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Average Deck for Koma, Cosmos Serpent - Budget Upgraded Control
Alternate Names:
The Monstrous SerpentThe Monstrous Serpent
Koma, Cosmos Serpent
Rank #341
4decks
Mar 12, 2026
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Decklist
Commander
- 1Koma, Cosmos SerpentKoma, Cosmos Serpent
Creatures (22)
- 1Adrix and Nev, TwincastersAdrix and Nev, Twincasters
- 1Arbor ElfArbor Elf
- 1Arixmethes, Slumbering IsleArixmethes, Slumbering Isle
- 1Colossal SkyturtleColossal Skyturtle
- 1Elvish MysticElvish Mystic
- 1Eternal WitnessEternal Witness
- 1Garruk's PackleaderGarruk's Packleader
- 1Junk WinderJunk Winder
- 1Koma, World-EaterKoma, World-Eater
- 1Llanowar ElvesLlanowar Elves
- 1Master BiomancerMaster Biomancer
- 1Mystic SnakeMystic Snake
- 1Nightshade DryadNightshade Dryad
- 1Sakura-Tribe ElderSakura-Tribe Elder
- 1Scourge of FleetsScourge of Fleets
- 1Seedborn MuseSeedborn Muse
- 1StarwinderStarwinder
- 1Summon: LeviathanSummon: Leviathan
- 1Tender WildguideTender Wildguide
- 1The Unagi of Kyoshi IslandThe Unagi of Kyoshi Island
- 1Trygon PredatorTrygon Predator
- 1Wood ElvesWood Elves
Instants (23)
- 1An Offer You Can't RefuseAn Offer You Can't Refuse
- 1Arcane DenialArcane Denial
- 1Beast WithinBeast Within
- 1Blessed RespiteBlessed Respite
- 1BrainstormBrainstorm
- 1Consult the Star ChartsConsult the Star Charts
- 1CounterspellCounterspell
- 1Decisive DenialDecisive Denial
- 1Defend the HearthDefend the Hearth
- 1Growth SpiralGrowth Spiral
- 1HarrowHarrow
- 1Hide on the CeilingHide on the Ceiling
- 1Joint ExplorationJoint Exploration
- 1Mana LeakMana Leak
- 1NegateNegate
- 1Planar GenesisPlanar Genesis
- 1Rapid HybridizationRapid Hybridization
- 1Reality ShiftReality Shift
- 1Return of the WildspeakerReturn of the Wildspeaker
- 1Slip Out the BackSlip Out the Back
- 1SyncopateSyncopate
- 1Tamiyo's SafekeepingTamiyo's Safekeeping
- 1Terrific Team-UpTerrific Team-Up
Sorceries (11)
- 1Broken BondBroken Bond
- 1Consuming TideConsuming Tide
- 1CultivateCultivate
- 1ExploreExplore
- 1HarmonizeHarmonize
- 1Kodama's ReachKodama's Reach
- 1Migration PathMigration Path
- 1Rampant GrowthRampant Growth
- 1RegrowthRegrowth
- 1Urban EvolutionUrban Evolution
- 1Whelming WaveWhelming Wave
Artifacts (3)
- 1Arcane SignetArcane Signet
- 1Combine ChrysalisCombine Chrysalis
- 1Sol RingSol Ring
Enchantments (5)
- 1Elemental BondElemental Bond
- 1Evolutionary LeapEvolutionary Leap
- 1Garruk's UprisingGarruk's Uprising
- 1Imprisoned in the MoonImprisoned in the Moon
- 1Wilderness ReclamationWilderness Reclamation
Lands (35)
- 1Command TowerCommand Tower
- 1Dreamroot CascadeDreamroot Cascade
- 12ForestForest
- 1Hinterland HarborHinterland Harbor
- 13IslandIsland
- 1Littjara MirrorlakeLittjara Mirrorlake
- 1Restless VinestalkRestless Vinestalk
- 1Tangled IsletTangled Islet
- 1Temple of MysteryTemple of Mystery
- 1Terramorphic ExpanseTerramorphic Expanse
- 1Vineglimmer SnarlVineglimmer Snarl
- 1Yavimaya CoastYavimaya Coast
Adrix and Nev, Twincasters
Adrix and Nev, Twincasters
Arbor Elf
Arbor Elf
Arixmethes, Slumbering Isle
Arixmethes, Slumbering Isle
Colossal Skyturtle
Colossal Skyturtle
Elvish Mystic
Elvish Mystic
Eternal Witness
Eternal Witness
Garruk's Packleader
Garruk's Packleader
Junk Winder
Junk Winder
Koma, World-Eater
Koma, World-Eater
Llanowar Elves
Llanowar Elves
Master Biomancer
Master Biomancer
Mystic Snake
Mystic Snake
Nightshade Dryad
Nightshade Dryad
Sakura-Tribe Elder
Sakura-Tribe Elder
Scourge of Fleets
Scourge of Fleets
Seedborn Muse
Seedborn Muse
Starwinder
Starwinder
Summon: Leviathan
Summon: Leviathan
Tender Wildguide
Tender Wildguide
The Unagi of Kyoshi Island
The Unagi of Kyoshi Island
Trygon Predator
Trygon Predator
Wood Elves
Wood Elves
Instants (23)
An Offer You Can't Refuse
An Offer You Can't Refuse
Arcane Denial
Arcane Denial
Beast Within
Beast Within
Blessed Respite
Blessed Respite
Brainstorm
Brainstorm
Consult the Star Charts
Consult the Star Charts
Counterspell
Counterspell
Decisive Denial
Decisive Denial
Defend the Hearth
Defend the Hearth
Growth Spiral
Growth Spiral
Harrow
Harrow
Hide on the Ceiling
Hide on the Ceiling
Joint Exploration
Joint Exploration
Mana Leak
Mana Leak
Negate
Negate
Planar Genesis
Planar Genesis
Rapid Hybridization
Rapid Hybridization
Reality Shift
Reality Shift
Return of the Wildspeaker
Return of the Wildspeaker
Slip Out the Back
Slip Out the Back
Syncopate
Syncopate
Tamiyo's Safekeeping
Tamiyo's Safekeeping
Terrific Team-Up
Terrific Team-Up
Sorceries (11)
Broken Bond
Broken Bond
Consuming Tide
Consuming Tide
Cultivate
Cultivate
Explore
Explore
Harmonize
Harmonize
Kodama's Reach
Kodama's Reach
Migration Path
Migration Path
Rampant Growth
Rampant Growth
Regrowth
Regrowth
Urban Evolution
Urban Evolution
Whelming Wave
Whelming Wave
Artifacts (3)
Arcane Signet
Arcane Signet
Combine Chrysalis
Combine Chrysalis
Sol Ring
Sol Ring
Enchantments (5)
Elemental Bond
Elemental Bond
Evolutionary Leap
Evolutionary Leap
Garruk's Uprising
Garruk's Uprising
Imprisoned in the Moon
Imprisoned in the Moon
Wilderness Reclamation
Wilderness Reclamation
Lands (10)
Command Tower
Command Tower
Dreamroot Cascade
Dreamroot Cascade
Hinterland Harbor
Hinterland Harbor
Littjara Mirrorlake
Littjara Mirrorlake
Restless Vinestalk
Restless Vinestalk
Tangled Islet
Tangled Islet
Temple of Mystery
Temple of Mystery
Terramorphic Expanse
Terramorphic Expanse
Vineglimmer Snarl
Vineglimmer Snarl
Yavimaya Coast
Yavimaya Coast
Basics (2)
Forest
12 Forest
Island
13 Island