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Average Deck for Koma, Cosmos Serpent - Budget Upgraded
Alternate Names:
The Monstrous SerpentThe Monstrous Serpent
Koma, Cosmos Serpent
Rank #341
56decks
Mar 12, 2026
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Decklist
Commander
- 1Koma, Cosmos SerpentKoma, Cosmos Serpent
Creatures (25)
- 1Adrix and Nev, TwincastersAdrix and Nev, Twincasters
- 1Aesi, Tyrant of Gyre StraitAesi, Tyrant of Gyre Strait
- 1Archetype of ImaginationArchetype of Imagination
- 1Arixmethes, Slumbering IsleArixmethes, Slumbering Isle
- 1Avenger of ZendikarAvenger of Zendikar
- 1Coiling OracleCoiling Oracle
- 1Elvish MysticElvish Mystic
- 1Esix, Fractal BloomEsix, Fractal Bloom
- 1Eternal WitnessEternal Witness
- 1Garruk's PackleaderGarruk's Packleader
- 1Hullbreaker HorrorHullbreaker Horror
- 1Junk WinderJunk Winder
- 1Koma, World-EaterKoma, World-Eater
- 1Llanowar ElvesLlanowar Elves
- 1Murkfiend LiegeMurkfiend Liege
- 1Nadir KrakenNadir Kraken
- 1Ohran FrostfangOhran Frostfang
- 1Rampaging BalothsRampaging Baloths
- 1Reclamation SageReclamation Sage
- 1Sakura-Tribe ElderSakura-Tribe Elder
- 1Scourge of FleetsScourge of Fleets
- 1Slinn Voda, the Rising DeepSlinn Voda, the Rising Deep
- 1Spark DoubleSpark Double
- 1Summon: LeviathanSummon: Leviathan
- 1Tatyova, Benthic DruidTatyova, Benthic Druid
Instants (14)
- 1AetherizeAetherize
- 1An Offer You Can't RefuseAn Offer You Can't Refuse
- 1Arcane DenialArcane Denial
- 1Beast WithinBeast Within
- 1CounterspellCounterspell
- 1Double MajorDouble Major
- 1Eureka MomentEureka Moment
- 1Growth SpiralGrowth Spiral
- 1HarrowHarrow
- 1NegateNegate
- 1Rapid HybridizationRapid Hybridization
- 1Reality ShiftReality Shift
- 1Return of the WildspeakerReturn of the Wildspeaker
- 1Second HarvestSecond Harvest
Sorceries (11)
- 1CultivateCultivate
- 1ExploreExplore
- 1FarseekFarseek
- 1Kodama's ReachKodama's Reach
- 1Migration PathMigration Path
- 1Nature's LoreNature's Lore
- 1Overwhelming StampedeOverwhelming Stampede
- 1Rampant GrowthRampant Growth
- 1Shamanic RevelationShamanic Revelation
- 1Urban EvolutionUrban Evolution
- 1Whelming WaveWhelming Wave
Artifacts (6)
- 1Arcane SignetArcane Signet
- 1Combine ChrysalisCombine Chrysalis
- 1Simic SignetSimic Signet
- 1Sol RingSol Ring
- 1Swiftfoot BootsSwiftfoot Boots
- 1Talisman of CuriosityTalisman of Curiosity
Enchantments (6)
- 1Beastmaster AscensionBeastmaster Ascension
- 1Elemental BondElemental Bond
- 1Garruk's UprisingGarruk's Uprising
- 1Imprisoned in the MoonImprisoned in the Moon
- 1PropagandaPropaganda
- 1Wilderness ReclamationWilderness Reclamation
Planeswalker (1)
- 1Kiora, Behemoth BeckonerKiora, Behemoth Beckoner
Lands (36)
- 1Command TowerCommand Tower
- 1Dreamroot CascadeDreamroot Cascade
- 1Evolving WildsEvolving Wilds
- 1Exotic OrchardExotic Orchard
- 1Flooded GroveFlooded Grove
- 12ForestForest
- 1Hinterland HarborHinterland Harbor
- 13IslandIsland
- 1Simic Growth ChamberSimic Growth Chamber
- 1Temple of MysteryTemple of Mystery
- 1Thornwood FallsThornwood Falls
- 1Vineglimmer SnarlVineglimmer Snarl
- 1Yavimaya CoastYavimaya Coast
Adrix and Nev, Twincasters
Adrix and Nev, Twincasters
Aesi, Tyrant of Gyre Strait
Aesi, Tyrant of Gyre Strait
Archetype of Imagination
Archetype of Imagination
Arixmethes, Slumbering Isle
Arixmethes, Slumbering Isle
Avenger of Zendikar
Avenger of Zendikar
Coiling Oracle
Coiling Oracle
Elvish Mystic
Elvish Mystic
Esix, Fractal Bloom
Esix, Fractal Bloom
Eternal Witness
Eternal Witness
Garruk's Packleader
Garruk's Packleader
Hullbreaker Horror
Hullbreaker Horror
Junk Winder
Junk Winder
Koma, World-Eater
Koma, World-Eater
Llanowar Elves
Llanowar Elves
Murkfiend Liege
Murkfiend Liege
Nadir Kraken
Nadir Kraken
Ohran Frostfang
Ohran Frostfang
Rampaging Baloths
Rampaging Baloths
Reclamation Sage
Reclamation Sage
Sakura-Tribe Elder
Sakura-Tribe Elder
Scourge of Fleets
Scourge of Fleets
Slinn Voda, the Rising Deep
Slinn Voda, the Rising Deep
Spark Double
Spark Double
Summon: Leviathan
Summon: Leviathan
Tatyova, Benthic Druid
Tatyova, Benthic Druid
Instants (14)
Aetherize
Aetherize
An Offer You Can't Refuse
An Offer You Can't Refuse
Arcane Denial
Arcane Denial
Beast Within
Beast Within
Counterspell
Counterspell
Double Major
Double Major
Eureka Moment
Eureka Moment
Growth Spiral
Growth Spiral
Harrow
Harrow
Negate
Negate
Rapid Hybridization
Rapid Hybridization
Reality Shift
Reality Shift
Return of the Wildspeaker
Return of the Wildspeaker
Second Harvest
Second Harvest
Sorceries (11)
Cultivate
Cultivate
Explore
Explore
Farseek
Farseek
Kodama's Reach
Kodama's Reach
Migration Path
Migration Path
Nature's Lore
Nature's Lore
Overwhelming Stampede
Overwhelming Stampede
Rampant Growth
Rampant Growth
Shamanic Revelation
Shamanic Revelation
Urban Evolution
Urban Evolution
Whelming Wave
Whelming Wave
Artifacts (6)
Arcane Signet
Arcane Signet
Combine Chrysalis
Combine Chrysalis
Simic Signet
Simic Signet
Sol Ring
Sol Ring
Swiftfoot Boots
Swiftfoot Boots
Talisman of Curiosity
Talisman of Curiosity
Enchantments (6)
Beastmaster Ascension
Beastmaster Ascension
Elemental Bond
Elemental Bond
Garruk's Uprising
Garruk's Uprising
Imprisoned in the Moon
Imprisoned in the Moon
Propaganda
Propaganda
Wilderness Reclamation
Wilderness Reclamation
Planeswalkers (1)
Kiora, Behemoth Beckoner
Kiora, Behemoth Beckoner
Lands (11)
Command Tower
Command Tower
Dreamroot Cascade
Dreamroot Cascade
Evolving Wilds
Evolving Wilds
Exotic Orchard
Exotic Orchard
Flooded Grove
Flooded Grove
Hinterland Harbor
Hinterland Harbor
Simic Growth Chamber
Simic Growth Chamber
Temple of Mystery
Temple of Mystery
Thornwood Falls
Thornwood Falls
Vineglimmer Snarl
Vineglimmer Snarl
Yavimaya Coast
Yavimaya Coast
Basics (2)
Forest
12 Forest
Island
13 Island