Koma, Cosmos Serpent (Commander) - Expensive Tokens

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #306
38decks
As CommanderAs CardAverage DeckDecks
Bracket
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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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Tam, Mindful First-Year
50%inclusion1 decks2 decks
50%synergy
High Synergy Cards
Sakashima of a Thousand Faces
92%inclusion35 decks38 decks
87%synergy
Elemental Bond
89%inclusion34 decks38 decks
84%synergy
Parallel Lives
87%inclusion33 decks38 decks
81%synergy
Spark Double
82%inclusion31 decks38 decks
72%synergy
Adrix and Nev, Twincasters
79%inclusion30 decks38 decks
70%synergy
Tribute to the World Tree
74%inclusion28 decks38 decks
67%synergy
Serpent of Yawning Depths
74%inclusion28 decks38 decks
67%synergy
Doubling Season
76%inclusion29 decks38 decks
67%synergy
Mana Drain
82%inclusion31 decks38 decks
66%synergy
Whelming Wave
76%inclusion29 decks38 decks
65%synergy
Top Cards
Beast Within
84%inclusion32 decks38 decks
34%synergy
Three Visits
82%inclusion31 decks38 decks
58%synergy
Heroic Intervention
82%inclusion31 decks38 decks
51%synergy
Birds of Paradise
82%inclusion31 decks38 decks
54%synergy
Nature's Lore
71%inclusion27 decks38 decks
41%synergy
Irenicus's Vile Duplication
71%inclusion27 decks38 decks
65%synergy
Cultivate
68%inclusion26 decks38 decks
22%synergy
Counterspell
68%inclusion26 decks38 decks
18%synergy
Craterhoof Behemoth
66%inclusion25 decks38 decks
56%synergy
Kodama's Reach
63%inclusion24 decks38 decks
27%synergy
Game Changers
Rhystic Study
84%inclusion32 decks38 decks
63%synergy
Gaea's Cradle
84%inclusion32 decks38 decks
77%synergy
Cyclonic Rift
84%inclusion32 decks38 decks
58%synergy
Fierce Guardianship
76%inclusion29 decks38 decks
59%synergy
Ancient Tomb
63%inclusion24 decks38 decks
54%synergy
Force of Will
61%inclusion23 decks38 decks
50%synergy
Worldly Tutor
47%inclusion18 decks38 decks
32%synergy
Consecrated Sphinx
45%inclusion17 decks38 decks
36%synergy
Seedborn Muse
37%inclusion14 decks38 decks
21%synergy
Mystical Tutor
32%inclusion12 decks38 decks
22%synergy
Creatures
Roaming Throne
61%inclusion23 decks38 decks
53%synergy
Junk Winder
58%inclusion22 decks38 decks
51%synergy
Aesi, Tyrant of Gyre Strait
58%inclusion22 decks38 decks
41%synergy
Spawning Kraken
55%inclusion21 decks38 decks
48%synergy
Sakashima the Impostor
53%inclusion20 decks38 decks
50%synergy
Koma, World-Eater
52%inclusion15 decks29 decks
38%synergy
Llanowar Elves
50%inclusion19 decks38 decks
22%synergy
Elvish Mystic
42%inclusion16 decks38 decks
18%synergy
Garruk's Packleader
39%inclusion15 decks38 decks
37%synergy
Fyndhorn Elves
39%inclusion15 decks38 decks
24%synergy
Eternal Witness
34%inclusion13 decks38 decks
13%synergy
Ohran Frostfang
34%inclusion13 decks38 decks
31%synergy
Enduring Vitality
32%inclusion11 decks34 decks
25%synergy
Arixmethes, Slumbering Isle
32%inclusion12 decks38 decks
18%synergy
Sakura-Tribe Elder
29%inclusion11 decks38 decks
10%synergy
Tatyova, Benthic Druid
26%inclusion10 decks38 decks
-5%synergy
Esix, Fractal Bloom
26%inclusion10 decks38 decks
22%synergy
Scute Swarm
26%inclusion10 decks38 decks
5%synergy
Fanatic of Rhonas
26%inclusion9 decks35 decks
20%synergy
Hullbreaker Horror
24%inclusion9 decks38 decks
6%synergy
Toski, Bearer of Secrets
21%inclusion8 decks38 decks
18%synergy
Delighted Halfling
21%inclusion8 decks38 decks
9%synergy
Tendershoot Dryad
18%inclusion7 decks38 decks
16%synergy
Murkfiend Liege
16%inclusion6 decks38 decks
1%synergy
Jaheira, Friend of the Forest
13%inclusion5 decks38 decks
9%synergy
Rampaging Baloths
13%inclusion5 decks38 decks
-4%synergy
Avenger of Zendikar
13%inclusion5 decks38 decks
-5%synergy
Druid of Purification
13%inclusion5 decks38 decks
12%synergy
Arasta of the Endless Web
13%inclusion5 decks38 decks
12%synergy
Slinn Voda, the Rising Deep
13%inclusion5 decks38 decks
7%synergy
Clever Impersonator
13%inclusion5 decks38 decks
8%synergy
Uro, Titan of Nature's Wrath
13%inclusion5 decks38 decks
3%synergy
Summon: Leviathan
13%inclusion2 decks16 decks
5%synergy
Chameleon, Master of Disguise
13%inclusion1 decks8 decks
10%synergy
Octomancer
11%inclusion4 decks35 decks
7%synergy
Curiosity Crafter
11%inclusion4 decks38 decks
7%synergy
Collector Ouphe
11%inclusion4 decks38 decks
9%synergy
Circle of Dreams Druid
11%inclusion4 decks38 decks
8%synergy
Xolatoyac, the Smiling Flood
11%inclusion4 decks38 decks
3%synergy
Phyrexian Metamorph
11%inclusion4 decks38 decks
1%synergy
Arbor Elf
11%inclusion4 decks38 decks
4%synergy
Progenitor Mimic
11%inclusion4 decks38 decks
6%synergy
Kinnan, Bonder Prodigy
11%inclusion4 decks38 decks
7%synergy
Archetype of Imagination
11%inclusion4 decks38 decks
6%synergy
Kona, Rescue Beastie
8.8%inclusion3 decks34 decks
7%synergy
Pollywog Prodigy
8.6%inclusion3 decks35 decks
2%synergy
Skyserpent Seeker
8.0%inclusion2 decks25 decks
5%synergy
Troyan, Gutsy Explorer
7.9%inclusion3 decks38 decks
5%synergy
Spellseeker
7.9%inclusion3 decks38 decks
6%synergy
Azusa, Lost but Seeking
7.9%inclusion3 decks38 decks
-6%synergy
Instants
Second Harvest
61%inclusion23 decks38 decks
54%synergy
An Offer You Can't Refuse
55%inclusion21 decks38 decks
32%synergy
Swan Song
55%inclusion21 decks38 decks
36%synergy
Growth Spiral
45%inclusion17 decks38 decks
0%synergy
Negate
42%inclusion16 decks38 decks
16%synergy
Double Major
42%inclusion16 decks38 decks
34%synergy
Rapid Hybridization
37%inclusion14 decks38 decks
11%synergy
Pongify
34%inclusion13 decks38 decks
9%synergy
Return of the Wildspeaker
34%inclusion13 decks38 decks
24%synergy
Chord of Calling
34%inclusion13 decks38 decks
26%synergy
Force of Negation
32%inclusion12 decks38 decks
23%synergy
Archdruid's Charm
30%inclusion11 decks37 decks
24%synergy
Crop Rotation
29%inclusion11 decks38 decks
16%synergy
Force of Vigor
26%inclusion10 decks38 decks
22%synergy
Nature's Claim
26%inclusion10 decks38 decks
16%synergy
Arcane Denial
26%inclusion10 decks38 decks
4%synergy
Krosan Grip
18%inclusion7 decks38 decks
11%synergy
Tamiyo's Safekeeping
18%inclusion7 decks38 decks
13%synergy
Sink into Stupor
17%inclusion6 decks35 decks
5%synergy
Pact of Negation
16%inclusion6 decks38 decks
8%synergy
Brainstorm
13%inclusion5 decks38 decks
-1%synergy
Mystic Reflection
13%inclusion5 decks38 decks
11%synergy
Legolas's Quick Reflexes
13%inclusion5 decks38 decks
11%synergy
Flusterstorm
13%inclusion5 decks38 decks
6%synergy
Noxious Revival
13%inclusion5 decks38 decks
7%synergy
Voidslime
13%inclusion5 decks38 decks
8%synergy
Divert Disaster
11%inclusion1 decks9 decks
10%synergy
Eureka Moment
11%inclusion4 decks38 decks
0%synergy
Stubborn Denial
11%inclusion4 decks38 decks
8%synergy
Reality Shift
11%inclusion4 decks38 decks
-4%synergy
Perplexing Test
11%inclusion4 decks38 decks
6%synergy
Consult the Star Charts
9.1%inclusion1 decks11 decks
7%synergy
Strix Serenade
8.6%inclusion3 decks35 decks
5%synergy
Collective Resistance
8.6%inclusion3 decks35 decks
5%synergy
Veil of Summer
7.9%inclusion3 decks38 decks
2%synergy
Snakeskin Veil
7.9%inclusion3 decks38 decks
2%synergy
Tyvar's Stand
7.9%inclusion3 decks38 decks
5%synergy
Sublime Epiphany
7.9%inclusion3 decks38 decks
6%synergy
Harrow
7.9%inclusion3 decks38 decks
-4%synergy
Delay
7.9%inclusion3 decks38 decks
6%synergy
Stifle
7.9%inclusion3 decks38 decks
7%synergy
Simic Charm
7.9%inclusion3 decks38 decks
0%synergy
Planar Genesis
5.7%inclusion2 decks35 decks
-5%synergy
Muddle the Mixture
5.3%inclusion2 decks38 decks
1%synergy
Mindbreak Trap
5.3%inclusion2 decks38 decks
0%synergy
Dispel
5.3%inclusion2 decks38 decks
1%synergy
Entish Restoration
5.3%inclusion2 decks38 decks
-4%synergy
Return to Nature
5.3%inclusion2 decks38 decks
0%synergy
Resculpt
5.3%inclusion2 decks38 decks
-1%synergy
Disallow
5.3%inclusion2 decks38 decks
4%synergy
Sorceries
Skyshroud Claim
58%inclusion22 decks38 decks
49%synergy
Farseek
58%inclusion22 decks38 decks
33%synergy
Finale of Devastation
55%inclusion21 decks38 decks
43%synergy
Rampant Growth
55%inclusion21 decks38 decks
15%synergy
Quantum Misalignment
34%inclusion13 decks38 decks
31%synergy
Rite of Replication
26%inclusion10 decks38 decks
19%synergy
Explore
24%inclusion9 decks38 decks
3%synergy
Green Sun's Zenith
21%inclusion8 decks38 decks
12%synergy
Triumph of the Hordes
21%inclusion8 decks38 decks
18%synergy
Overwhelming Stampede
21%inclusion8 decks38 decks
9%synergy
Bala Ged Recovery
18%inclusion7 decks38 decks
8%synergy
Sea Gate Restoration
13%inclusion5 decks38 decks
8%synergy
Curse of the Swine
11%inclusion4 decks38 decks
0%synergy
Flare of Cultivation
8.3%inclusion3 decks36 decks
6%synergy
Last March of the Ents
7.9%inclusion3 decks38 decks
4%synergy
Rishkar's Expertise
7.9%inclusion3 decks38 decks
-1%synergy
Shamanic Revelation
7.9%inclusion3 decks38 decks
3%synergy
Migration Path
7.9%inclusion3 decks38 decks
5%synergy
Bridgeworks Battle
5.7%inclusion2 decks35 decks
1%synergy
Ponder
5.3%inclusion2 decks38 decks
-2%synergy
Eldritch Evolution
5.3%inclusion2 decks38 decks
2%synergy
Replication Technique
5.3%inclusion2 decks38 decks
2%synergy
Pest Infestation
5.3%inclusion2 decks38 decks
4%synergy
Awaken the Woods
5.3%inclusion2 decks38 decks
1%synergy
Neoform
5.3%inclusion2 decks38 decks
1%synergy
Tempt with Discovery
5.3%inclusion2 decks38 decks
1%synergy
Lórien Revealed
5.3%inclusion2 decks38 decks
2%synergy
Temporal Manipulation
5.3%inclusion2 decks38 decks
4%synergy
Natural Order
5.3%inclusion2 decks38 decks
4%synergy
Search for Tomorrow
5.3%inclusion2 decks38 decks
1%synergy
Explosive Vegetation
5.3%inclusion2 decks38 decks
0%synergy
Distant Melody
5.3%inclusion2 decks38 decks
2%synergy
Urban Evolution
5.3%inclusion2 decks38 decks
-4%synergy
Doppelgang
5.3%inclusion2 decks38 decks
-1%synergy
Ezuri's Predation
5.3%inclusion2 decks38 decks
-2%synergy
Regrowth
5.3%inclusion2 decks38 decks
2%synergy
Utility Artifacts
Helm of the Host
58%inclusion22 decks38 decks
53%synergy
Lightning Greaves
50%inclusion19 decks38 decks
28%synergy
Swiftfoot Boots
42%inclusion16 decks38 decks
17%synergy
Eldrazi Monument
34%inclusion13 decks38 decks
34%synergy
The Great Henge
32%inclusion12 decks38 decks
22%synergy
The One Ring
24%inclusion9 decks38 decks
16%synergy
Combine Chrysalis
18%inclusion7 decks38 decks
14%synergy
Winter Orb
13%inclusion5 decks38 decks
13%synergy
Static Orb
11%inclusion4 decks38 decks
10%synergy
Mirror Box
11%inclusion4 decks38 decks
7%synergy
Skullclamp
11%inclusion4 decks38 decks
9%synergy
Akroma's Memorial
11%inclusion4 decks38 decks
9%synergy
Null Rod
7.9%inclusion3 decks38 decks
8%synergy
Banner of Kinship
6.9%inclusion2 decks29 decks
5%synergy
Sensei's Divining Top
5.3%inclusion2 decks38 decks
2%synergy
Coat of Arms
5.3%inclusion2 decks38 decks
4%synergy
Nevinyrral's Disk
5.3%inclusion2 decks38 decks
5%synergy
Idol of Oblivion
5.3%inclusion2 decks38 decks
2%synergy
Bident of Thassa
5.3%inclusion2 decks38 decks
-2%synergy
Enchantments
Sylvan Library
47%inclusion18 decks38 decks
38%synergy
Mystic Remora
45%inclusion17 decks38 decks
29%synergy
Kindred Discovery
34%inclusion13 decks38 decks
25%synergy
Growing Rites of Itlimoc
26%inclusion10 decks38 decks
20%synergy
Beastmaster Ascension
24%inclusion9 decks38 decks
21%synergy
Primal Vigor
21%inclusion8 decks38 decks
18%synergy
Exploration
18%inclusion7 decks38 decks
5%synergy
Utopia Sprawl
16%inclusion6 decks38 decks
9%synergy
Cryptolith Rite
16%inclusion6 decks38 decks
13%synergy
Wild Growth
13%inclusion5 decks38 decks
4%synergy
Burgeoning
13%inclusion5 decks38 decks
6%synergy
Paradox Haze
13%inclusion5 decks38 decks
13%synergy
Defense of the Heart
13%inclusion5 decks38 decks
11%synergy
Opposition
11%inclusion4 decks38 decks
10%synergy
Awakening Zone
11%inclusion4 decks38 decks
9%synergy
Carpet of Flowers
7.9%inclusion3 decks38 decks
5%synergy
Paradox Zone
7.9%inclusion3 decks38 decks
6%synergy
Garruk's Uprising
7.9%inclusion3 decks38 decks
-9%synergy
Imprisoned in the Moon
7.9%inclusion3 decks38 decks
4%synergy
Extravagant Replication
7.9%inclusion3 decks38 decks
6%synergy
Stasis
7.9%inclusion3 decks38 decks
8%synergy
Propaganda
7.9%inclusion3 decks38 decks
1%synergy
Mirror Room // Fractured Realm
5.9%inclusion2 decks34 decks
5%synergy
Arcane Adaptation
5.3%inclusion2 decks38 decks
5%synergy
Sandwurm Convergence
5.3%inclusion2 decks38 decks
3%synergy
Unnatural Growth
5.3%inclusion2 decks38 decks
2%synergy
Kenrith's Transformation
5.3%inclusion2 decks38 decks
1%synergy
Dismiss into Dream
5.3%inclusion2 decks38 decks
5%synergy
Abundance
5.3%inclusion2 decks38 decks
3%synergy
Battles
Invasion of Ikoria
7.9%inclusion3 decks38 decks
3%synergy
Planeswalkers
Oko, Thief of Crowns
53%inclusion20 decks38 decks
46%synergy
Garruk Wildspeaker
7.9%inclusion3 decks38 decks
7%synergy
Oko, the Ringleader
5.6%inclusion2 decks36 decks
5%synergy
Utility Lands
Boseiju, Who Endures
68%inclusion26 decks38 decks
46%synergy
Reliquary Tower
66%inclusion25 decks38 decks
16%synergy
Otawara, Soaring City
61%inclusion23 decks38 decks
41%synergy
Command Beacon
55%inclusion21 decks38 decks
51%synergy
Yavimaya, Cradle of Growth
55%inclusion21 decks38 decks
33%synergy
Three Tree City
40%inclusion14 decks35 decks
35%synergy
Mistrise Village
37%inclusion7 decks19 decks
26%synergy
Evendo, Waking Haven
20%inclusion2 decks10 decks
15%synergy
Mystic Sanctuary
16%inclusion6 decks38 decks
3%synergy
Wasteland
13%inclusion5 decks38 decks
12%synergy
Alchemist's Refuge
13%inclusion5 decks38 decks
-4%synergy
Emergence Zone
13%inclusion5 decks38 decks
9%synergy
Mosswort Bridge
13%inclusion5 decks38 decks
-4%synergy
Castle Garenbrig
13%inclusion5 decks38 decks
9%synergy
Urza's Saga
11%inclusion4 decks38 decks
5%synergy
Field of the Dead
11%inclusion4 decks38 decks
4%synergy
Strip Mine
11%inclusion4 decks38 decks
8%synergy
Minamo, School at Water's Edge
7.9%inclusion3 decks38 decks
1%synergy
Scavenger Grounds
7.9%inclusion3 decks38 decks
4%synergy
Rogue's Passage
7.9%inclusion3 decks38 decks
-14%synergy
Shifting Woodland
5.7%inclusion2 decks35 decks
-1%synergy
Glacial Chasm
5.3%inclusion2 decks38 decks
4%synergy
Nykthos, Shrine to Nyx
5.3%inclusion2 decks38 decks
3%synergy
Dark Depths
5.3%inclusion2 decks38 decks
-1%synergy
Homeward Path
5.3%inclusion2 decks38 decks
3%synergy
Temple of the False God
5.3%inclusion2 decks38 decks
-10%synergy
Dryad Arbor
5.3%inclusion2 decks38 decks
-1%synergy
Mana Artifacts
Sol Ring
89%inclusion34 decks38 decks
9%synergy
Arcane Signet
84%inclusion32 decks38 decks
21%synergy
Talisman of Curiosity
55%inclusion21 decks38 decks
34%synergy
Thought Vessel
37%inclusion14 decks38 decks
16%synergy
Mana Vault
24%inclusion9 decks38 decks
17%synergy
Simic Signet
21%inclusion8 decks38 decks
-11%synergy
Chrome Mox
18%inclusion7 decks38 decks
12%synergy
Lotus Petal
16%inclusion6 decks38 decks
9%synergy
Fellwar Stone
7.9%inclusion3 decks38 decks
-2%synergy
Mox Diamond
7.9%inclusion3 decks38 decks
3%synergy
Patchwork Banner
5.7%inclusion2 decks35 decks
2%synergy
Mana Crypt
5.3%inclusion2 decks38 decks
2%synergy
Decanter of Endless Water
5.3%inclusion2 decks38 decks
0%synergy
Mox Opal
5.3%inclusion2 decks38 decks
1%synergy
Lands
Command Tower
97%inclusion37 decks38 decks
12%synergy
Island
95%inclusion36 decks38 decks
-1%synergy
Forest
95%inclusion36 decks38 decks
-1%synergy
Breeding Pool
92%inclusion35 decks38 decks
46%synergy
Tropical Island
89%inclusion34 decks38 decks
75%synergy
Misty Rainforest
84%inclusion32 decks38 decks
53%synergy
Rejuvenating Springs
84%inclusion32 decks38 decks
40%synergy
Yavimaya Coast
71%inclusion27 decks38 decks
19%synergy
Hinterland Harbor
68%inclusion26 decks38 decks
9%synergy
Dreamroot Cascade
66%inclusion25 decks38 decks
24%synergy
Barkchannel Pathway
58%inclusion22 decks38 decks
38%synergy
Willowrush Verge
48%inclusion12 decks25 decks
31%synergy
Simic Growth Chamber
39%inclusion15 decks38 decks
-9%synergy
Waterlogged Grove
39%inclusion15 decks38 decks
19%synergy
Hedge Maze
39%inclusion15 decks38 decks
20%synergy
Fabled Passage
37%inclusion14 decks38 decks
22%synergy
Flooded Grove
34%inclusion13 decks38 decks
-7%synergy
Prismatic Vista
32%inclusion12 decks38 decks
24%synergy
Windswept Heath
29%inclusion11 decks38 decks
18%synergy
Polluted Delta
29%inclusion11 decks38 decks
18%synergy
Flooded Strand
29%inclusion11 decks38 decks
18%synergy
Wooded Foothills
26%inclusion10 decks38 decks
17%synergy
Verdant Catacombs
26%inclusion10 decks38 decks
17%synergy
Exotic Orchard
24%inclusion9 decks38 decks
0%synergy
Mana Confluence
24%inclusion9 decks38 decks
18%synergy
Scalding Tarn
21%inclusion8 decks38 decks
11%synergy
Vineglimmer Snarl
18%inclusion7 decks38 decks
-20%synergy
Tangled Islet
18%inclusion7 decks38 decks
2%synergy
Bala Ged Recovery
18%inclusion7 decks38 decks
8%synergy
City of Brass
18%inclusion7 decks38 decks
12%synergy
Sink into Stupor
17%inclusion6 decks35 decks
5%synergy
Myriad Landscape
13%inclusion5 decks38 decks
-9%synergy
Sea Gate Restoration
13%inclusion5 decks38 decks
8%synergy
Snow-Covered Island
13%inclusion5 decks38 decks
6%synergy
Snow-Covered Forest
13%inclusion5 decks38 decks
6%synergy
Rimewood Falls
13%inclusion5 decks38 decks
4%synergy
Gemstone Caverns
13%inclusion5 decks38 decks
7%synergy
Reflecting Pool
11%inclusion4 decks38 decks
7%synergy
Cavern of Souls
11%inclusion4 decks38 decks
5%synergy
Blighted Woodland
7.9%inclusion3 decks38 decks
1%synergy
Temple of Mystery
7.9%inclusion3 decks38 decks
-30%synergy
Glasspool Mimic
7.9%inclusion3 decks38 decks
4%synergy
Disciple of Freyalise
5.7%inclusion2 decks35 decks
1%synergy
Talon Gates of Madara
5.7%inclusion2 decks35 decks
-2%synergy
Bridgeworks Battle
5.7%inclusion2 decks35 decks
1%synergy
Littjara Mirrorlake
5.3%inclusion2 decks38 decks
1%synergy
Botanical Sanctum
5.3%inclusion2 decks38 decks
-7%synergy
Plaza of Heroes
5.3%inclusion2 decks38 decks
4%synergy
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