Koma, Cosmos Serpent (Commander) - Stax

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #302
25decks
As CommanderAs CardAverage DeckDecks
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Background image for How To Play Sea Creatures Differently In Commander
Sikora
Nov 13, 2025
Sikora
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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Winter Orb
64%inclusion16 decks25 decks
64%synergy
Mana Drain
76%inclusion19 decks25 decks
60%synergy
Adrix and Nev, Twincasters
68%inclusion17 decks25 decks
60%synergy
Static Orb
56%inclusion14 decks25 decks
56%synergy
Junk Winder
56%inclusion14 decks25 decks
49%synergy
Parallel Lives
52%inclusion13 decks25 decks
46%synergy
Tribute to the World Tree
52%inclusion13 decks25 decks
46%synergy
Whelming Wave
56%inclusion14 decks25 decks
45%synergy
Sakashima of a Thousand Faces
48%inclusion12 decks25 decks
43%synergy
Sakashima the Impostor
44%inclusion11 decks25 decks
41%synergy
Top Cards
Cultivate
76%inclusion19 decks25 decks
29%synergy
Counterspell
76%inclusion19 decks25 decks
26%synergy
Nature's Lore
68%inclusion17 decks25 decks
38%synergy
Birds of Paradise
68%inclusion17 decks25 decks
40%synergy
Three Visits
64%inclusion16 decks25 decks
41%synergy
Kodama's Reach
60%inclusion15 decks25 decks
24%synergy
An Offer You Can't Refuse
60%inclusion15 decks25 decks
37%synergy
Beast Within
60%inclusion15 decks25 decks
10%synergy
Rampant Growth
60%inclusion15 decks25 decks
19%synergy
Heroic Intervention
56%inclusion14 decks25 decks
26%synergy
Game Changers
Cyclonic Rift
72%inclusion18 decks25 decks
46%synergy
Fierce Guardianship
60%inclusion15 decks25 decks
43%synergy
Rhystic Study
56%inclusion14 decks25 decks
34%synergy
Seedborn Muse
44%inclusion11 decks25 decks
28%synergy
Force of Will
44%inclusion11 decks25 decks
34%synergy
Mystical Tutor
44%inclusion11 decks25 decks
35%synergy
The One Ring
36%inclusion9 decks25 decks
28%synergy
Mana Vault
36%inclusion9 decks25 decks
30%synergy
Ancient Tomb
32%inclusion8 decks25 decks
23%synergy
Consecrated Sphinx
28%inclusion7 decks25 decks
19%synergy
Creatures
Koma, World-Eater
52%inclusion11 decks21 decks
39%synergy
Spark Double
48%inclusion12 decks25 decks
38%synergy
Aesi, Tyrant of Gyre Strait
44%inclusion11 decks25 decks
27%synergy
Elvish Mystic
40%inclusion10 decks25 decks
16%synergy
Serpent of Yawning Depths
36%inclusion9 decks25 decks
30%synergy
Fyndhorn Elves
36%inclusion9 decks25 decks
20%synergy
Llanowar Elves
32%inclusion8 decks25 decks
4%synergy
Craterhoof Behemoth
32%inclusion8 decks25 decks
22%synergy
Hullbreaker Horror
32%inclusion8 decks25 decks
14%synergy
Spawning Kraken
32%inclusion8 decks25 decks
25%synergy
Delighted Halfling
32%inclusion8 decks25 decks
21%synergy
Garruk's Packleader
28%inclusion7 decks25 decks
26%synergy
Eternal Witness
28%inclusion7 decks25 decks
7%synergy
Arixmethes, Slumbering Isle
28%inclusion7 decks25 decks
15%synergy
Vorinclex, Voice of Hunger
28%inclusion7 decks25 decks
25%synergy
Enduring Vitality
27%inclusion6 decks22 decks
20%synergy
Octomancer
26%inclusion6 decks23 decks
21%synergy
Tishana's Tidebinder
24%inclusion6 decks25 decks
18%synergy
Tireless Provisioner
24%inclusion6 decks25 decks
9%synergy
Sakura-Tribe Elder
24%inclusion6 decks25 decks
5%synergy
Summon: Leviathan
21%inclusion3 decks14 decks
14%synergy
Peregrine Drake
20%inclusion5 decks25 decks
16%synergy
Collector Ouphe
20%inclusion5 decks25 decks
19%synergy
Saryth, the Viper's Fang
20%inclusion5 decks25 decks
18%synergy
Murkfiend Liege
20%inclusion5 decks25 decks
5%synergy
Lotus Cobra
20%inclusion5 decks25 decks
6%synergy
Kinnan, Bonder Prodigy
20%inclusion5 decks25 decks
17%synergy
Ohran Frostfang
20%inclusion5 decks25 decks
16%synergy
Glasspool Mimic
20%inclusion5 decks25 decks
16%synergy
Troyan, Gutsy Explorer
16%inclusion4 decks25 decks
13%synergy
Roaming Throne
16%inclusion4 decks25 decks
8%synergy
Azusa, Lost but Seeking
16%inclusion4 decks25 decks
2%synergy
Deadeye Navigator
16%inclusion4 decks25 decks
13%synergy
Jin-Gitaxias, Progress Tyrant
16%inclusion4 decks25 decks
14%synergy
Loot, Exuberant Explorer
14%inclusion3 decks21 decks
7%synergy
Fanatic of Rhonas
13%inclusion3 decks23 decks
7%synergy
Harbinger of the Seas
13%inclusion3 decks23 decks
9%synergy
Tatyova, Benthic Druid
12%inclusion3 decks25 decks
-19%synergy
Jaheira, Friend of the Forest
12%inclusion3 decks25 decks
8%synergy
Kiora's Follower
12%inclusion3 decks25 decks
-3%synergy
Arbor Elf
12%inclusion3 decks25 decks
6%synergy
Walking Ballista
12%inclusion3 decks25 decks
8%synergy
Coiling Oracle
12%inclusion3 decks25 decks
-1%synergy
Slinn Voda, the Rising Deep
12%inclusion3 decks25 decks
6%synergy
Archetype of Imagination
12%inclusion3 decks25 decks
8%synergy
Sylvan Safekeeper
12%inclusion3 decks25 decks
8%synergy
Tribute Mage
12%inclusion3 decks25 decks
10%synergy
Guardian Augmenter
12%inclusion3 decks25 decks
11%synergy
Trinket Mage
12%inclusion3 decks25 decks
10%synergy
Kiora, the Rising Tide
10%inclusion2 decks21 decks
6%synergy
Instants
Swan Song
48%inclusion12 decks25 decks
29%synergy
Pongify
40%inclusion10 decks25 decks
15%synergy
Growth Spiral
36%inclusion9 decks25 decks
-9%synergy
Negate
32%inclusion8 decks25 decks
6%synergy
Double Major
32%inclusion8 decks25 decks
24%synergy
Pact of Negation
32%inclusion8 decks25 decks
25%synergy
Arcane Denial
28%inclusion7 decks25 decks
5%synergy
Force of Negation
28%inclusion7 decks25 decks
20%synergy
Worldly Tutor
28%inclusion7 decks25 decks
13%synergy
Second Harvest
24%inclusion6 decks25 decks
18%synergy
Rapid Hybridization
20%inclusion5 decks25 decks
-6%synergy
Mental Misstep
20%inclusion5 decks25 decks
15%synergy
Sink into Stupor
17%inclusion4 decks23 decks
6%synergy
Crop Rotation
16%inclusion4 decks25 decks
3%synergy
Krosan Grip
16%inclusion4 decks25 decks
8%synergy
Tyvar's Stand
16%inclusion4 decks25 decks
13%synergy
Chord of Calling
16%inclusion4 decks25 decks
8%synergy
Nature's Claim
16%inclusion4 decks25 decks
6%synergy
Tamiyo's Safekeeping
16%inclusion4 decks25 decks
10%synergy
Muddle the Mixture
12%inclusion3 decks25 decks
8%synergy
Whir of Invention
12%inclusion3 decks25 decks
10%synergy
Return of the Wildspeaker
12%inclusion3 decks25 decks
2%synergy
Brainstorm
12%inclusion3 decks25 decks
-2%synergy
Archdruid's Charm
12%inclusion3 decks25 decks
6%synergy
Mystic Reflection
12%inclusion3 decks25 decks
9%synergy
Force of Vigor
12%inclusion3 decks25 decks
7%synergy
Dispel
12%inclusion3 decks25 decks
7%synergy
Reality Shift
12%inclusion3 decks25 decks
-3%synergy
Entish Restoration
12%inclusion3 decks25 decks
3%synergy
Flusterstorm
12%inclusion3 decks25 decks
5%synergy
Noxious Revival
12%inclusion3 decks25 decks
6%synergy
Snap
12%inclusion3 decks25 decks
8%synergy
Voidslime
12%inclusion3 decks25 decks
7%synergy
Consult the Star Charts
9.1%inclusion1 decks11 decks
7%synergy
Strix Serenade
8.7%inclusion2 decks23 decks
5%synergy
Planar Genesis
8.7%inclusion2 decks23 decks
-2%synergy
Mizzium Skin
8.0%inclusion2 decks25 decks
8%synergy
Frantic Search
8.0%inclusion2 decks25 decks
2%synergy
Snakeskin Veil
8.0%inclusion2 decks25 decks
2%synergy
Fog
8.0%inclusion2 decks25 decks
5%synergy
Mindbreak Trap
8.0%inclusion2 decks25 decks
3%synergy
Daze
8.0%inclusion2 decks25 decks
7%synergy
Stifle
8.0%inclusion2 decks25 decks
7%synergy
Misdirection
8.0%inclusion2 decks25 decks
6%synergy
Simic Charm
8.0%inclusion2 decks25 decks
0%synergy
Constant Mists
8.0%inclusion2 decks25 decks
7%synergy
Once Upon a Time
8.0%inclusion2 decks25 decks
8%synergy
Dramatic Reversal
8.0%inclusion2 decks25 decks
4%synergy
Enervate
8.0%inclusion2 decks25 decks
8%synergy
Sunder
8.0%inclusion2 decks25 decks
8%synergy
Sorceries
Farseek
56%inclusion14 decks25 decks
31%synergy
Skyshroud Claim
44%inclusion11 decks25 decks
35%synergy
Irenicus's Vile Duplication
36%inclusion9 decks25 decks
30%synergy
Quantum Misalignment
24%inclusion6 decks25 decks
21%synergy
Fabricate
24%inclusion6 decks25 decks
17%synergy
Finale of Devastation
20%inclusion5 decks25 decks
8%synergy
Personal Tutor
20%inclusion5 decks25 decks
19%synergy
Explosive Vegetation
20%inclusion5 decks25 decks
14%synergy
Green Sun's Zenith
16%inclusion4 decks25 decks
7%synergy
Last March of the Ents
16%inclusion4 decks25 decks
12%synergy
Explore
16%inclusion4 decks25 decks
-4%synergy
Genesis Wave
16%inclusion4 decks25 decks
12%synergy
Curse of the Swine
12%inclusion3 decks25 decks
1%synergy
Quasiduplicate
12%inclusion3 decks25 decks
9%synergy
Natural Order
12%inclusion3 decks25 decks
11%synergy
Rishkar's Expertise
12%inclusion3 decks25 decks
4%synergy
Expropriate
12%inclusion3 decks25 decks
10%synergy
Solve the Equation
12%inclusion3 decks25 decks
10%synergy
Rite of Replication
12%inclusion3 decks25 decks
5%synergy
Windfall
8.0%inclusion2 decks25 decks
4%synergy
Eldritch Evolution
8.0%inclusion2 decks25 decks
4%synergy
Tooth and Nail
8.0%inclusion2 decks25 decks
7%synergy
Triumph of the Hordes
8.0%inclusion2 decks25 decks
5%synergy
Sea Gate Restoration
8.0%inclusion2 decks25 decks
3%synergy
Tempt with Discovery
8.0%inclusion2 decks25 decks
4%synergy
Drawn from Dreams
8.0%inclusion2 decks25 decks
8%synergy
Harmonize
8.0%inclusion2 decks25 decks
2%synergy
Broken Bond
8.0%inclusion2 decks25 decks
3%synergy
Distant Melody
8.0%inclusion2 decks25 decks
5%synergy
Temporal Trespass
8.0%inclusion2 decks25 decks
7%synergy
Doppelgang
8.0%inclusion2 decks25 decks
1%synergy
Bala Ged Recovery
8.0%inclusion2 decks25 decks
-2%synergy
Migration Path
8.0%inclusion2 decks25 decks
5%synergy
Open the Way
8.0%inclusion2 decks25 decks
5%synergy
Overwhelming Stampede
8.0%inclusion2 decks25 decks
-4%synergy
Regrowth
8.0%inclusion2 decks25 decks
4%synergy
Sylvan Scrying
8.0%inclusion2 decks25 decks
2%synergy
Nature's Rhythm
5.9%inclusion1 decks17 decks
0%synergy
Utility Artifacts
Swiftfoot Boots
32%inclusion8 decks25 decks
6%synergy
Lightning Greaves
28%inclusion7 decks25 decks
6%synergy
Winter Moon
26%inclusion6 decks23 decks
26%synergy
Mirror Box
20%inclusion5 decks25 decks
17%synergy
Helm of the Host
20%inclusion5 decks25 decks
15%synergy
Torpor Orb
20%inclusion5 decks25 decks
20%synergy
Isochron Scepter
20%inclusion5 decks25 decks
18%synergy
Skullclamp
12%inclusion3 decks25 decks
11%synergy
Emerald Medallion
12%inclusion3 decks25 decks
9%synergy
Sapphire Medallion
12%inclusion3 decks25 decks
9%synergy
Vexing Bauble
8.7%inclusion2 decks23 decks
8%synergy
Moonsilver Key
8.0%inclusion2 decks25 decks
4%synergy
Coat of Arms
8.0%inclusion2 decks25 decks
7%synergy
Trinisphere
8.0%inclusion2 decks25 decks
7%synergy
Monster Manual
8.0%inclusion2 decks25 decks
6%synergy
Grafdigger's Cage
8.0%inclusion2 decks25 decks
8%synergy
The Great Henge
8.0%inclusion2 decks25 decks
-1%synergy
Phyrexian Altar
8.0%inclusion2 decks25 decks
8%synergy
Whispersilk Cloak
8.0%inclusion2 decks25 decks
6%synergy
Staff of Domination
8.0%inclusion2 decks25 decks
6%synergy
Smokestack
8.0%inclusion2 decks25 decks
8%synergy
Enchantments
Doubling Season
40%inclusion10 decks25 decks
30%synergy
Elemental Bond
40%inclusion10 decks25 decks
34%synergy
Mystic Remora
32%inclusion8 decks25 decks
17%synergy
Sylvan Library
28%inclusion7 decks25 decks
19%synergy
Stasis
24%inclusion6 decks25 decks
24%synergy
Exploration
20%inclusion5 decks25 decks
7%synergy
Defense of the Heart
20%inclusion5 decks25 decks
18%synergy
Moonlit Meditation
18%inclusion2 decks11 decks
17%synergy
Impostor Syndrome
17%inclusion1 decks6 decks
15%synergy
Utopia Sprawl
16%inclusion4 decks25 decks
9%synergy
Cryptolith Rite
16%inclusion4 decks25 decks
13%synergy
Back to Basics
16%inclusion4 decks25 decks
16%synergy
Wild Growth
16%inclusion4 decks25 decks
7%synergy
Song of the Dryads
16%inclusion4 decks25 decks
14%synergy
Burgeoning
16%inclusion4 decks25 decks
9%synergy
Kenrith's Transformation
16%inclusion4 decks25 decks
12%synergy
Opposition
16%inclusion4 decks25 decks
16%synergy
Kindred Discovery
12%inclusion3 decks25 decks
2%synergy
Verity Circle
12%inclusion3 decks25 decks
11%synergy
Carpet of Flowers
12%inclusion3 decks25 decks
9%synergy
Pattern of Rebirth
12%inclusion3 decks25 decks
12%synergy
Unnatural Growth
12%inclusion3 decks25 decks
9%synergy
Death's Presence
12%inclusion3 decks25 decks
12%synergy
Arcane Laboratory
12%inclusion3 decks25 decks
12%synergy
Garruk's Uprising
8.0%inclusion2 decks25 decks
-8%synergy
Frozen Aether
8.0%inclusion2 decks25 decks
8%synergy
Dissipation Field
8.0%inclusion2 decks25 decks
8%synergy
Steely Resolve
8.0%inclusion2 decks25 decks
8%synergy
Mana Reflection
8.0%inclusion2 decks25 decks
3%synergy
Primal Vigor
8.0%inclusion2 decks25 decks
5%synergy
Rising Waters
8.0%inclusion2 decks25 decks
8%synergy
Prismatic Omen
8.0%inclusion2 decks25 decks
8%synergy
Propaganda
8.0%inclusion2 decks25 decks
1%synergy
Growing Rites of Itlimoc
8.0%inclusion2 decks25 decks
2%synergy
Confounding Conundrum
8.0%inclusion2 decks25 decks
8%synergy
Battles
Invasion of Segovia
8.0%inclusion2 decks25 decks
7%synergy
Planeswalkers
Oko, Thief of Crowns
36%inclusion9 decks25 decks
29%synergy
Narset, Parter of Veils
24%inclusion6 decks25 decks
23%synergy
Tezzeret the Seeker
12%inclusion3 decks25 decks
8%synergy
Utility Lands
Boseiju, Who Endures
52%inclusion13 decks25 decks
30%synergy
Reliquary Tower
52%inclusion13 decks25 decks
2%synergy
Otawara, Soaring City
36%inclusion9 decks25 decks
17%synergy
Command Beacon
28%inclusion7 decks25 decks
24%synergy
Evendo, Waking Haven
27%inclusion3 decks11 decks
22%synergy
Yavimaya, Cradle of Growth
24%inclusion6 decks25 decks
2%synergy
Urza's Saga
20%inclusion5 decks25 decks
14%synergy
Temple of the False God
20%inclusion5 decks25 decks
4%synergy
Three Tree City
17%inclusion4 decks23 decks
12%synergy
Alchemist's Refuge
16%inclusion4 decks25 decks
-1%synergy
Gaea's Cradle
16%inclusion4 decks25 decks
9%synergy
Mystic Sanctuary
12%inclusion3 decks25 decks
0%synergy
Coral Atoll
12%inclusion3 decks25 decks
9%synergy
Mosswort Bridge
12%inclusion3 decks25 decks
-5%synergy
Castle Garenbrig
12%inclusion3 decks25 decks
7%synergy
Jungle Basin
12%inclusion3 decks25 decks
10%synergy
Mistrise Village
12%inclusion2 decks17 decks
1%synergy
Minamo, School at Water's Edge
8.0%inclusion2 decks25 decks
2%synergy
Crystal Vein
8.0%inclusion2 decks25 decks
8%synergy
Emergence Zone
8.0%inclusion2 decks25 decks
4%synergy
Castle Vantress
8.0%inclusion2 decks25 decks
1%synergy
Strip Mine
8.0%inclusion2 decks25 decks
5%synergy
Blinkmoth Well
8.0%inclusion2 decks25 decks
8%synergy
Rogue's Passage
8.0%inclusion2 decks25 decks
-14%synergy
Mana Artifacts
Sol Ring
96%inclusion24 decks25 decks
15%synergy
Arcane Signet
76%inclusion19 decks25 decks
13%synergy
Talisman of Curiosity
44%inclusion11 decks25 decks
22%synergy
Thought Vessel
40%inclusion10 decks25 decks
20%synergy
Lotus Petal
24%inclusion6 decks25 decks
17%synergy
Simic Signet
20%inclusion5 decks25 decks
-12%synergy
Jeweled Lotus
12%inclusion3 decks25 decks
10%synergy
Basalt Monolith
12%inclusion3 decks25 decks
5%synergy
Mox Opal
12%inclusion3 decks25 decks
7%synergy
Chrome Mox
12%inclusion3 decks25 decks
5%synergy
Mana Crypt
8.0%inclusion2 decks25 decks
5%synergy
Lands
Command Tower
84%inclusion21 decks25 decks
-1%synergy
Island
84%inclusion21 decks25 decks
-11%synergy
Forest
84%inclusion21 decks25 decks
-11%synergy
Rejuvenating Springs
72%inclusion18 decks25 decks
28%synergy
Breeding Pool
68%inclusion17 decks25 decks
22%synergy
Misty Rainforest
56%inclusion14 decks25 decks
25%synergy
Dreamroot Cascade
56%inclusion14 decks25 decks
14%synergy
Yavimaya Coast
52%inclusion13 decks25 decks
0%synergy
Hinterland Harbor
52%inclusion13 decks25 decks
-7%synergy
Simic Growth Chamber
36%inclusion9 decks25 decks
-12%synergy
Prismatic Vista
28%inclusion7 decks25 decks
21%synergy
Windswept Heath
28%inclusion7 decks25 decks
18%synergy
Tropical Island
28%inclusion7 decks25 decks
14%synergy
Barkchannel Pathway
24%inclusion6 decks25 decks
4%synergy
Hedge Maze
24%inclusion6 decks25 decks
4%synergy
Flooded Grove
24%inclusion6 decks25 decks
-17%synergy
Fabled Passage
20%inclusion5 decks25 decks
6%synergy
Snow-Covered Island
20%inclusion5 decks25 decks
13%synergy
Snow-Covered Forest
20%inclusion5 decks25 decks
13%synergy
Verdant Catacombs
20%inclusion5 decks25 decks
10%synergy
Waterlogged Grove
20%inclusion5 decks25 decks
-1%synergy
Glasspool Mimic
20%inclusion5 decks25 decks
16%synergy
Flooded Strand
20%inclusion5 decks25 decks
9%synergy
Sink into Stupor
17%inclusion4 decks23 decks
6%synergy
Vineglimmer Snarl
16%inclusion4 decks25 decks
-23%synergy
Wooded Foothills
16%inclusion4 decks25 decks
6%synergy
Polluted Delta
16%inclusion4 decks25 decks
6%synergy
Willowrush Verge
14%inclusion3 decks21 decks
-2%synergy
Myriad Landscape
12%inclusion3 decks25 decks
-10%synergy
Reflecting Pool
12%inclusion3 decks25 decks
9%synergy
Botanical Sanctum
12%inclusion3 decks25 decks
-1%synergy
Gemstone Caverns
12%inclusion3 decks25 decks
6%synergy
Scalding Tarn
12%inclusion3 decks25 decks
2%synergy
Talon Gates of Madara
8.7%inclusion2 decks23 decks
1%synergy
Exotic Orchard
8.0%inclusion2 decks25 decks
-16%synergy
Sea Gate Restoration
8.0%inclusion2 decks25 decks
3%synergy
Temple of Mystery
8.0%inclusion2 decks25 decks
-30%synergy
Rimewood Falls
8.0%inclusion2 decks25 decks
-1%synergy
Mana Confluence
8.0%inclusion2 decks25 decks
2%synergy
Bala Ged Recovery
8.0%inclusion2 decks25 decks
-2%synergy
City of Brass
8.0%inclusion2 decks25 decks
2%synergy
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