This page includes only decks with user-set brackets. Auto-detected brackets are not included.
Average Deck for Koma, Cosmos Serpent - Budget Upgraded Clones
Alternate Names:
The Monstrous SerpentThe Monstrous Serpent
Koma, Cosmos Serpent
Rank #298
3decks
Nov 13, 2025
How To Play Sea Creatures Differently In Commander
Sea creatures in Magic are basically as old as the game itself, but they've changed significantly in that time.
Aug 6, 2025
Can You Build Simic in Commander Without... Going Simic?
Can you go Simic without doing the Simic stuff that everyone dreads? Yes you can! Arnaud is here with some uncanny Commander deck ideas.
Average Decklist
- 1 Koma, Cosmos SerpentKoma, Cosmos Serpent
- 1 Adrix and Nev, TwincastersAdrix and Nev, Twincasters
- 1 AetherizeAetherize
- 1 An Offer You Can't RefuseAn Offer You Can't Refuse
- 1 Arcane SignetArcane Signet
- 1 Arixmethes, Slumbering IsleArixmethes, Slumbering Isle
- 1 Augmenter PugilistAugmenter Pugilist
- 1 Blink of an EyeBlink of an Eye
- 1 Bonders' EnclaveBonders' Enclave
- 1 BoompileBoompile
- 1 BrainstormBrainstorm
- 1 Command TowerCommand Tower
- 1 Consuming TideConsuming Tide
- 1 CounterspellCounterspell
- 1 CultivateCultivate
- 1 Decisive DenialDecisive Denial
- 1 Docent of PerfectionDocent of Perfection
- 1 Double MajorDouble Major
- 1 Elemental BondElemental Bond
- 1 Entish RestorationEntish Restoration
- 1 Evolving WildsEvolving Wilds
- 1 Exotic OrchardExotic Orchard
- 1 Fact or FictionFact or Fiction
- 1 FarseekFarseek
- 8 ForestForest
- 1 Gaea's BlessingGaea's Blessing
- 1 Gala GreetersGala Greeters
- 1 Garruk's UprisingGarruk's Uprising
- 1 Growth SpiralGrowth Spiral
- 1 HarrowHarrow
- 1 Hullbreaker HorrorHullbreaker Horror
- 1 Irenicus's Vile DuplicationIrenicus's Vile Duplication
- 9 IslandIsland
- 1 Jaheira's RespiteJaheira's Respite
- 1 Joint ExplorationJoint Exploration
- 1 Junk WinderJunk Winder
- 1 Kiora, Master of the DepthsKiora, Master of the Depths
- 1 Kiora, Sovereign of the DeepKiora, Sovereign of the Deep
- 1 Kodama's ReachKodama's Reach
- 1 Mirror BoxMirror Box
- 1 Moonlit MeditationMoonlit Meditation
- 1 Muddle the MixtureMuddle the Mixture
- 1 Mystic ReflectionMystic Reflection
- 1 Mystical DisputeMystical Dispute
- 1 NegateNegate
- 1 Overflowing BasinOverflowing Basin
- 1 Plasm CapturePlasm Capture
- 1 Quandrix CampusQuandrix Campus
- 1 Quantum MisalignmentQuantum Misalignment
- 1 Rampant GrowthRampant Growth
- 1 Rapid HybridizationRapid Hybridization
- 1 RavenformRavenform
- 1 Reality ShiftReality Shift
- 1 Restless VinestalkRestless Vinestalk
- 1 Sakashima the ImpostorSakashima the Impostor
- 1 Simic SignetSimic Signet
- 1 Slip Out the BackSlip Out the Back
- 3 Snow-Covered ForestSnow-Covered Forest
- 3 Snow-Covered IslandSnow-Covered Island
- 1 Sol RingSol Ring
- 1 Spark DoubleSpark Double
- 1 StarwinderStarwinder
- 1 Sublime EpiphanySublime Epiphany
- 1 Summon: LeviathanSummon: Leviathan
- 1 Talisman of CuriosityTalisman of Curiosity
- 1 Tamiyo's SafekeepingTamiyo's Safekeeping
- 1 Tangled IsletTangled Islet
- 1 Temple of MysteryTemple of Mystery
- 1 Temple of the False GodTemple of the False God
- 1 The Sixth DoctorThe Sixth Doctor
- 1 Thirst for DiscoveryThirst for Discovery
- 1 Three VisitsThree Visits
- 1 Tribute to the World TreeTribute to the World Tree
- 1 Trygon PredatorTrygon Predator
- 1 Vesuvan DuplimancyVesuvan Duplimancy
- 1 Vineglimmer SnarlVineglimmer Snarl
- 1 Waterlogged GroveWaterlogged Grove
- 1 Whelming WaveWhelming Wave
- 1 Wilderness ReclamationWilderness Reclamation
- 1 Xolatoyac, the Smiling FloodXolatoyac, the Smiling Flood
- 1 Yavimaya CoastYavimaya Coast
Adrix and Nev, Twincasters
Adrix and Nev, Twincasters
Arixmethes, Slumbering Isle
Arixmethes, Slumbering Isle
Augmenter Pugilist
Augmenter Pugilist
Docent of Perfection
Docent of Perfection
Gala Greeters
Gala Greeters
Hullbreaker Horror
Hullbreaker Horror
Junk Winder
Junk Winder
Kiora, Sovereign of the Deep
Kiora, Sovereign of the Deep
Sakashima the Impostor
Sakashima the Impostor
Spark Double
Spark Double
Starwinder
Starwinder
Summon: Leviathan
Summon: Leviathan
The Sixth Doctor
The Sixth Doctor
Trygon Predator
Trygon Predator
Xolatoyac, the Smiling Flood
Xolatoyac, the Smiling Flood
Instants (24)
Aetherize
Aetherize
An Offer You Can't Refuse
An Offer You Can't Refuse
Blink of an Eye
Blink of an Eye
Brainstorm
Brainstorm
Counterspell
Counterspell
Decisive Denial
Decisive Denial
Double Major
Double Major
Entish Restoration
Entish Restoration
Fact or Fiction
Fact or Fiction
Growth Spiral
Growth Spiral
Harrow
Harrow
Jaheira's Respite
Jaheira's Respite
Joint Exploration
Joint Exploration
Muddle the Mixture
Muddle the Mixture
Mystical Dispute
Mystical Dispute
Mystic Reflection
Mystic Reflection
Negate
Negate
Plasm Capture
Plasm Capture
Rapid Hybridization
Rapid Hybridization
Reality Shift
Reality Shift
Slip Out the Back
Slip Out the Back
Sublime Epiphany
Sublime Epiphany
Tamiyo's Safekeeping
Tamiyo's Safekeeping
Thirst for Discovery
Thirst for Discovery
Sorceries (11)
Consuming Tide
Consuming Tide
Cultivate
Cultivate
Farseek
Farseek
Gaea's Blessing
Gaea's Blessing
Irenicus's Vile Duplication
Irenicus's Vile Duplication
Kodama's Reach
Kodama's Reach
Quantum Misalignment
Quantum Misalignment
Rampant Growth
Rampant Growth
Ravenform
Ravenform
Three Visits
Three Visits
Whelming Wave
Whelming Wave
Artifacts (6)
Arcane Signet
Arcane Signet
Boompile
Boompile
Mirror Box
Mirror Box
Simic Signet
Simic Signet
Sol Ring
Sol Ring
Talisman of Curiosity
Talisman of Curiosity
Enchantments (6)
Elemental Bond
Elemental Bond
Garruk's Uprising
Garruk's Uprising
Moonlit Meditation
Moonlit Meditation
Tribute to the World Tree
Tribute to the World Tree
Vesuvan Duplimancy
Vesuvan Duplimancy
Wilderness Reclamation
Wilderness Reclamation
Planeswalkers (1)
Kiora, Master of the Depths
Kiora, Master of the Depths
Lands (13)
Bonders' Enclave
Bonders' Enclave
Command Tower
Command Tower
Evolving Wilds
Evolving Wilds
Exotic Orchard
Exotic Orchard
Overflowing Basin
Overflowing Basin
Quandrix Campus
Quandrix Campus
Restless Vinestalk
Restless Vinestalk
Tangled Islet
Tangled Islet
Temple of Mystery
Temple of Mystery
Temple of the False God
Temple of the False God
Vineglimmer Snarl
Vineglimmer Snarl
Waterlogged Grove
Waterlogged Grove
Yavimaya Coast
Yavimaya Coast
Basics (4)
Forest
8 Forests
Island
9 Islands
Snow-Covered Forest
3 Snow-Covered Forests
Snow-Covered Island
3 Snow-Covered Islands