Koma, Cosmos Serpent (Commander) - Expensive Stax

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #298
2decks
As CommanderAs CardAverage DeckDecks
Bracket
All12345
Budget
Any$$$$
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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The One Ring
100%inclusion2 decks2 decks
92%synergy
Rhystic Study
100%inclusion2 decks2 decks
78%synergy
Mana Vault
100%inclusion2 decks2 decks
94%synergy
Gaea's Cradle
100%inclusion2 decks2 decks
93%synergy
Force of Will
100%inclusion2 decks2 decks
90%synergy
Fierce Guardianship
100%inclusion2 decks2 decks
83%synergy
Cyclonic Rift
100%inclusion2 decks2 decks
74%synergy
Grim Monolith
50%inclusion1 decks2 decks
47%synergy
Ancient Tomb
50%inclusion1 decks2 decks
41%synergy
Crop Rotation
50%inclusion1 decks2 decks
37%synergy
Creatures
Koma, World-Eater
100%inclusion1 decks1 decks
87%synergy
Vorinclex, Voice of Hunger
100%inclusion2 decks2 decks
97%synergy
Displacer Kitten
50%inclusion1 decks2 decks
46%synergy
Peregrine Drake
50%inclusion1 decks2 decks
46%synergy
Bloom Tender
50%inclusion1 decks2 decks
46%synergy
Collector Ouphe
50%inclusion1 decks2 decks
49%synergy
Garruk's Packleader
50%inclusion1 decks2 decks
48%synergy
Consecrated Sphinx
50%inclusion1 decks2 decks
41%synergy
Junk Winder
50%inclusion1 decks2 decks
43%synergy
Aesi, Tyrant of Gyre Strait
50%inclusion1 decks2 decks
33%synergy
Wandering Archaic
50%inclusion1 decks2 decks
45%synergy
Fatespinner
50%inclusion1 decks2 decks
50%synergy
Harbinger of the Seas
50%inclusion1 decks2 decks
46%synergy
Craterhoof Behemoth
50%inclusion1 decks2 decks
41%synergy
Kinnan, Bonder Prodigy
50%inclusion1 decks2 decks
47%synergy
Spark Double
50%inclusion1 decks2 decks
40%synergy
Sakashima of a Thousand Faces
50%inclusion1 decks2 decks
45%synergy
Esix, Fractal Bloom
50%inclusion1 decks2 decks
46%synergy
Sylvan Safekeeper
50%inclusion1 decks2 decks
46%synergy
Arixmethes, Slumbering Isle
50%inclusion1 decks2 decks
37%synergy
Serpent of Yawning Depths
50%inclusion1 decks2 decks
44%synergy
Birds of Paradise
50%inclusion1 decks2 decks
22%synergy
Hullbreaker Horror
50%inclusion1 decks2 decks
32%synergy
Spellskite
50%inclusion1 decks2 decks
45%synergy
Jin-Gitaxias, Core Augur
50%inclusion1 decks2 decks
47%synergy
Delighted Halfling
50%inclusion1 decks2 decks
39%synergy
Instants
An Offer You Can't Refuse
100%inclusion2 decks2 decks
77%synergy
Heroic Intervention
100%inclusion2 decks2 decks
70%synergy
Mindbreak Trap
100%inclusion2 decks2 decks
95%synergy
Counterspell
100%inclusion2 decks2 decks
50%synergy
Growth Spiral
50%inclusion1 decks2 decks
6%synergy
Archdruid's Charm
50%inclusion1 decks2 decks
44%synergy
Krosan Grip
50%inclusion1 decks2 decks
42%synergy
Legolas's Quick Reflexes
50%inclusion1 decks2 decks
47%synergy
Force of Vigor
50%inclusion1 decks2 decks
45%synergy
Mana Drain
50%inclusion1 decks2 decks
34%synergy
Beast Within
50%inclusion1 decks2 decks
0%synergy
Flusterstorm
50%inclusion1 decks2 decks
43%synergy
Swan Song
50%inclusion1 decks2 decks
31%synergy
Arcane Denial
50%inclusion1 decks2 decks
28%synergy
Force of Negation
50%inclusion1 decks2 decks
41%synergy
Mana Leak
50%inclusion1 decks2 decks
48%synergy
Borne Upon a Wind
50%inclusion1 decks2 decks
49%synergy
Worldly Tutor
50%inclusion1 decks2 decks
35%synergy
Mystical Tutor
50%inclusion1 decks2 decks
41%synergy
Sunder
50%inclusion1 decks2 decks
50%synergy
Sorceries
Green Sun's Zenith
50%inclusion1 decks2 decks
41%synergy
Eldritch Evolution
50%inclusion1 decks2 decks
46%synergy
Kodama's Reach
50%inclusion1 decks2 decks
14%synergy
Three Visits
50%inclusion1 decks2 decks
27%synergy
Triumph of the Hordes
50%inclusion1 decks2 decks
47%synergy
Neoform
50%inclusion1 decks2 decks
46%synergy
Farseek
50%inclusion1 decks2 decks
25%synergy
Tempt with Discovery
50%inclusion1 decks2 decks
46%synergy
Finale of Devastation
50%inclusion1 decks2 decks
38%synergy
Temporal Manipulation
50%inclusion1 decks2 decks
49%synergy
Nature's Lore
50%inclusion1 decks2 decks
20%synergy
Rampant Growth
50%inclusion1 decks2 decks
9%synergy
Cultivate
50%inclusion1 decks2 decks
3%synergy
Irenicus's Vile Duplication
50%inclusion1 decks2 decks
44%synergy
Expropriate
50%inclusion1 decks2 decks
48%synergy
The Great Aurora
50%inclusion1 decks2 decks
50%synergy
Utility Artifacts
Phyrexian Altar
100%inclusion2 decks2 decks
100%synergy
Static Orb
50%inclusion1 decks2 decks
50%synergy
Sphere of Resistance
50%inclusion1 decks2 decks
50%synergy
Thorn of Amethyst
50%inclusion1 decks2 decks
50%synergy
Sensei's Divining Top
50%inclusion1 decks2 decks
46%synergy
God-Pharaoh's Statue
50%inclusion1 decks2 decks
50%synergy
Winter Orb
50%inclusion1 decks2 decks
50%synergy
The Millennium Calendar
50%inclusion1 decks2 decks
48%synergy
Crawlspace
50%inclusion1 decks2 decks
50%synergy
Defense Grid
50%inclusion1 decks2 decks
50%synergy
Vexing Bauble
50%inclusion1 decks2 decks
50%synergy
Ashnod's Altar
50%inclusion1 decks2 decks
49%synergy
Mindlock Orb
50%inclusion1 decks2 decks
50%synergy
Cursed Totem
50%inclusion1 decks2 decks
50%synergy
Grafdigger's Cage
50%inclusion1 decks2 decks
50%synergy
The Great Henge
50%inclusion1 decks2 decks
41%synergy
Torpor Orb
50%inclusion1 decks2 decks
50%synergy
Whispersilk Cloak
50%inclusion1 decks2 decks
48%synergy
Winter Moon
50%inclusion1 decks2 decks
50%synergy
Lightning Greaves
50%inclusion1 decks2 decks
28%synergy
Damping Sphere
50%inclusion1 decks2 decks
50%synergy
Smokestack
50%inclusion1 decks2 decks
50%synergy
Enchantments
Doubling Season
50%inclusion1 decks2 decks
40%synergy
Energy Flux
50%inclusion1 decks2 decks
50%synergy
Parallel Lives
50%inclusion1 decks2 decks
44%synergy
Mystic Remora
50%inclusion1 decks2 decks
35%synergy
Sylvan Library
50%inclusion1 decks2 decks
41%synergy
Stasis
50%inclusion1 decks2 decks
50%synergy
Quest for Renewal
50%inclusion1 decks2 decks
48%synergy
Defense of the Heart
50%inclusion1 decks2 decks
48%synergy
Propaganda
50%inclusion1 decks2 decks
43%synergy
Planeswalkers
Karn Liberated
50%inclusion1 decks2 decks
50%synergy
Narset, Parter of Veils
50%inclusion1 decks2 decks
49%synergy
Utility Lands
Mistrise Village
100%inclusion1 decks1 decks
89%synergy
Boseiju, Who Endures
100%inclusion2 decks2 decks
78%synergy
Wasteland
50%inclusion1 decks2 decks
49%synergy
Minamo, School at Water's Edge
50%inclusion1 decks2 decks
44%synergy
Boseiju, Who Shelters All
50%inclusion1 decks2 decks
49%synergy
Urza's Saga
50%inclusion1 decks2 decks
44%synergy
The Tabernacle at Pendrell Vale
50%inclusion1 decks2 decks
50%synergy
Emergence Zone
50%inclusion1 decks2 decks
46%synergy
Command Beacon
50%inclusion1 decks2 decks
46%synergy
Nykthos, Shrine to Nyx
50%inclusion1 decks2 decks
47%synergy
Reliquary Tower
50%inclusion1 decks2 decks
0%synergy
Strip Mine
50%inclusion1 decks2 decks
47%synergy
Three Tree City
50%inclusion1 decks2 decks
45%synergy
Otawara, Soaring City
50%inclusion1 decks2 decks
31%synergy
Mana Artifacts
Lotus Petal
100%inclusion2 decks2 decks
93%synergy
Sol Ring
100%inclusion2 decks2 decks
19%synergy
Arcane Signet
50%inclusion1 decks2 decks
-13%synergy
Jeweled Lotus
50%inclusion1 decks2 decks
48%synergy
Mana Crypt
50%inclusion1 decks2 decks
47%synergy
Decanter of Endless Water
50%inclusion1 decks2 decks
45%synergy
Thought Vessel
50%inclusion1 decks2 decks
30%synergy
Mox Opal
50%inclusion1 decks2 decks
46%synergy
Chrome Mox
50%inclusion1 decks2 decks
43%synergy
Lion's Eye Diamond
50%inclusion1 decks2 decks
50%synergy
Mox Diamond
50%inclusion1 decks2 decks
45%synergy
Lands
Command Tower
100%inclusion2 decks2 decks
15%synergy
Breeding Pool
100%inclusion2 decks2 decks
54%synergy
Tropical Island
100%inclusion2 decks2 decks
86%synergy
Island
100%inclusion2 decks2 decks
5%synergy
Forest
100%inclusion2 decks2 decks
5%synergy
Rejuvenating Springs
100%inclusion2 decks2 decks
56%synergy
Misty Rainforest
50%inclusion1 decks2 decks
19%synergy
Exotic Orchard
50%inclusion1 decks2 decks
26%synergy
Windswept Heath
50%inclusion1 decks2 decks
40%synergy
Wooded Foothills
50%inclusion1 decks2 decks
40%synergy
Gemstone Caverns
50%inclusion1 decks2 decks
44%synergy
Hedge Maze
50%inclusion1 decks2 decks
30%synergy
Mana Confluence
50%inclusion1 decks2 decks
44%synergy
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