Koma, Cosmos Serpent (Commander) - Upgraded Tokens

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #300
68decks
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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Shared Roots
18%inclusion5 decks28 decks
15%synergy
The Unagi of Kyoshi Island
14%inclusion4 decks28 decks
9%synergy
Ember Island Production
7.1%inclusion2 decks28 decks
6%synergy
Badgermole Cub
6.9%inclusion2 decks29 decks
2%synergy
Spirit Water Revival
3.6%inclusion1 decks28 decks
3%synergy
High Synergy Cards
Elemental Bond
79%inclusion54 decks68 decks
74%synergy
Adrix and Nev, Twincasters
78%inclusion53 decks68 decks
69%synergy
Whelming Wave
79%inclusion54 decks68 decks
68%synergy
Spark Double
76%inclusion52 decks68 decks
67%synergy
Parallel Lives
65%inclusion44 decks68 decks
59%synergy
Serpent of Yawning Depths
65%inclusion44 decks68 decks
58%synergy
Irenicus's Vile Duplication
59%inclusion40 decks68 decks
53%synergy
Junk Winder
59%inclusion40 decks68 decks
52%synergy
Tribute to the World Tree
56%inclusion38 decks68 decks
49%synergy
Sakashima of a Thousand Faces
50%inclusion34 decks68 decks
45%synergy
Top Cards
Cultivate
75%inclusion51 decks68 decks
28%synergy
Counterspell
74%inclusion50 decks68 decks
24%synergy
Beast Within
66%inclusion45 decks68 decks
16%synergy
Kodama's Reach
62%inclusion42 decks68 decks
25%synergy
Heroic Intervention
62%inclusion42 decks68 decks
32%synergy
Nature's Lore
62%inclusion42 decks68 decks
31%synergy
Rampant Growth
62%inclusion42 decks68 decks
21%synergy
Koma, World-Eater
57%inclusion39 decks68 decks
44%synergy
Farseek
54%inclusion37 decks68 decks
30%synergy
Doubling Season
51%inclusion35 decks68 decks
42%synergy
Game Changers
Cyclonic Rift
43%inclusion29 decks68 decks
17%synergy
Fierce Guardianship
35%inclusion24 decks68 decks
18%synergy
Rhystic Study
26%inclusion18 decks68 decks
5%synergy
Consecrated Sphinx
22%inclusion15 decks68 decks
13%synergy
Seedborn Muse
22%inclusion15 decks68 decks
6%synergy
Worldly Tutor
16%inclusion11 decks68 decks
1%synergy
The One Ring
5.9%inclusion4 decks68 decks
-2%synergy
Force of Will
5.9%inclusion4 decks68 decks
-4%synergy
Creatures
Aesi, Tyrant of Gyre Strait
50%inclusion34 decks68 decks
33%synergy
Llanowar Elves
44%inclusion30 decks68 decks
16%synergy
Birds of Paradise
44%inclusion30 decks68 decks
16%synergy
Spawning Kraken
44%inclusion30 decks68 decks
37%synergy
Arixmethes, Slumbering Isle
43%inclusion29 decks68 decks
29%synergy
Sakashima the Impostor
41%inclusion28 decks68 decks
39%synergy
Craterhoof Behemoth
38%inclusion26 decks68 decks
29%synergy
Summon: Leviathan
38%inclusion22 decks58 decks
31%synergy
Sakura-Tribe Elder
37%inclusion25 decks68 decks
17%synergy
Elvish Mystic
35%inclusion24 decks68 decks
11%synergy
Garruk's Packleader
34%inclusion23 decks68 decks
32%synergy
Tatyova, Benthic Druid
31%inclusion21 decks68 decks
0%synergy
Eternal Witness
28%inclusion19 decks68 decks
7%synergy
Enduring Vitality
26%inclusion18 decks68 decks
19%synergy
Ohran Frostfang
26%inclusion18 decks68 decks
23%synergy
Roaming Throne
25%inclusion17 decks68 decks
17%synergy
Murkfiend Liege
24%inclusion16 decks68 decks
9%synergy
Archetype of Imagination
24%inclusion16 decks68 decks
19%synergy
Hullbreaker Horror
24%inclusion16 decks68 decks
6%synergy
Starwinder
23%inclusion11 decks48 decks
16%synergy
Coiling Oracle
22%inclusion15 decks68 decks
9%synergy
Octomancer
21%inclusion14 decks68 decks
16%synergy
Esix, Fractal Bloom
21%inclusion14 decks68 decks
17%synergy
Fyndhorn Elves
21%inclusion14 decks68 decks
5%synergy
Chameleon, Master of Disguise
20%inclusion8 decks41 decks
17%synergy
Reclamation Sage
19%inclusion13 decks68 decks
5%synergy
Fanatic of Rhonas
19%inclusion13 decks68 decks
13%synergy
Enduring Curiosity
18%inclusion12 decks68 decks
14%synergy
Curiosity Crafter
16%inclusion11 decks68 decks
13%synergy
Slinn Voda, the Rising Deep
16%inclusion11 decks68 decks
10%synergy
Scourge of Fleets
15%inclusion10 decks68 decks
7%synergy
Scute Swarm
13%inclusion9 decks68 decks
-8%synergy
Glasspool Mimic
13%inclusion9 decks68 decks
9%synergy
Saryth, the Viper's Fang
12%inclusion8 decks68 decks
10%synergy
Auton Soldier
12%inclusion8 decks68 decks
9%synergy
Champion of Lambholt
12%inclusion8 decks68 decks
7%synergy
Uro, Titan of Nature's Wrath
12%inclusion8 decks68 decks
2%synergy
Toski, Bearer of Secrets
10%inclusion7 decks68 decks
7%synergy
Tireless Provisioner
10%inclusion7 decks68 decks
-5%synergy
Gala Greeters
10%inclusion7 decks68 decks
9%synergy
Circle of Dreams Druid
8.8%inclusion6 decks68 decks
7%synergy
Disciple of Freyalise
8.8%inclusion6 decks68 decks
4%synergy
Rampaging Baloths
8.8%inclusion6 decks68 decks
-8%synergy
Azusa, Lost but Seeking
8.8%inclusion6 decks68 decks
-5%synergy
Solemn Simulacrum
7.4%inclusion5 decks68 decks
1%synergy
Jaheira, Friend of the Forest
7.4%inclusion5 decks68 decks
3%synergy
Troyan, Gutsy Explorer
7.4%inclusion5 decks68 decks
4%synergy
Phyrexian Metamorph
7.4%inclusion5 decks68 decks
-2%synergy
Inga and Esika
7.4%inclusion5 decks68 decks
5%synergy
Sphinx of the Second Sun
7.4%inclusion5 decks68 decks
6%synergy
Instants
Growth Spiral
47%inclusion32 decks68 decks
3%synergy
Second Harvest
43%inclusion29 decks68 decks
36%synergy
Double Major
40%inclusion27 decks68 decks
31%synergy
An Offer You Can't Refuse
38%inclusion26 decks68 decks
15%synergy
Return of the Wildspeaker
38%inclusion26 decks68 decks
28%synergy
Arcane Denial
37%inclusion25 decks68 decks
14%synergy
Pongify
35%inclusion24 decks68 decks
10%synergy
Rapid Hybridization
35%inclusion24 decks68 decks
9%synergy
Negate
32%inclusion22 decks68 decks
6%synergy
Mana Drain
32%inclusion22 decks68 decks
17%synergy
Reality Shift
24%inclusion16 decks68 decks
9%synergy
Swan Song
24%inclusion16 decks68 decks
4%synergy
Planar Genesis
22%inclusion15 decks68 decks
11%synergy
Plasm Capture
21%inclusion14 decks68 decks
17%synergy
Krosan Grip
19%inclusion13 decks68 decks
11%synergy
Nature's Claim
16%inclusion11 decks68 decks
6%synergy
Sink into Stupor
16%inclusion11 decks68 decks
5%synergy
Tamiyo's Safekeeping
15%inclusion10 decks68 decks
9%synergy
Voidslime
15%inclusion10 decks68 decks
10%synergy
Snakeskin Veil
13%inclusion9 decks68 decks
7%synergy
Brainstorm
13%inclusion9 decks68 decks
-1%synergy
Stubborn Denial
13%inclusion9 decks68 decks
11%synergy
Perplexing Test
13%inclusion9 decks68 decks
9%synergy
Three Steps Ahead
12%inclusion8 decks68 decks
9%synergy
Harrow
12%inclusion8 decks68 decks
0%synergy
Entish Restoration
12%inclusion8 decks68 decks
2%synergy
Auroral Procession
11%inclusion7 decks61 decks
8%synergy
Tyvar's Stand
10%inclusion7 decks68 decks
8%synergy
Mystic Reflection
10%inclusion7 decks68 decks
8%synergy
Chord of Calling
10%inclusion7 decks68 decks
3%synergy
Cackling Counterpart
10%inclusion7 decks68 decks
7%synergy
Collective Resistance
10%inclusion7 decks68 decks
7%synergy
Simic Charm
10%inclusion7 decks68 decks
2%synergy
Eureka Moment
8.8%inclusion6 decks68 decks
-2%synergy
Decisive Denial
8.8%inclusion6 decks68 decks
4%synergy
Archdruid's Charm
8.8%inclusion6 decks68 decks
3%synergy
Sublime Epiphany
8.8%inclusion6 decks68 decks
7%synergy
Return to Nature
8.8%inclusion6 decks68 decks
3%synergy
Aetherize
8.8%inclusion6 decks68 decks
-3%synergy
Resculpt
8.8%inclusion6 decks68 decks
3%synergy
Slip Out the Back
8.8%inclusion6 decks68 decks
5%synergy
Lazotep Plating
8.8%inclusion6 decks68 decks
8%synergy
Muddle the Mixture
7.4%inclusion5 decks68 decks
3%synergy
See Double
7.4%inclusion5 decks68 decks
6%synergy
Joint Exploration
7.4%inclusion5 decks68 decks
2%synergy
Rewind
7.4%inclusion5 decks68 decks
4%synergy
Refute
5.9%inclusion4 decks68 decks
4%synergy
Disallow
5.9%inclusion4 decks68 decks
4%synergy
Noxious Revival
5.9%inclusion4 decks68 decks
0%synergy
Sorceries
Three Visits
50%inclusion34 decks68 decks
27%synergy
Skyshroud Claim
40%inclusion27 decks68 decks
31%synergy
Quantum Misalignment
37%inclusion25 decks68 decks
34%synergy
Overwhelming Stampede
22%inclusion15 decks68 decks
10%synergy
Explore
21%inclusion14 decks68 decks
0%synergy
Bala Ged Recovery
19%inclusion13 decks68 decks
9%synergy
Migration Path
19%inclusion13 decks68 decks
16%synergy
Rite of Replication
19%inclusion13 decks68 decks
12%synergy
Shamanic Revelation
18%inclusion12 decks68 decks
12%synergy
Ponder
16%inclusion11 decks68 decks
9%synergy
Sea Gate Restoration
16%inclusion11 decks68 decks
11%synergy
Finale of Devastation
12%inclusion8 decks68 decks
0%synergy
Triumph of the Hordes
10%inclusion7 decks68 decks
7%synergy
Broken Bond
10%inclusion7 decks68 decks
5%synergy
Bridgeworks Battle
10%inclusion7 decks68 decks
6%synergy
Preordain
10%inclusion7 decks68 decks
2%synergy
Urban Evolution
10%inclusion7 decks68 decks
1%synergy
Glimpse the Core
10%inclusion7 decks68 decks
9%synergy
Turntimber Symbiosis
8.8%inclusion6 decks68 decks
6%synergy
Rishkar's Expertise
8.8%inclusion6 decks68 decks
0%synergy
Regrowth
8.8%inclusion6 decks68 decks
5%synergy
Green Sun's Zenith
7.4%inclusion5 decks68 decks
-1%synergy
Flare of Cultivation
7.4%inclusion5 decks68 decks
5%synergy
Last March of the Ents
7.4%inclusion5 decks68 decks
4%synergy
Harmonize
7.4%inclusion5 decks68 decks
2%synergy
Spitting Image
7.4%inclusion5 decks68 decks
5%synergy
Ranger's Path
5.9%inclusion4 decks68 decks
5%synergy
Into the North
5.9%inclusion4 decks68 decks
5%synergy
Curse of the Swine
5.9%inclusion4 decks68 decks
-5%synergy
Distant Melody
5.9%inclusion4 decks68 decks
3%synergy
Bushwhack
5.9%inclusion4 decks68 decks
4%synergy
Raise the Palisade
5.9%inclusion4 decks68 decks
0%synergy
Utility Artifacts
Lightning Greaves
47%inclusion32 decks68 decks
25%synergy
Swiftfoot Boots
44%inclusion30 decks68 decks
18%synergy
Helm of the Host
38%inclusion26 decks68 decks
33%synergy
Combine Chrysalis
24%inclusion16 decks68 decks
19%synergy
Mirror Box
16%inclusion11 decks68 decks
13%synergy
Eldrazi Monument
16%inclusion11 decks68 decks
16%synergy
Emerald Medallion
16%inclusion11 decks68 decks
13%synergy
Sapphire Medallion
15%inclusion10 decks68 decks
12%synergy
Bident of Thassa
10%inclusion7 decks68 decks
3%synergy
Idol of Oblivion
8.8%inclusion6 decks68 decks
5%synergy
The Great Henge
5.9%inclusion4 decks68 decks
-3%synergy
Banner of Kinship
5.9%inclusion4 decks68 decks
4%synergy
Proteus Staff
5.9%inclusion4 decks68 decks
6%synergy
Maskwood Nexus
5.9%inclusion4 decks68 decks
3%synergy
Enchantments
Kindred Discovery
43%inclusion29 decks68 decks
33%synergy
Mystic Remora
32%inclusion22 decks68 decks
17%synergy
Cryptolith Rite
22%inclusion15 decks68 decks
19%synergy
Primal Vigor
22%inclusion15 decks68 decks
19%synergy
Utopia Sprawl
19%inclusion13 decks68 decks
13%synergy
Moonlit Meditation
17%inclusion8 decks48 decks
15%synergy
Garruk's Uprising
15%inclusion10 decks68 decks
-2%synergy
Wild Growth
15%inclusion10 decks68 decks
6%synergy
Paradox Haze
15%inclusion10 decks68 decks
14%synergy
Growing Rites of Itlimoc
15%inclusion10 decks68 decks
9%synergy
Exploration
13%inclusion9 decks68 decks
0%synergy
Beastmaster Ascension
13%inclusion9 decks68 decks
10%synergy
Extravagant Replication
13%inclusion9 decks68 decks
11%synergy
Impostor Syndrome
12%inclusion5 decks41 decks
10%synergy
Defense of the Heart
12%inclusion8 decks68 decks
9%synergy
Imprisoned in the Moon
10%inclusion7 decks68 decks
6%synergy
Wilderness Reclamation
10%inclusion7 decks68 decks
1%synergy
Opposition
10%inclusion7 decks68 decks
10%synergy
Asceticism
8.8%inclusion6 decks68 decks
5%synergy
Dismiss into Dream
8.8%inclusion6 decks68 decks
9%synergy
Propaganda
8.8%inclusion6 decks68 decks
2%synergy
Verity Circle
7.4%inclusion5 decks68 decks
7%synergy
Unnatural Growth
7.4%inclusion5 decks68 decks
4%synergy
Up the Beanstalk
5.9%inclusion4 decks68 decks
2%synergy
Burgeoning
5.9%inclusion4 decks68 decks
-1%synergy
Sylvan Library
5.9%inclusion4 decks68 decks
-3%synergy
Fertile Ground
5.9%inclusion4 decks68 decks
4%synergy
Overgrowth
5.9%inclusion4 decks68 decks
5%synergy
Mirror Room // Fractured Realm
5.9%inclusion4 decks68 decks
5%synergy
Battles
Invasion of Ikoria
5.9%inclusion4 decks68 decks
1%synergy
Invasion of Segovia
5.9%inclusion4 decks68 decks
5%synergy
Planeswalkers
Oko, Thief of Crowns
26%inclusion18 decks68 decks
19%synergy
Utility Lands
Reliquary Tower
62%inclusion42 decks68 decks
12%synergy
Temple of the False God
28%inclusion19 decks68 decks
12%synergy
Mistrise Village
26%inclusion16 decks61 decks
16%synergy
Boseiju, Who Endures
25%inclusion17 decks68 decks
3%synergy
Otawara, Soaring City
25%inclusion17 decks68 decks
6%synergy
Mystic Sanctuary
22%inclusion15 decks68 decks
10%synergy
Mosswort Bridge
21%inclusion14 decks68 decks
3%synergy
Yavimaya, Cradle of Growth
21%inclusion14 decks68 decks
-1%synergy
Alchemist's Refuge
18%inclusion12 decks68 decks
0%synergy
Command Beacon
16%inclusion11 decks68 decks
12%synergy
Castle Garenbrig
15%inclusion10 decks68 decks
10%synergy
Rogue's Passage
15%inclusion10 decks68 decks
-7%synergy
Evendo, Waking Haven
10%inclusion5 decks49 decks
5%synergy
Lumbering Falls
8.8%inclusion6 decks68 decks
2%synergy
Three Tree City
8.8%inclusion6 decks68 decks
4%synergy
Restless Vinestalk
7.4%inclusion5 decks68 decks
2%synergy
Scavenger Grounds
7.4%inclusion5 decks68 decks
3%synergy
Bonders' Enclave
7.4%inclusion5 decks68 decks
6%synergy
Rivendell
5.9%inclusion4 decks68 decks
0%synergy
War Room
5.9%inclusion4 decks68 decks
4%synergy
Castle Vantress
5.9%inclusion4 decks68 decks
-1%synergy
Dryad Arbor
5.9%inclusion4 decks68 decks
0%synergy
Mana Artifacts
Sol Ring
93%inclusion63 decks68 decks
12%synergy
Arcane Signet
78%inclusion53 decks68 decks
15%synergy
Talisman of Curiosity
31%inclusion21 decks68 decks
9%synergy
Thought Vessel
31%inclusion21 decks68 decks
11%synergy
Simic Signet
29%inclusion20 decks68 decks
-3%synergy
Fellwar Stone
12%inclusion8 decks68 decks
2%synergy
Decanter of Endless Water
8.8%inclusion6 decks68 decks
4%synergy
Thran Dynamo
8.8%inclusion6 decks68 decks
6%synergy
Commander's Sphere
5.9%inclusion4 decks68 decks
-2%synergy
Chromatic Lantern
5.9%inclusion4 decks68 decks
4%synergy
Lands
Command Tower
96%inclusion65 decks68 decks
10%synergy
Island
93%inclusion63 decks68 decks
-3%synergy
Forest
93%inclusion63 decks68 decks
-3%synergy
Hinterland Harbor
74%inclusion50 decks68 decks
14%synergy
Yavimaya Coast
65%inclusion44 decks68 decks
12%synergy
Breeding Pool
63%inclusion43 decks68 decks
18%synergy
Simic Growth Chamber
59%inclusion40 decks68 decks
10%synergy
Rejuvenating Springs
59%inclusion40 decks68 decks
15%synergy
Flooded Grove
54%inclusion37 decks68 decks
14%synergy
Dreamroot Cascade
54%inclusion37 decks68 decks
12%synergy
Misty Rainforest
46%inclusion31 decks68 decks
14%synergy
Temple of Mystery
41%inclusion28 decks68 decks
3%synergy
Vineglimmer Snarl
37%inclusion25 decks68 decks
-2%synergy
Barkchannel Pathway
32%inclusion22 decks68 decks
12%synergy
Waterlogged Grove
32%inclusion22 decks68 decks
12%synergy
Hedge Maze
31%inclusion21 decks68 decks
11%synergy
Willowrush Verge
25%inclusion17 decks67 decks
9%synergy
Exotic Orchard
24%inclusion16 decks68 decks
0%synergy
Rimewood Falls
24%inclusion16 decks68 decks
14%synergy
Fabled Passage
22%inclusion15 decks68 decks
8%synergy
Evolving Wilds
22%inclusion15 decks68 decks
-3%synergy
Tropical Island
21%inclusion14 decks68 decks
6%synergy
Tangled Islet
19%inclusion13 decks68 decks
3%synergy
Bala Ged Recovery
19%inclusion13 decks68 decks
9%synergy
Thornwood Falls
19%inclusion13 decks68 decks
1%synergy
Myriad Landscape
18%inclusion12 decks68 decks
-4%synergy
Sea Gate Restoration
16%inclusion11 decks68 decks
11%synergy
Sink into Stupor
16%inclusion11 decks68 decks
5%synergy
Snow-Covered Island
13%inclusion9 decks68 decks
6%synergy
Snow-Covered Forest
13%inclusion9 decks68 decks
6%synergy
Glasspool Mimic
13%inclusion9 decks68 decks
9%synergy
Littjara Mirrorlake
12%inclusion8 decks68 decks
8%synergy
Botanical Sanctum
12%inclusion8 decks68 decks
-1%synergy
Blighted Woodland
10%inclusion7 decks68 decks
3%synergy
Terramorphic Expanse
10%inclusion7 decks68 decks
-10%synergy
Overflowing Basin
10%inclusion7 decks68 decks
-9%synergy
Verdant Catacombs
10%inclusion7 decks68 decks
1%synergy
Bridgeworks Battle
10%inclusion7 decks68 decks
6%synergy
Prismatic Vista
8.8%inclusion6 decks68 decks
1%synergy
Disciple of Freyalise
8.8%inclusion6 decks68 decks
4%synergy
Windswept Heath
8.8%inclusion6 decks68 decks
-2%synergy
Turntimber Symbiosis
8.8%inclusion6 decks68 decks
6%synergy
Scalding Tarn
8.8%inclusion6 decks68 decks
-1%synergy
Tangled Florahedron
7.4%inclusion5 decks68 decks
6%synergy
Hydroelectric Specimen
7.4%inclusion5 decks68 decks
1%synergy
Simic Guildgate
7.4%inclusion5 decks68 decks
-3%synergy
Polluted Delta
7.4%inclusion5 decks68 decks
-3%synergy
Flooded Strand
7.4%inclusion5 decks68 decks
-4%synergy
Wooded Foothills
5.9%inclusion4 decks68 decks
-4%synergy
Cavern of Souls
5.9%inclusion4 decks68 decks
0%synergy
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