Koma, Cosmos Serpent (Commander) - Upgraded Tokens

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #296
61decks
As CommanderAs CardAverage DeckDecks
Bracket
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Budget
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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 Unagi of Kyoshi Island
18%inclusion3 decks17 decks
13%synergy
Shared Roots
18%inclusion3 decks17 decks
15%synergy
Ember Island Production
5.9%inclusion1 decks17 decks
5%synergy
Wan Shi Tong, Librarian
5.6%inclusion1 decks18 decks
1%synergy
Badgermole Cub
5.6%inclusion1 decks18 decks
1%synergy
High Synergy Cards
Elemental Bond
79%inclusion48 decks61 decks
73%synergy
Whelming Wave
82%inclusion50 decks61 decks
71%synergy
Adrix and Nev, Twincasters
77%inclusion47 decks61 decks
69%synergy
Spark Double
75%inclusion46 decks61 decks
66%synergy
Parallel Lives
64%inclusion39 decks61 decks
58%synergy
Serpent of Yawning Depths
62%inclusion38 decks61 decks
56%synergy
Irenicus's Vile Duplication
57%inclusion35 decks61 decks
51%synergy
Tribute to the World Tree
57%inclusion35 decks61 decks
51%synergy
Junk Winder
56%inclusion34 decks61 decks
49%synergy
Koma, World-Eater
59%inclusion36 decks61 decks
46%synergy
Top Cards
Cultivate
74%inclusion45 decks61 decks
27%synergy
Beast Within
72%inclusion44 decks61 decks
22%synergy
Counterspell
72%inclusion44 decks61 decks
22%synergy
Kodama's Reach
62%inclusion38 decks61 decks
26%synergy
Heroic Intervention
62%inclusion38 decks61 decks
32%synergy
Rampant Growth
62%inclusion38 decks61 decks
22%synergy
Nature's Lore
61%inclusion37 decks61 decks
30%synergy
Three Visits
54%inclusion33 decks61 decks
31%synergy
Farseek
54%inclusion33 decks61 decks
30%synergy
Doubling Season
52%inclusion32 decks61 decks
43%synergy
Game Changers
Cyclonic Rift
46%inclusion28 decks61 decks
20%synergy
Fierce Guardianship
36%inclusion22 decks61 decks
19%synergy
Rhystic Study
30%inclusion18 decks61 decks
8%synergy
Consecrated Sphinx
23%inclusion14 decks61 decks
14%synergy
Seedborn Muse
23%inclusion14 decks61 decks
7%synergy
Worldly Tutor
15%inclusion9 decks61 decks
-1%synergy
The One Ring
6.6%inclusion4 decks61 decks
-1%synergy
Force of Will
6.6%inclusion4 decks61 decks
-4%synergy
Creatures
Aesi, Tyrant of Gyre Strait
51%inclusion31 decks61 decks
34%synergy
Sakashima of a Thousand Faces
48%inclusion29 decks61 decks
42%synergy
Llanowar Elves
43%inclusion26 decks61 decks
15%synergy
Birds of Paradise
43%inclusion26 decks61 decks
15%synergy
Craterhoof Behemoth
41%inclusion25 decks61 decks
32%synergy
Arixmethes, Slumbering Isle
41%inclusion25 decks61 decks
28%synergy
Spawning Kraken
41%inclusion25 decks61 decks
34%synergy
Sakashima the Impostor
38%inclusion23 decks61 decks
35%synergy
Sakura-Tribe Elder
38%inclusion23 decks61 decks
18%synergy
Garruk's Packleader
36%inclusion22 decks61 decks
34%synergy
Elvish Mystic
36%inclusion22 decks61 decks
12%synergy
Tatyova, Benthic Druid
33%inclusion20 decks61 decks
2%synergy
Summon: Leviathan
31%inclusion16 decks51 decks
24%synergy
Eternal Witness
31%inclusion19 decks61 decks
10%synergy
Ohran Frostfang
28%inclusion17 decks61 decks
24%synergy
Enduring Vitality
26%inclusion16 decks61 decks
19%synergy
Roaming Throne
25%inclusion15 decks61 decks
16%synergy
Murkfiend Liege
25%inclusion15 decks61 decks
10%synergy
Coiling Oracle
25%inclusion15 decks61 decks
11%synergy
Chameleon, Master of Disguise
24%inclusion8 decks33 decks
22%synergy
Archetype of Imagination
23%inclusion14 decks61 decks
19%synergy
Hullbreaker Horror
23%inclusion14 decks61 decks
5%synergy
Reclamation Sage
21%inclusion13 decks61 decks
7%synergy
Fanatic of Rhonas
21%inclusion13 decks61 decks
16%synergy
Esix, Fractal Bloom
21%inclusion13 decks61 decks
17%synergy
Octomancer
20%inclusion12 decks61 decks
15%synergy
Fyndhorn Elves
20%inclusion12 decks61 decks
4%synergy
Slinn Voda, the Rising Deep
18%inclusion11 decks61 decks
11%synergy
Enduring Curiosity
18%inclusion11 decks61 decks
15%synergy
Starwinder
18%inclusion7 decks40 decks
11%synergy
Curiosity Crafter
16%inclusion10 decks61 decks
13%synergy
Scute Swarm
15%inclusion9 decks61 decks
-6%synergy
Glasspool Mimic
15%inclusion9 decks61 decks
10%synergy
Scourge of Fleets
13%inclusion8 decks61 decks
5%synergy
Auton Soldier
13%inclusion8 decks61 decks
10%synergy
Uro, Titan of Nature's Wrath
13%inclusion8 decks61 decks
3%synergy
Saryth, the Viper's Fang
11%inclusion7 decks61 decks
10%synergy
Toski, Bearer of Secrets
11%inclusion7 decks61 decks
8%synergy
Tireless Provisioner
11%inclusion7 decks61 decks
-4%synergy
Champion of Lambholt
11%inclusion7 decks61 decks
6%synergy
Gala Greeters
11%inclusion7 decks61 decks
10%synergy
Disciple of Freyalise
10%inclusion6 decks61 decks
5%synergy
Rampaging Baloths
10%inclusion6 decks61 decks
-7%synergy
Azusa, Lost but Seeking
10%inclusion6 decks61 decks
-4%synergy
Solemn Simulacrum
8.2%inclusion5 decks61 decks
2%synergy
Jaheira, Friend of the Forest
8.2%inclusion5 decks61 decks
4%synergy
Circle of Dreams Druid
8.2%inclusion5 decks61 decks
6%synergy
Phyrexian Metamorph
8.2%inclusion5 decks61 decks
-1%synergy
Hydroelectric Specimen
8.2%inclusion5 decks61 decks
2%synergy
Druid of Purification
8.2%inclusion5 decks61 decks
7%synergy
Instants
Growth Spiral
48%inclusion29 decks61 decks
3%synergy
Second Harvest
41%inclusion25 decks61 decks
35%synergy
Return of the Wildspeaker
39%inclusion24 decks61 decks
29%synergy
Pongify
38%inclusion23 decks61 decks
13%synergy
An Offer You Can't Refuse
36%inclusion22 decks61 decks
13%synergy
Arcane Denial
36%inclusion22 decks61 decks
14%synergy
Double Major
36%inclusion22 decks61 decks
28%synergy
Rapid Hybridization
34%inclusion21 decks61 decks
8%synergy
Mana Drain
34%inclusion21 decks61 decks
19%synergy
Negate
30%inclusion18 decks61 decks
4%synergy
Swan Song
25%inclusion15 decks61 decks
6%synergy
Planar Genesis
23%inclusion14 decks61 decks
12%synergy
Reality Shift
21%inclusion13 decks61 decks
7%synergy
Plasm Capture
20%inclusion12 decks61 decks
16%synergy
Sink into Stupor
20%inclusion12 decks61 decks
8%synergy
Krosan Grip
16%inclusion10 decks61 decks
8%synergy
Brainstorm
13%inclusion8 decks61 decks
-1%synergy
Stubborn Denial
13%inclusion8 decks61 decks
11%synergy
Nature's Claim
13%inclusion8 decks61 decks
3%synergy
Perplexing Test
13%inclusion8 decks61 decks
8%synergy
Tamiyo's Safekeeping
13%inclusion8 decks61 decks
7%synergy
Voidslime
13%inclusion8 decks61 decks
8%synergy
Auroral Procession
13%inclusion7 decks54 decks
9%synergy
Snakeskin Veil
11%inclusion7 decks61 decks
6%synergy
Chord of Calling
11%inclusion7 decks61 decks
4%synergy
Harrow
11%inclusion7 decks61 decks
0%synergy
Entish Restoration
11%inclusion7 decks61 decks
2%synergy
Cackling Counterpart
11%inclusion7 decks61 decks
8%synergy
Eureka Moment
10%inclusion6 decks61 decks
-1%synergy
Three Steps Ahead
10%inclusion6 decks61 decks
7%synergy
Decisive Denial
10%inclusion6 decks61 decks
5%synergy
Archdruid's Charm
10%inclusion6 decks61 decks
4%synergy
Tyvar's Stand
10%inclusion6 decks61 decks
7%synergy
Mystic Reflection
10%inclusion6 decks61 decks
7%synergy
Aetherize
10%inclusion6 decks61 decks
-2%synergy
Resculpt
10%inclusion6 decks61 decks
4%synergy
Lazotep Plating
10%inclusion6 decks61 decks
9%synergy
Collective Resistance
10%inclusion6 decks61 decks
6%synergy
Muddle the Mixture
8.2%inclusion5 decks61 decks
4%synergy
See Double
8.2%inclusion5 decks61 decks
6%synergy
Refute
8.2%inclusion5 decks61 decks
6%synergy
Sublime Epiphany
8.2%inclusion5 decks61 decks
6%synergy
Slip Out the Back
8.2%inclusion5 decks61 decks
5%synergy
Simic Charm
8.2%inclusion5 decks61 decks
0%synergy
Return to Nature
6.6%inclusion4 decks61 decks
1%synergy
Noxious Revival
6.6%inclusion4 decks61 decks
0%synergy
Joint Exploration
6.6%inclusion4 decks61 decks
1%synergy
Heritage Reclamation
5.6%inclusion3 decks54 decks
4%synergy
Sorceries
Skyshroud Claim
44%inclusion27 decks61 decks
35%synergy
Quantum Misalignment
39%inclusion24 decks61 decks
36%synergy
Overwhelming Stampede
23%inclusion14 decks61 decks
11%synergy
Bala Ged Recovery
21%inclusion13 decks61 decks
11%synergy
Shamanic Revelation
20%inclusion12 decks61 decks
14%synergy
Migration Path
20%inclusion12 decks61 decks
16%synergy
Rite of Replication
20%inclusion12 decks61 decks
12%synergy
Sea Gate Restoration
18%inclusion11 decks61 decks
13%synergy
Explore
18%inclusion11 decks61 decks
-2%synergy
Ponder
16%inclusion10 decks61 decks
9%synergy
Finale of Devastation
15%inclusion9 decks61 decks
3%synergy
Triumph of the Hordes
11%inclusion7 decks61 decks
8%synergy
Preordain
11%inclusion7 decks61 decks
3%synergy
Bridgeworks Battle
10%inclusion6 decks61 decks
5%synergy
Urban Evolution
10%inclusion6 decks61 decks
0%synergy
Green Sun's Zenith
8.2%inclusion5 decks61 decks
-1%synergy
Flare of Cultivation
8.2%inclusion5 decks61 decks
6%synergy
Last March of the Ents
8.2%inclusion5 decks61 decks
4%synergy
Broken Bond
8.2%inclusion5 decks61 decks
3%synergy
Rishkar's Expertise
8.2%inclusion5 decks61 decks
0%synergy
Regrowth
8.2%inclusion5 decks61 decks
4%synergy
Glimpse the Core
8.2%inclusion5 decks61 decks
7%synergy
Ranger's Path
6.6%inclusion4 decks61 decks
6%synergy
Into the North
6.6%inclusion4 decks61 decks
5%synergy
Turntimber Symbiosis
6.6%inclusion4 decks61 decks
4%synergy
Harmonize
6.6%inclusion4 decks61 decks
1%synergy
Spitting Image
6.6%inclusion4 decks61 decks
4%synergy
Raise the Palisade
6.6%inclusion4 decks61 decks
0%synergy
Utility Artifacts
Lightning Greaves
48%inclusion29 decks61 decks
26%synergy
Swiftfoot Boots
46%inclusion28 decks61 decks
20%synergy
Helm of the Host
38%inclusion23 decks61 decks
32%synergy
Combine Chrysalis
26%inclusion16 decks61 decks
22%synergy
Eldrazi Monument
16%inclusion10 decks61 decks
16%synergy
Mirror Box
13%inclusion8 decks61 decks
10%synergy
Emerald Medallion
13%inclusion8 decks61 decks
10%synergy
Sapphire Medallion
13%inclusion8 decks61 decks
10%synergy
Idol of Oblivion
10%inclusion6 decks61 decks
6%synergy
Bident of Thassa
10%inclusion6 decks61 decks
3%synergy
The Great Henge
6.6%inclusion4 decks61 decks
-2%synergy
Maskwood Nexus
6.6%inclusion4 decks61 decks
4%synergy
Enchantments
Kindred Discovery
44%inclusion27 decks61 decks
34%synergy
Mystic Remora
30%inclusion18 decks61 decks
14%synergy
Cryptolith Rite
21%inclusion13 decks61 decks
18%synergy
Primal Vigor
21%inclusion13 decks61 decks
18%synergy
Utopia Sprawl
18%inclusion11 decks61 decks
11%synergy
Garruk's Uprising
16%inclusion10 decks61 decks
0%synergy
Moonlit Meditation
15%inclusion6 decks40 decks
14%synergy
Exploration
15%inclusion9 decks61 decks
1%synergy
Beastmaster Ascension
15%inclusion9 decks61 decks
12%synergy
Wild Growth
15%inclusion9 decks61 decks
6%synergy
Defense of the Heart
13%inclusion8 decks61 decks
11%synergy
Growing Rites of Itlimoc
13%inclusion8 decks61 decks
7%synergy
Impostor Syndrome
12%inclusion4 decks33 decks
10%synergy
Extravagant Replication
11%inclusion7 decks61 decks
9%synergy
Opposition
11%inclusion7 decks61 decks
11%synergy
Paradox Haze
11%inclusion7 decks61 decks
11%synergy
Imprisoned in the Moon
10%inclusion6 decks61 decks
6%synergy
Wilderness Reclamation
10%inclusion6 decks61 decks
1%synergy
Asceticism
8.2%inclusion5 decks61 decks
5%synergy
Propaganda
8.2%inclusion5 decks61 decks
2%synergy
Up the Beanstalk
6.6%inclusion4 decks61 decks
2%synergy
Verity Circle
6.6%inclusion4 decks61 decks
6%synergy
Unnatural Growth
6.6%inclusion4 decks61 decks
3%synergy
Burgeoning
6.6%inclusion4 decks61 decks
-1%synergy
Sylvan Library
6.6%inclusion4 decks61 decks
-3%synergy
Dismiss into Dream
6.6%inclusion4 decks61 decks
6%synergy
Fertile Ground
6.6%inclusion4 decks61 decks
5%synergy
Mirror Room // Fractured Realm
6.6%inclusion4 decks61 decks
5%synergy
Battles
Invasion of Ikoria
6.6%inclusion4 decks61 decks
2%synergy
Planeswalkers
Oko, Thief of Crowns
26%inclusion16 decks61 decks
19%synergy
Utility Lands
Reliquary Tower
61%inclusion37 decks61 decks
11%synergy
Boseiju, Who Endures
28%inclusion17 decks61 decks
6%synergy
Temple of the False God
28%inclusion17 decks61 decks
12%synergy
Otawara, Soaring City
28%inclusion17 decks61 decks
9%synergy
Mistrise Village
26%inclusion14 decks54 decks
15%synergy
Mystic Sanctuary
23%inclusion14 decks61 decks
10%synergy
Mosswort Bridge
23%inclusion14 decks61 decks
6%synergy
Yavimaya, Cradle of Growth
23%inclusion14 decks61 decks
1%synergy
Alchemist's Refuge
16%inclusion10 decks61 decks
-1%synergy
Command Beacon
15%inclusion9 decks61 decks
11%synergy
Rogue's Passage
15%inclusion9 decks61 decks
-7%synergy
Castle Garenbrig
11%inclusion7 decks61 decks
7%synergy
Three Tree City
10%inclusion6 decks61 decks
5%synergy
Evendo, Waking Haven
10%inclusion4 decks41 decks
4%synergy
Restless Vinestalk
8.2%inclusion5 decks61 decks
3%synergy
Scavenger Grounds
8.2%inclusion5 decks61 decks
4%synergy
Lumbering Falls
8.2%inclusion5 decks61 decks
1%synergy
Wasteland
6.6%inclusion4 decks61 decks
5%synergy
War Room
6.6%inclusion4 decks61 decks
5%synergy
Castle Vantress
6.6%inclusion4 decks61 decks
0%synergy
Dryad Arbor
6.6%inclusion4 decks61 decks
1%synergy
Kishla Village
5.6%inclusion3 decks54 decks
5%synergy
Mana Artifacts
Sol Ring
92%inclusion56 decks61 decks
11%synergy
Arcane Signet
75%inclusion46 decks61 decks
13%synergy
Thought Vessel
30%inclusion18 decks61 decks
9%synergy
Simic Signet
26%inclusion16 decks61 decks
-6%synergy
Talisman of Curiosity
26%inclusion16 decks61 decks
5%synergy
Thran Dynamo
10%inclusion6 decks61 decks
7%synergy
Decanter of Endless Water
8.2%inclusion5 decks61 decks
3%synergy
Fellwar Stone
8.2%inclusion5 decks61 decks
-1%synergy
Chromatic Lantern
6.6%inclusion4 decks61 decks
4%synergy
Lands
Command Tower
97%inclusion59 decks61 decks
11%synergy
Island
93%inclusion57 decks61 decks
-2%synergy
Forest
93%inclusion57 decks61 decks
-2%synergy
Hinterland Harbor
74%inclusion45 decks61 decks
15%synergy
Yavimaya Coast
66%inclusion40 decks61 decks
13%synergy
Breeding Pool
64%inclusion39 decks61 decks
18%synergy
Rejuvenating Springs
62%inclusion38 decks61 decks
18%synergy
Simic Growth Chamber
57%inclusion35 decks61 decks
9%synergy
Dreamroot Cascade
57%inclusion35 decks61 decks
16%synergy
Flooded Grove
54%inclusion33 decks61 decks
13%synergy
Misty Rainforest
49%inclusion30 decks61 decks
18%synergy
Temple of Mystery
43%inclusion26 decks61 decks
4%synergy
Vineglimmer Snarl
36%inclusion22 decks61 decks
-2%synergy
Barkchannel Pathway
34%inclusion21 decks61 decks
14%synergy
Waterlogged Grove
34%inclusion21 decks61 decks
14%synergy
Hedge Maze
34%inclusion21 decks61 decks
15%synergy
Willowrush Verge
27%inclusion16 decks60 decks
10%synergy
Rimewood Falls
26%inclusion16 decks61 decks
17%synergy
Exotic Orchard
25%inclusion15 decks61 decks
1%synergy
Fabled Passage
23%inclusion14 decks61 decks
8%synergy
Tropical Island
23%inclusion14 decks61 decks
9%synergy
Evolving Wilds
23%inclusion14 decks61 decks
-2%synergy
Bala Ged Recovery
21%inclusion13 decks61 decks
11%synergy
Tangled Islet
20%inclusion12 decks61 decks
3%synergy
Sink into Stupor
20%inclusion12 decks61 decks
8%synergy
Myriad Landscape
18%inclusion11 decks61 decks
-4%synergy
Sea Gate Restoration
18%inclusion11 decks61 decks
13%synergy
Thornwood Falls
18%inclusion11 decks61 decks
0%synergy
Glasspool Mimic
15%inclusion9 decks61 decks
10%synergy
Botanical Sanctum
13%inclusion8 decks61 decks
1%synergy
Blighted Woodland
11%inclusion7 decks61 decks
4%synergy
Terramorphic Expanse
11%inclusion7 decks61 decks
-8%synergy
Littjara Mirrorlake
11%inclusion7 decks61 decks
7%synergy
Snow-Covered Island
11%inclusion7 decks61 decks
5%synergy
Snow-Covered Forest
11%inclusion7 decks61 decks
5%synergy
Verdant Catacombs
11%inclusion7 decks61 decks
2%synergy
Prismatic Vista
10%inclusion6 decks61 decks
2%synergy
Disciple of Freyalise
10%inclusion6 decks61 decks
5%synergy
Windswept Heath
10%inclusion6 decks61 decks
-1%synergy
Bridgeworks Battle
10%inclusion6 decks61 decks
5%synergy
Scalding Tarn
10%inclusion6 decks61 decks
0%synergy
Hydroelectric Specimen
8.2%inclusion5 decks61 decks
2%synergy
Overflowing Basin
8.2%inclusion5 decks61 decks
-11%synergy
Polluted Delta
8.2%inclusion5 decks61 decks
-2%synergy
Flooded Strand
8.2%inclusion5 decks61 decks
-3%synergy
Turntimber Symbiosis
6.6%inclusion4 decks61 decks
4%synergy
Tangled Florahedron
6.6%inclusion4 decks61 decks
5%synergy
Wooded Foothills
6.6%inclusion4 decks61 decks
-3%synergy
Cavern of Souls
6.6%inclusion4 decks61 decks
1%synergy
Plaza of Heroes
6.6%inclusion4 decks61 decks
5%synergy
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