolith Rite
- 1 Delighted HalflingDelighted Halfling
- 1 DisallowDisallow
- 1 Disciple of FreyaliseDisciple of Freyalise
- 1 Elemental BondElemental Bond
- 1 Enduring VitalityEnduring Vitality
- 1 Flooded GroveFlooded Grove
- 1 FogFog
- 1 Food ChainFood Chain
- 7 ForestForest
- 1 Greater GoodGreater Good
- 1 Gyre SageGyre Sage
- 1 Hedge MazeHedge Maze
- 1 Hinterland HarborHinterland Harbor
- 1 Hullbreaker HorrorHullbreaker Horror
- 1 Irenicus's Vile DuplicationIrenicus's Vile Duplication
- 7 IslandIsland
- 1 Junk WinderJunk Winder
- 1 Koma, World-EaterKoma, World-Eater
- 1 Last March of the EntsLast March of the Ents
- 1 Ledger ShredderLedger Shredder
- 1 Legolas's Quick ReflexesLegolas's Quick Reflexes
- 1 Life's LegacyLife's Legacy
- 1 Louisoix's SacrificeLouisoix's Sacrifice
- 1 Mana DrainMana Drain
- 1 Migration PathMigration Path
- 1 Mistrise VillageMistrise Village
- 1 Misty RainforestMisty Rainforest
- 1 Momentous FallMomentous Fall
- 1 Monstrous OnslaughtMonstrous Onslaught
- 1 Mosswort BridgeMosswort Bridge
- 1 Muddle the MixtureMuddle the Mixture
- 1 Mystic SanctuaryMystic Sanctuary
- 1 Nature's LoreNature's Lore
- 1 Nezahal, Primal TideNezahal, Primal Tide
- 1 Otawara, Soaring CityOtawara, Soaring City
- 1 Pathbreaker IbexPathbreaker Ibex
- 1 Pit of OfferingsPit of Offerings
- 1 Planar GenesisPlanar Genesis
- 1 Plasm CapturePlasm Capture
- 1 Pollywog ProdigyPollywog Prodigy
- 1 Rampant GrowthRampant Growth
- 1 Rejuvenating SpringsRejuvenating Springs
- 1 Reliquary TowerReliquary Tower
- 1 Reservoir KrakenReservoir Kraken
- 1 Return of the WildspeakerReturn of the Wildspeaker
- 1 Rogue's PassageRogue's Passage
- 1 Runic ArmasaurRunic Armasaur
- 1 Sapphire MedallionSapphire Medallion
- 1 Scavenger GroundsScavenger Grounds
- 1 Scourge of FleetsScourge of Fleets
- 1 Seedborn MuseSeedborn Muse
- 1 Selvala, Heart of the WildsSelvala, Heart of the Wilds
- 1 Serpent of Yawning DepthsSerpent of Yawning Depths
- 1 Simic CharmSimic Charm
- 1 Sink into StuporSink into Stupor
- 1 Skyserpent SeekerSkyserpent Seeker
- 1 Skyshroud ClaimSkyshroud Claim
- 1 Slinn Voda, the Rising DeepSlinn Voda, the Rising Deep
- 1 Sol RingSol Ring
- 1 Spark DoubleSpark Double
- 1 Spawning KrakenSpawning Kraken
- 1 Tale's EndTale's End
- 1 Three VisitsThree Visits
- 1 Tribute to the World TreeTribute to the World Tree
- 1 Tropical IslandTropical Island
- 1 Up the BeanstalkUp the Beanstalk
- 1 Wan Shi Tong, LibrarianWan Shi Tong, Librarian
- 1 Waterlogged GroveWaterlogged Grove
- 1 Whelming WaveWhelming Wave
- 1 Wilderness ReclamationWilderness Reclamation
- 1 Yavimaya, Cradle of GrowthYavimaya, Cradle of Growth

Group by

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Filters Card Filters

Aesi, Tyrant of Gyre Strait

Arixmethes, Slumbering Isle

Benthic Anomaly

Birds of Paradise

Breaching Leviathan

Cemetery Prowler

Coiling Oracle

Delighted Halfling

Disciple of Freyalise

Enduring Vitality

Gyre Sage

Hullbreaker Horror

Junk Winder

Koma, World-Eater

Ledger Shredder

Nezahal, Primal Tide

Pathbreaker Ibex

Pollywog Prodigy

Reservoir Kraken

Runic Armasaur

Scourge of Fleets

Seedborn Muse

Selvala, Heart of the Wilds

Serpent of Yawning Depths

Skyserpent Seeker

Slinn Voda, the Rising Deep

Spark Double

Spawning Kraken

Wan Shi Tong, Librarian

Instants (14)

Constant Mists

Disallow

Fog

Legolas's Quick Reflexes

Louisoix's Sacrifice

Mana Drain

Momentous Fall

Muddle the Mixture

Planar Genesis

Plasm Capture

Return of the Wildspeaker

Simic Charm

Sink into Stupor

Tale's End

Sorceries (11)

Bridgeworks Battle

Irenicus's Vile Duplication

Last March of the Ents

Life's Legacy

Migration Path

Monstrous Onslaught

Nature's Lore

Rampant Growth

Skyshroud Claim

Three Visits

Whelming Wave

Artifacts (3)

Arcane Signet

Sapphire Medallion

Sol Ring

Enchantments (7)

Cryptolith Rite

Elemental Bond

Food Chain

Greater Good

Tribute to the World Tree

Up the Beanstalk

Wilderness Reclamation

Lands (21)

Barkchannel Pathway

Boseiju, Who Endures

Breeding Pool

Cavern of Souls

Command Tower

Flooded Grove

Hedge Maze

Hinterland Harbor

Mistrise Village

Misty Rainforest

Mosswort Bridge

Mystic Sanctuary

Otawara, Soaring City

Pit of Offerings

Rejuvenating Springs

Reliquary Tower

Rogue's Passage

Scavenger Grounds

Tropical Island

Waterlogged Grove

Yavimaya, Cradle of Growth

Basics (2)

Forest

7 Forests

Island

7 Islands