Koma, Cosmos Serpent (Commander) - Budget 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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Narset, Parter of Veils
50%inclusion1 decks2 decks
49%synergy
Creatures
Koma, World-Eater
100%inclusion1 decks1 decks
87%synergy
Trickster's Elk
100%inclusion1 decks1 decks
100%synergy
Harbinger of the Seas
100%inclusion1 decks1 decks
96%synergy
Serpent of Yawning Depths
100%inclusion2 decks2 decks
94%synergy
Snapping Voidcraw
100%inclusion1 decks1 decks
98%synergy
Maraleaf Pixie
50%inclusion1 decks2 decks
44%synergy
Curiosity Crafter
50%inclusion1 decks2 decks
46%synergy
Collector Ouphe
50%inclusion1 decks2 decks
49%synergy
Adrix and Nev, Twincasters
50%inclusion1 decks2 decks
42%synergy
Garruk's Packleader
50%inclusion1 decks2 decks
48%synergy
Stormtide Leviathan
50%inclusion1 decks2 decks
44%synergy
Acidic Slime
50%inclusion1 decks2 decks
44%synergy
Sludge Monster
50%inclusion1 decks2 decks
50%synergy
Rampaging Baloths
50%inclusion1 decks2 decks
33%synergy
Scourge of Fleets
50%inclusion1 decks2 decks
42%synergy
Nadir Kraken
50%inclusion1 decks2 decks
46%synergy
Junk Winder
50%inclusion1 decks2 decks
43%synergy
Thrashing Brontodon
50%inclusion1 decks2 decks
50%synergy
Murkfiend Liege
50%inclusion1 decks2 decks
35%synergy
Aesi, Tyrant of Gyre Strait
50%inclusion1 decks2 decks
33%synergy
Llanowar Elves
50%inclusion1 decks2 decks
22%synergy
Arasta of the Endless Web
50%inclusion1 decks2 decks
49%synergy
Coiling Oracle
50%inclusion1 decks2 decks
37%synergy
Haywire Mite
50%inclusion1 decks2 decks
48%synergy
Slinn Voda, the Rising Deep
50%inclusion1 decks2 decks
43%synergy
Esix, Fractal Bloom
50%inclusion1 decks2 decks
46%synergy
Predator Ooze
50%inclusion1 decks2 decks
49%synergy
Archetype of Imagination
50%inclusion1 decks2 decks
46%synergy
Sakashima the Impostor
50%inclusion1 decks2 decks
47%synergy
Scute Swarm
50%inclusion1 decks2 decks
29%synergy
Geode Golem
50%inclusion1 decks2 decks
50%synergy
Manglehorn
50%inclusion1 decks2 decks
47%synergy
Nezahal, Primal Tide
50%inclusion1 decks2 decks
39%synergy
Trygon Predator
50%inclusion1 decks2 decks
43%synergy
Arixmethes, Slumbering Isle
50%inclusion1 decks2 decks
37%synergy
Rug of Smothering
50%inclusion1 decks2 decks
50%synergy
Spawning Kraken
50%inclusion1 decks2 decks
43%synergy
Llanowar Visionary
50%inclusion1 decks2 decks
49%synergy
Instants
Pongify
100%inclusion2 decks2 decks
75%synergy
Refute
100%inclusion1 decks1 decks
98%synergy
Growth Spiral
100%inclusion2 decks2 decks
56%synergy
Reality Shift
100%inclusion2 decks2 decks
85%synergy
Strix Serenade
100%inclusion1 decks1 decks
96%synergy
Sink into Stupor
100%inclusion1 decks1 decks
89%synergy
Counterspell
100%inclusion2 decks2 decks
50%synergy
Annul
100%inclusion2 decks2 decks
99%synergy
Rapid Hybridization
50%inclusion1 decks2 decks
24%synergy
Eureka Moment
50%inclusion1 decks2 decks
39%synergy
Snakeskin Veil
50%inclusion1 decks2 decks
44%synergy
Return of the Wildspeaker
50%inclusion1 decks2 decks
40%synergy
Negate
50%inclusion1 decks2 decks
24%synergy
Brainstorm
50%inclusion1 decks2 decks
36%synergy
Krosan Grip
50%inclusion1 decks2 decks
42%synergy
Tyvar's Stand
50%inclusion1 decks2 decks
47%synergy
Blinding Fog
50%inclusion1 decks2 decks
50%synergy
Time Stop
50%inclusion1 decks2 decks
50%synergy
Keep Safe
50%inclusion1 decks2 decks
50%synergy
Second Harvest
50%inclusion1 decks2 decks
44%synergy
Nature's Claim
50%inclusion1 decks2 decks
40%synergy
Harrow
50%inclusion1 decks2 decks
38%synergy
Opt
50%inclusion1 decks2 decks
43%synergy
Beast Within
50%inclusion1 decks2 decks
0%synergy
Return to Nature
50%inclusion1 decks2 decks
44%synergy
Bane's Contingency
50%inclusion1 decks2 decks
49%synergy
Unsummon
50%inclusion1 decks2 decks
49%synergy
Perplexing Test
50%inclusion1 decks2 decks
45%synergy
Quandrix Command
50%inclusion1 decks2 decks
45%synergy
Wash Away
50%inclusion1 decks2 decks
48%synergy
Snap
50%inclusion1 decks2 decks
46%synergy
Simic Charm
50%inclusion1 decks2 decks
42%synergy
Double Major
50%inclusion1 decks2 decks
42%synergy
Evacuation
50%inclusion1 decks2 decks
45%synergy
Sorceries
Kodama's Reach
50%inclusion1 decks2 decks
14%synergy
Gitaxian Probe
50%inclusion1 decks2 decks
48%synergy
Atraxa's Fall
50%inclusion1 decks2 decks
50%synergy
Circuitous Route
50%inclusion1 decks2 decks
48%synergy
Devastation Tide
50%inclusion1 decks2 decks
47%synergy
Farseek
50%inclusion1 decks2 decks
25%synergy
Tempt with Discovery
50%inclusion1 decks2 decks
46%synergy
Curse of the Swine
50%inclusion1 decks2 decks
39%synergy
Titania's Command
50%inclusion1 decks2 decks
49%synergy
Rampant Growth
50%inclusion1 decks2 decks
9%synergy
Cultivate
50%inclusion1 decks2 decks
3%synergy
Search for Tomorrow
50%inclusion1 decks2 decks
45%synergy
Irenicus's Vile Duplication
50%inclusion1 decks2 decks
44%synergy
Preordain
50%inclusion1 decks2 decks
42%synergy
Explore
50%inclusion1 decks2 decks
30%synergy
River's Rebuke
50%inclusion1 decks2 decks
47%synergy
Urban Evolution
50%inclusion1 decks2 decks
40%synergy
Ravenform
50%inclusion1 decks2 decks
45%synergy
Migration Path
50%inclusion1 decks2 decks
47%synergy
Whelming Wave
50%inclusion1 decks2 decks
39%synergy
Regrowth
50%inclusion1 decks2 decks
46%synergy
Utility Artifacts
Vexing Bauble
100%inclusion1 decks1 decks
100%synergy
Winter Moon
100%inclusion1 decks1 decks
100%synergy
Swiftfoot Boots
100%inclusion2 decks2 decks
74%synergy
Giant's Amulet
50%inclusion1 decks2 decks
50%synergy
Glaring Spotlight
50%inclusion1 decks2 decks
50%synergy
Weathered Runestone
50%inclusion1 decks2 decks
50%synergy
Torpor Orb
50%inclusion1 decks2 decks
50%synergy
Combine Chrysalis
50%inclusion1 decks2 decks
46%synergy
Idol of Oblivion
50%inclusion1 decks2 decks
47%synergy
Enchantments
Unable to Scream
100%inclusion1 decks1 decks
99%synergy
Utter Insignificance
100%inclusion1 decks1 decks
99%synergy
Back to Basics
50%inclusion1 decks2 decks
50%synergy
Imprisoned in the Moon
50%inclusion1 decks2 decks
46%synergy
Wizard Class
50%inclusion1 decks2 decks
45%synergy
Hall of Gemstone
50%inclusion1 decks2 decks
50%synergy
Ominous Seas
50%inclusion1 decks2 decks
46%synergy
Tribute to the World Tree
50%inclusion1 decks2 decks
44%synergy
Stasis Field
50%inclusion1 decks2 decks
50%synergy
Kenrith's Transformation
50%inclusion1 decks2 decks
46%synergy
Witness Protection
50%inclusion1 decks2 decks
47%synergy
Stasis
50%inclusion1 decks2 decks
50%synergy
Retreat to Coralhelm
50%inclusion1 decks2 decks
40%synergy
Elemental Bond
50%inclusion1 decks2 decks
44%synergy
Confounding Conundrum
50%inclusion1 decks2 decks
50%synergy
Planeswalkers
Oko, Thief of Crowns
50%inclusion1 decks2 decks
43%synergy
Utility Lands
Mosswort Bridge
50%inclusion1 decks2 decks
33%synergy
Reliquary Tower
50%inclusion1 decks2 decks
0%synergy
Castle Vantress
50%inclusion1 decks2 decks
43%synergy
Temple of the False God
50%inclusion1 decks2 decks
34%synergy
Rogue's Passage
50%inclusion1 decks2 decks
28%synergy
Mana Artifacts
Arcane Signet
100%inclusion2 decks2 decks
37%synergy
Sol Ring
50%inclusion1 decks2 decks
-31%synergy
Talisman of Curiosity
50%inclusion1 decks2 decks
29%synergy
Lands
Vineglimmer Snarl
100%inclusion2 decks2 decks
61%synergy
Yavimaya Coast
100%inclusion2 decks2 decks
48%synergy
Evolving Wilds
100%inclusion2 decks2 decks
75%synergy
Island
100%inclusion2 decks2 decks
5%synergy
Forest
100%inclusion2 decks2 decks
5%synergy
Sink into Stupor
100%inclusion1 decks1 decks
89%synergy
Quandrix Campus
50%inclusion1 decks2 decks
43%synergy
Myriad Landscape
50%inclusion1 decks2 decks
28%synergy
Secluded Courtyard
50%inclusion1 decks2 decks
43%synergy
Temple of Mystery
50%inclusion1 decks2 decks
12%synergy
Flooded Grove
50%inclusion1 decks2 decks
9%synergy
Hinterland Harbor
50%inclusion1 decks2 decks
-9%synergy
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