Koma, Cosmos Serpent (Commander) - Expensive Optimized Clones

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #296
3decks
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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Rhystic Study
100%inclusion3 decks3 decks
78%synergy
Gaea's Cradle
100%inclusion3 decks3 decks
93%synergy
Fierce Guardianship
100%inclusion3 decks3 decks
83%synergy
Cyclonic Rift
100%inclusion3 decks3 decks
74%synergy
Ancient Tomb
67%inclusion2 decks3 decks
57%synergy
Seedborn Muse
67%inclusion2 decks3 decks
51%synergy
Worldly Tutor
67%inclusion2 decks3 decks
51%synergy
Crop Rotation
33%inclusion1 decks3 decks
20%synergy
Consecrated Sphinx
33%inclusion1 decks3 decks
25%synergy
Glacial Chasm
33%inclusion1 decks3 decks
32%synergy
Creatures
Garruk's Packleader
100%inclusion3 decks3 decks
98%synergy
Aesi, Tyrant of Gyre Strait
100%inclusion3 decks3 decks
83%synergy
Spark Double
100%inclusion3 decks3 decks
90%synergy
Sakashima of a Thousand Faces
100%inclusion3 decks3 decks
95%synergy
Sakashima the Impostor
100%inclusion3 decks3 decks
97%synergy
Ohran Frostfang
100%inclusion3 decks3 decks
96%synergy
Serpent of Yawning Depths
100%inclusion3 decks3 decks
94%synergy
Adrix and Nev, Twincasters
67%inclusion2 decks3 decks
58%synergy
Koma, World-Eater
67%inclusion2 decks3 decks
53%synergy
Eternal Witness
67%inclusion2 decks3 decks
45%synergy
Roaming Throne
67%inclusion2 decks3 decks
59%synergy
Elvish Mystic
67%inclusion2 decks3 decks
43%synergy
Junk Winder
67%inclusion2 decks3 decks
60%synergy
Llanowar Elves
67%inclusion2 decks3 decks
39%synergy
Craterhoof Behemoth
67%inclusion2 decks3 decks
57%synergy
Birds of Paradise
67%inclusion2 decks3 decks
39%synergy
Fyndhorn Elves
67%inclusion2 decks3 decks
51%synergy
Spawning Kraken
67%inclusion2 decks3 decks
59%synergy
Tatyova, Benthic Druid
33%inclusion1 decks3 decks
2%synergy
Enduring Vitality
33%inclusion1 decks3 decks
26%synergy
Spellseeker
33%inclusion1 decks3 decks
31%synergy
Fanatic of Rhonas
33%inclusion1 decks3 decks
28%synergy
Timeless Witness
33%inclusion1 decks3 decks
31%synergy
Archetype of Imagination
33%inclusion1 decks3 decks
29%synergy
Scute Swarm
33%inclusion1 decks3 decks
12%synergy
Llanowar Tribe
33%inclusion1 decks3 decks
32%synergy
Sakura-Tribe Elder
33%inclusion1 decks3 decks
14%synergy
Uro, Titan of Nature's Wrath
33%inclusion1 decks3 decks
24%synergy
Instants
Heroic Intervention
100%inclusion3 decks3 decks
70%synergy
Mana Drain
100%inclusion3 decks3 decks
84%synergy
Swan Song
100%inclusion3 decks3 decks
81%synergy
Counterspell
100%inclusion3 decks3 decks
50%synergy
An Offer You Can't Refuse
67%inclusion2 decks3 decks
44%synergy
Growth Spiral
67%inclusion2 decks3 decks
22%synergy
Archdruid's Charm
67%inclusion2 decks3 decks
60%synergy
Second Harvest
67%inclusion2 decks3 decks
60%synergy
Chord of Calling
67%inclusion2 decks3 decks
59%synergy
Beast Within
67%inclusion2 decks3 decks
16%synergy
Double Major
67%inclusion2 decks3 decks
58%synergy
Pongify
33%inclusion1 decks3 decks
9%synergy
Rapid Hybridization
33%inclusion1 decks3 decks
7%synergy
Muddle the Mixture
33%inclusion1 decks3 decks
29%synergy
Return of the Wildspeaker
33%inclusion1 decks3 decks
23%synergy
Blustersquall
33%inclusion1 decks3 decks
33%synergy
Negate
33%inclusion1 decks3 decks
7%synergy
Mystic Reflection
33%inclusion1 decks3 decks
31%synergy
Force of Vigor
33%inclusion1 decks3 decks
29%synergy
Force of Will
33%inclusion1 decks3 decks
23%synergy
Noxious Revival
33%inclusion1 decks3 decks
27%synergy
Cryptic Command
33%inclusion1 decks3 decks
32%synergy
Force of Negation
33%inclusion1 decks3 decks
25%synergy
Lazotep Plating
33%inclusion1 decks3 decks
33%synergy
Long River's Pull
33%inclusion1 decks3 decks
30%synergy
Pact of Negation
33%inclusion1 decks3 decks
26%synergy
Mystical Tutor
33%inclusion1 decks3 decks
24%synergy
Sorceries
Kodama's Reach
100%inclusion3 decks3 decks
64%synergy
Three Visits
100%inclusion3 decks3 decks
77%synergy
Skyshroud Claim
100%inclusion3 decks3 decks
91%synergy
Farseek
100%inclusion3 decks3 decks
75%synergy
Finale of Devastation
100%inclusion3 decks3 decks
88%synergy
Nature's Lore
100%inclusion3 decks3 decks
70%synergy
Cultivate
100%inclusion3 decks3 decks
53%synergy
Whelming Wave
100%inclusion3 decks3 decks
89%synergy
Irenicus's Vile Duplication
67%inclusion2 decks3 decks
60%synergy
Quantum Misalignment
33%inclusion1 decks3 decks
30%synergy
Curse of the Swine
33%inclusion1 decks3 decks
22%synergy
Rampant Growth
33%inclusion1 decks3 decks
-7%synergy
Search for Tomorrow
33%inclusion1 decks3 decks
29%synergy
Ezuri's Predation
33%inclusion1 decks3 decks
26%synergy
Bala Ged Recovery
33%inclusion1 decks3 decks
23%synergy
Regrowth
33%inclusion1 decks3 decks
30%synergy
Rite of Replication
33%inclusion1 decks3 decks
26%synergy
Utility Artifacts
Swiftfoot Boots
100%inclusion3 decks3 decks
74%synergy
Lightning Greaves
100%inclusion3 decks3 decks
78%synergy
Helm of the Host
67%inclusion2 decks3 decks
61%synergy
Eldrazi Monument
67%inclusion2 decks3 decks
66%synergy
The Great Henge
33%inclusion1 decks3 decks
24%synergy
Nevinyrral's Disk
33%inclusion1 decks3 decks
33%synergy
Enchantments
Doubling Season
100%inclusion3 decks3 decks
90%synergy
Tribute to the World Tree
100%inclusion3 decks3 decks
94%synergy
Parallel Lives
100%inclusion3 decks3 decks
94%synergy
Sylvan Library
100%inclusion3 decks3 decks
91%synergy
Elemental Bond
100%inclusion3 decks3 decks
94%synergy
Mystic Remora
67%inclusion2 decks3 decks
51%synergy
Utopia Sprawl
33%inclusion1 decks3 decks
27%synergy
Beastmaster Ascension
33%inclusion1 decks3 decks
30%synergy
Carpet of Flowers
33%inclusion1 decks3 decks
31%synergy
Wild Growth
33%inclusion1 decks3 decks
25%synergy
Primal Vigor
33%inclusion1 decks3 decks
30%synergy
Growing Rites of Itlimoc
33%inclusion1 decks3 decks
27%synergy
Abundance
33%inclusion1 decks3 decks
31%synergy
Planeswalkers
Oko, Thief of Crowns
33%inclusion1 decks3 decks
26%synergy
Utility Lands
Mistrise Village
100%inclusion2 decks2 decks
89%synergy
Boseiju, Who Endures
100%inclusion3 decks3 decks
78%synergy
Reliquary Tower
100%inclusion3 decks3 decks
50%synergy
Evendo, Waking Haven
100%inclusion2 decks2 decks
95%synergy
Command Beacon
67%inclusion2 decks3 decks
63%synergy
Yavimaya, Cradle of Growth
67%inclusion2 decks3 decks
45%synergy
Three Tree City
67%inclusion2 decks3 decks
62%synergy
Wasteland
33%inclusion1 decks3 decks
32%synergy
Mystic Sanctuary
33%inclusion1 decks3 decks
21%synergy
Alchemist's Refuge
33%inclusion1 decks3 decks
16%synergy
Strip Mine
33%inclusion1 decks3 decks
30%synergy
Castle Garenbrig
33%inclusion1 decks3 decks
29%synergy
Otawara, Soaring City
33%inclusion1 decks3 decks
14%synergy
Mana Artifacts
Arcane Signet
100%inclusion3 decks3 decks
37%synergy
Sol Ring
100%inclusion3 decks3 decks
19%synergy
Talisman of Curiosity
67%inclusion2 decks3 decks
45%synergy
Thought Vessel
67%inclusion2 decks3 decks
46%synergy
Simic Signet
33%inclusion1 decks3 decks
1%synergy
Lands
Command Tower
100%inclusion3 decks3 decks
15%synergy
Breeding Pool
100%inclusion3 decks3 decks
55%synergy
Tropical Island
100%inclusion3 decks3 decks
86%synergy
Island
100%inclusion3 decks3 decks
5%synergy
Forest
100%inclusion3 decks3 decks
5%synergy
Prismatic Vista
67%inclusion2 decks3 decks
59%synergy
Misty Rainforest
67%inclusion2 decks3 decks
36%synergy
Fabled Passage
67%inclusion2 decks3 decks
52%synergy
Hedge Maze
67%inclusion2 decks3 decks
47%synergy
Rejuvenating Springs
67%inclusion2 decks3 decks
23%synergy
Willowrush Verge
50%inclusion1 decks2 decks
34%synergy
Blighted Woodland
33%inclusion1 decks3 decks
26%synergy
Simic Growth Chamber
33%inclusion1 decks3 decks
-15%synergy
Myriad Landscape
33%inclusion1 decks3 decks
11%synergy
Yavimaya Coast
33%inclusion1 decks3 decks
-19%synergy
Horizon of Progress
33%inclusion1 decks3 decks
28%synergy
Barkchannel Pathway
33%inclusion1 decks3 decks
13%synergy
Reflecting Pool
33%inclusion1 decks3 decks
30%synergy
Waterlogged Grove
33%inclusion1 decks3 decks
13%synergy
Temple of Mystery
33%inclusion1 decks3 decks
-5%synergy
Bala Ged Recovery
33%inclusion1 decks3 decks
23%synergy
Flooded Grove
33%inclusion1 decks3 decks
-7%synergy
Dreamroot Cascade
33%inclusion1 decks3 decks
-8%synergy
Hinterland Harbor
33%inclusion1 decks3 decks
-26%synergy
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