This page includes only decks with user-set brackets. Auto-detected brackets are not included.
Average Deck for Koma, Cosmos Serpent - Core Aggro
Alternate Names:
The Monstrous SerpentThe Monstrous Serpent
Koma, Cosmos Serpent
Rank #342
3decks
Mar 12, 2026
Fun Alternatives for the Top Ten Saltiest Commanders
Is your playgroup tired of your Tergrid deck? (Can't blame them.) Then check out this list of replacements for the saltiest commanders.
Feb 4, 2026
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?
Decklist
Commander
- 1Koma, Cosmos SerpentKoma, Cosmos Serpent
Creatures (22)
- 1Adrix and Nev, TwincastersAdrix and Nev, Twincasters
- 1Aesi, Tyrant of Gyre StraitAesi, Tyrant of Gyre Strait
- 1Auton SoldierAuton Soldier
- 1Avenger of ZendikarAvenger of Zendikar
- 1Breaching LeviathanBreaching Leviathan
- 1Craterhoof BehemothCraterhoof Behemoth
- 1Elvish MysticElvish Mystic
- 1Hydroelectric SpecimenHydroelectric Specimen
- 1Junk WinderJunk Winder
- 1Llanowar ElvesLlanowar Elves
- 1Murkfiend LiegeMurkfiend Liege
- 1Nadir KrakenNadir Kraken
- 1Nezahal, Primal TideNezahal, Primal Tide
- 1Sakashima of a Thousand FacesSakashima of a Thousand Faces
- 1Sakashima the ImpostorSakashima the Impostor
- 1Serpent of Yawning DepthsSerpent of Yawning Depths
- 1Slinn Voda, the Rising DeepSlinn Voda, the Rising Deep
- 1Spark DoubleSpark Double
- 1Spawning KrakenSpawning Kraken
- 1Stormsurge KrakenStormsurge Kraken
- 1Tolarian KrakenTolarian Kraken
- 1Wood ElvesWood Elves
Instants (11)
- 1An Offer You Can't RefuseAn Offer You Can't Refuse
- 1Beast WithinBeast Within
- 1BrainstormBrainstorm
- 1CounterspellCounterspell
- 1Disdainful StrokeDisdainful Stroke
- 1Double MajorDouble Major
- 1Growth SpiralGrowth Spiral
- 1Heroic InterventionHeroic Intervention
- 1Rapid HybridizationRapid Hybridization
- 1Return of the WildspeakerReturn of the Wildspeaker
- 1Second HarvestSecond Harvest
Sorceries (14)
- 1Adventurous ImpulseAdventurous Impulse
- 1CultivateCultivate
- 1FarseekFarseek
- 1Finale of DevastationFinale of Devastation
- 1Kodama's ReachKodama's Reach
- 1Last March of the EntsLast March of the Ents
- 1Mirage MockeryMirage Mockery
- 1Nature's LoreNature's Lore
- 1OversimplifyOversimplify
- 1QuasiduplicateQuasiduplicate
- 1Rampant GrowthRampant Growth
- 1Skyshroud ClaimSkyshroud Claim
- 1Soul's MajestySoul's Majesty
- 1Whelming WaveWhelming Wave
Artifacts (8)
- 1Arcane SignetArcane Signet
- 1Helm of the HostHelm of the Host
- 1Lightning GreavesLightning Greaves
- 1Seer's SundialSeer's Sundial
- 1Simic SignetSimic Signet
- 1Sol RingSol Ring
- 1Swiftfoot BootsSwiftfoot Boots
- 1Thought VesselThought Vessel
Enchantments (8)
- 1City of DeathCity of Death
- 1Elemental BondElemental Bond
- 1ExplorationExploration
- 1Garruk's UprisingGarruk's Uprising
- 1Ominous SeasOminous Seas
- 1Parallel LivesParallel Lives
- 1Quest for Ula's TempleQuest for Ula's Temple
- 1Tribute to the World TreeTribute to the World Tree
Planeswalker (1)
- 1Garruk, Primal HunterGarruk, Primal Hunter
Lands (35)
- 1Barkchannel PathwayBarkchannel Pathway
- 1Botanical SanctumBotanical Sanctum
- 1Breeding PoolBreeding Pool
- 1Command TowerCommand Tower
- 1Dreamroot CascadeDreamroot Cascade
- 10ForestForest
- 1Hinterland HarborHinterland Harbor
- 11IslandIsland
- 1Overflowing BasinOverflowing Basin
- 1Rejuvenating SpringsRejuvenating Springs
- 1Reliquary TowerReliquary Tower
- 1Rimewood FallsRimewood Falls
- 1Simic GuildgateSimic Guildgate
- 1Tangled IsletTangled Islet
- 1Waterlogged GroveWaterlogged Grove
- 1Yavimaya CoastYavimaya Coast
Adrix and Nev, Twincasters
Adrix and Nev, Twincasters
Aesi, Tyrant of Gyre Strait
Aesi, Tyrant of Gyre Strait
Auton Soldier
Auton Soldier
Avenger of Zendikar
Avenger of Zendikar
Breaching Leviathan
Breaching Leviathan
Craterhoof Behemoth
Craterhoof Behemoth
Elvish Mystic
Elvish Mystic
Hydroelectric Specimen
Hydroelectric Specimen
Junk Winder
Junk Winder
Llanowar Elves
Llanowar Elves
Murkfiend Liege
Murkfiend Liege
Nadir Kraken
Nadir Kraken
Nezahal, Primal Tide
Nezahal, Primal Tide
Sakashima of a Thousand Faces
Sakashima of a Thousand Faces
Sakashima the Impostor
Sakashima the Impostor
Serpent of Yawning Depths
Serpent of Yawning Depths
Slinn Voda, the Rising Deep
Slinn Voda, the Rising Deep
Spark Double
Spark Double
Spawning Kraken
Spawning Kraken
Stormsurge Kraken
Stormsurge Kraken
Tolarian Kraken
Tolarian Kraken
Wood Elves
Wood Elves
Instants (11)
An Offer You Can't Refuse
An Offer You Can't Refuse
Beast Within
Beast Within
Brainstorm
Brainstorm
Counterspell
Counterspell
Disdainful Stroke
Disdainful Stroke
Double Major
Double Major
Growth Spiral
Growth Spiral
Heroic Intervention
Heroic Intervention
Rapid Hybridization
Rapid Hybridization
Return of the Wildspeaker
Return of the Wildspeaker
Second Harvest
Second Harvest
Sorceries (14)
Adventurous Impulse
Adventurous Impulse
Cultivate
Cultivate
Farseek
Farseek
Finale of Devastation
Finale of Devastation
Kodama's Reach
Kodama's Reach
Last March of the Ents
Last March of the Ents
Mirage Mockery
Mirage Mockery
Nature's Lore
Nature's Lore
Oversimplify
Oversimplify
Quasiduplicate
Quasiduplicate
Rampant Growth
Rampant Growth
Skyshroud Claim
Skyshroud Claim
Soul's Majesty
Soul's Majesty
Whelming Wave
Whelming Wave
Artifacts (8)
Arcane Signet
Arcane Signet
Helm of the Host
Helm of the Host
Lightning Greaves
Lightning Greaves
Seer's Sundial
Seer's Sundial
Simic Signet
Simic Signet
Sol Ring
Sol Ring
Swiftfoot Boots
Swiftfoot Boots
Thought Vessel
Thought Vessel
Enchantments (8)
City of Death
City of Death
Elemental Bond
Elemental Bond
Exploration
Exploration
Garruk's Uprising
Garruk's Uprising
Ominous Seas
Ominous Seas
Parallel Lives
Parallel Lives
Quest for Ula's Temple
Quest for Ula's Temple
Tribute to the World Tree
Tribute to the World Tree
Planeswalkers (1)
Garruk, Primal Hunter
Garruk, Primal Hunter
Lands (14)
Barkchannel Pathway
Barkchannel Pathway
Botanical Sanctum
Botanical Sanctum
Breeding Pool
Breeding Pool
Command Tower
Command Tower
Dreamroot Cascade
Dreamroot Cascade
Hinterland Harbor
Hinterland Harbor
Overflowing Basin
Overflowing Basin
Rejuvenating Springs
Rejuvenating Springs
Reliquary Tower
Reliquary Tower
Rimewood Falls
Rimewood Falls
Simic Guildgate
Simic Guildgate
Tangled Islet
Tangled Islet
Waterlogged Grove
Waterlogged Grove
Yavimaya Coast
Yavimaya Coast
Basics (2)
Forest
10 Forest
Island
11 Island