Average Deck for The Monstrous Serpent - Expensive Sea Creatures

Original Name:

Koma, Cosmos SerpentKoma, Cosmos Serpent

The Monstrous Serpent

Rank #304

13decks

As Commander As Card Average Deck Decks

Bracket

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Budget

Any $$$$

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.

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Aug 6, 2025

Arnaud Gompertz

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

The Monstrous Serpent

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Playtest on Archidekt

- 1 The Monstrous SerpentThe Monstrous Serpent
- 1 Adrix and Nev, TwincastersAdrix and Nev, Twincasters
- 1 Aesi, Tyrant of Gyre StraitAesi, Tyrant of Gyre Strait
- 1 Ancient TombAncient Tomb
- 1 Arcane SignetArcane Signet
- 1 Arixmethes, Slumbering IsleArixmethes, Slumbering Isle
- 1 Barkchannel PathwayBarkchannel Pathway
- 1 Beast WithinBeast Within
- 1 Birds of ParadiseBirds of Paradise
- 1 Boseiju, Who EnduresBoseiju, Who Endures
- 1 Breaching LeviathanBreaching Leviathan
- 1 Breeding PoolBreeding Pool
- 1 Brinelin, the Moon KrakenBrinelin, the Moon Kraken
- 1 Castle GarenbrigCastle Garenbrig
- 1 Chameleon, Master of DisguiseChameleon, Master of Disguise
- 1 Command TowerCommand Tower
- 1 CounterspellCounterspell
- 1 Craterhoof BehemothCraterhoof Behemoth
- 1 Cryptic SerpentCryptic Serpent
- 1 CultivateCultivate
- 1 Cyclonic RiftCyclonic Rift
- 1 Deep-Sea KrakenDeep-Sea Kraken
- 1 Doubling SeasonDoubling Season
- 1 Elemental BondElemental Bond
- 1 Engulf the ShoreEngulf the Shore
- 1 Evendo, Waking HavenEvendo, Waking Haven
- 1 FarseekFarseek
- 1 Fierce GuardianshipFierce Guardianship
- 5 ForestForest
- 1 Garruk's UprisingGarruk's Uprising
- 1 Growth SpiralGrowth Spiral
- 1 Hinterland HarborHinterland Harbor
- 1 Hullbreaker HorrorHullbreaker Horror
- 1 Inkwell LeviathanInkwell Leviathan
- 1 Irenicus's Vile DuplicationIrenicus's Vile Duplication
- 5 IslandIsland
- 1 Junk WinderJunk Winder
- 1 Kefnet's MonumentKefnet's Monument
- 1 Kindred DiscoveryKindred Discovery
- 1 Kiora, Sovereign of the DeepKiora, Sovereign of the Deep
- 1 Kiora, the Crashing WaveKiora, the Crashing Wave
- 1 Kodama's ReachKodama's Reach
- 1 Koma, World-EaterKoma, World-Eater
- 1 Lightning GreavesLightning Greaves
- 1 Mana DrainMana Drain
- 1 Misty RainforestMisty Rainforest
- 1 Mosswort BridgeMosswort Bridge
- 1 Nadir KrakenNadir Kraken
- 1 Nature's ClaimNature's Claim
- 1 Nature's LoreNature's Lore
- 1 Nezahal, Primal TideNezahal, Primal Tide
- 1 OctomancerOctomancer
- 1 Otawara, Soaring CityOtawara, Soaring City
- 1 Parallel LivesParallel Lives
- 1 Quest for Ula's TempleQuest for Ula's Temple
- 1 Rampant GrowthRampant Growth
- 1 Rejuvenating SpringsRejuvenating Springs
- 1 Reliquary TowerReliquary Tower
- 1 Reservoir KrakenReservoir Kraken
- 1 Return to NatureReturn to Nature
- 1 Rhystic StudyRhystic Study
- 1 Sakashima of a Thousand FacesSakashima of a Thousand Faces
- 1 Sapphire MedallionSapphire Medallion
- 1 Scourge of FleetsScourge of Fleets
- 1 Serpent of Yawning DepthsSerpent of Yawning Depths
- 1 Shared RootsShared Roots
- 1 Simic CharmSimic Charm
- 1 Simic SignetSimic Signet
- 1 Sink into StuporSink into Stupor
- 1 Skyshroud ClaimSkyshroud Claim
- 1 Slinn Voda, the Rising DeepSlinn Voda, the Rising Deep
- 3 Snow-Covered ForestSnow-Covered Forest
- 3 Snow-Covered IslandSnow-Covered Island
- 1 Sol RingSol Ring
- 1 Spark DoubleSpark Double
- 1 Spawning KrakenSpawning Kraken
- 1 Stormsurge KrakenStormsurge Kraken
- 1 Stormtide LeviathanStormtide Leviathan
- 1 The Great HengeThe Great Henge
- 1 Three VisitsThree Visits
- 1 Tribute to the World TreeTribute to the World Tree
- 1 TromokratisTromokratis
- 1 Tropical IslandTropical Island
- 1 Waterlogged GroveWaterlogged Grove
- 1 Whelming WaveWhelming Wave
- 1 Willowrush VergeWillowrush Verge
- 1 Worldly TutorWorldly Tutor
- 1 Yavimaya, Cradle of GrowthYavimaya, Cradle of Growth

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Filters Card Filters

Adrix and Nev, Twincasters

Aesi, Tyrant of Gyre Strait

Arixmethes, Slumbering Isle

Birds of Paradise

Breaching Leviathan

Brinelin, the Moon Kraken

Chameleon, Master of Disguise

Craterhoof Behemoth

Cryptic Serpent

Deep-Sea Kraken

Hullbreaker Horror

Inkwell Leviathan

Junk Winder

Kiora, Sovereign of the Deep

Koma, World-Eater

Nadir Kraken

Nezahal, Primal Tide

Octomancer

Reservoir Kraken

Sakashima of a Thousand Faces

Scourge of Fleets

Serpent of Yawning Depths

Slinn Voda, the Rising Deep

Spark Double

Spawning Kraken

Stormsurge Kraken

Stormtide Leviathan

Tromokratis

Instants (12)

Beast Within

Counterspell

Cyclonic Rift

Engulf the Shore

Fierce Guardianship

Growth Spiral

Mana Drain

Nature's Claim

Return to Nature

Simic Charm

Sink into Stupor

Worldly Tutor

Sorceries (10)

Cultivate

Farseek

Irenicus's Vile Duplication

Kodama's Reach

Nature's Lore

Rampant Growth

Shared Roots

Skyshroud Claim

Three Visits

Whelming Wave

Artifacts (7)

Arcane Signet

Kefnet's Monument

Lightning Greaves

Sapphire Medallion

Simic Signet

Sol Ring

The Great Henge

Enchantments (8)

Doubling Season

Elemental Bond

Garruk's Uprising

Kindred Discovery

Parallel Lives

Quest for Ula's Temple

Rhystic Study

Tribute to the World Tree

Planeswalkers (1)

Kiora, the Crashing Wave

Lands (17)

Ancient Tomb

Barkchannel Pathway

Boseiju, Who Endures

Breeding Pool

Castle Garenbrig

Command Tower

Evendo, Waking Haven

Hinterland Harbor

Misty Rainforest

Mosswort Bridge

Otawara, Soaring City

Rejuvenating Springs

Reliquary Tower

Tropical Island

Waterlogged Grove

Willowrush Verge

Yavimaya, Cradle of Growth

Basics (4)

Forest

5 Forests

Island

5 Islands

Snow-Covered Forest

3 Snow-Covered Forests

Snow-Covered Island

3 Snow-Covered Islands