Koma, Cosmos Serpent (Commander) - Budget Upgraded Tokens

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #307
7decks
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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The Unagi of Kyoshi Island
25%inclusion1 decks4 decks
20%synergy
Ember Island Production
25%inclusion1 decks4 decks
24%synergy
Shared Roots
25%inclusion1 decks4 decks
21%synergy
High Synergy Cards
Elemental Bond
71%inclusion5 decks7 decks
66%synergy
Junk Winder
71%inclusion5 decks7 decks
65%synergy
Whelming Wave
71%inclusion5 decks7 decks
60%synergy
Koma, World-Eater
71%inclusion5 decks7 decks
58%synergy
Scourge of Fleets
57%inclusion4 decks7 decks
49%synergy
Wilderness Reclamation
57%inclusion4 decks7 decks
48%synergy
Reality Shift
57%inclusion4 decks7 decks
43%synergy
Rampant Growth
71%inclusion5 decks7 decks
31%synergy
Nature's Lore
57%inclusion4 decks7 decks
27%synergy
Tatyova, Benthic Druid
57%inclusion4 decks7 decks
26%synergy
Top Cards
Counterspell
71%inclusion5 decks7 decks
21%synergy
Game Changers
Cyclonic Rift
14%inclusion1 decks7 decks
-11%synergy
Creatures
Starwinder
60%inclusion3 decks5 decks
53%synergy
Rampaging Baloths
43%inclusion3 decks7 decks
26%synergy
Murkfiend Liege
43%inclusion3 decks7 decks
28%synergy
Aesi, Tyrant of Gyre Strait
43%inclusion3 decks7 decks
25%synergy
Llanowar Elves
43%inclusion3 decks7 decks
15%synergy
Coiling Oracle
43%inclusion3 decks7 decks
30%synergy
Slinn Voda, the Rising Deep
43%inclusion3 decks7 decks
36%synergy
Arixmethes, Slumbering Isle
43%inclusion3 decks7 decks
29%synergy
Hullbreaker Horror
43%inclusion3 decks7 decks
25%synergy
Solemn Simulacrum
29%inclusion2 decks7 decks
22%synergy
Reclamation Sage
29%inclusion2 decks7 decks
15%synergy
Adrix and Nev, Twincasters
29%inclusion2 decks7 decks
20%synergy
Garruk's Packleader
29%inclusion2 decks7 decks
26%synergy
Kiora's Follower
29%inclusion2 decks7 decks
14%synergy
Eternal Witness
29%inclusion2 decks7 decks
8%synergy
Elvish Mystic
29%inclusion2 decks7 decks
5%synergy
Fierce Empath
29%inclusion2 decks7 decks
26%synergy
Kiora, the Rising Tide
29%inclusion2 decks7 decks
26%synergy
Wormhole Serpent
29%inclusion2 decks7 decks
28%synergy
Progenitor Mimic
29%inclusion2 decks7 decks
24%synergy
Esix, Fractal Bloom
29%inclusion2 decks7 decks
25%synergy
Gala Greeters
29%inclusion2 decks7 decks
27%synergy
Loyal Drake
29%inclusion2 decks7 decks
27%synergy
Sakura-Tribe Elder
29%inclusion2 decks7 decks
9%synergy
Simic Sky Swallower
29%inclusion2 decks7 decks
24%synergy
Horizon Explorer
20%inclusion1 decks5 decks
18%synergy
Germinating Wurm
20%inclusion1 decks5 decks
20%synergy
Summon: Leviathan
17%inclusion1 decks6 decks
9%synergy
Ancient Adamantoise
17%inclusion1 decks6 decks
15%synergy
Brawn
14%inclusion1 decks7 decks
14%synergy
Quilled Greatwurm
14%inclusion1 decks7 decks
12%synergy
Jaheira, Friend of the Forest
14%inclusion1 decks7 decks
10%synergy
Curiosity Crafter
14%inclusion1 decks7 decks
11%synergy
Troyan, Gutsy Explorer
14%inclusion1 decks7 decks
11%synergy
Winged Coatl
14%inclusion1 decks7 decks
14%synergy
Stormtide Leviathan
14%inclusion1 decks7 decks
8%synergy
Octomancer
14%inclusion1 decks7 decks
10%synergy
Brinelin, the Moon Kraken
14%inclusion1 decks7 decks
10%synergy
Bioessence Hydra
14%inclusion1 decks7 decks
14%synergy
Scavenging Ooze
14%inclusion1 decks7 decks
12%synergy
Wonder
14%inclusion1 decks7 decks
12%synergy
Gyre Engineer
14%inclusion1 decks7 decks
11%synergy
Yeva, Nature's Herald
14%inclusion1 decks7 decks
14%synergy
Inga and Esika
14%inclusion1 decks7 decks
12%synergy
Ravenous Lindwurm
14%inclusion1 decks7 decks
14%synergy
Plaxmanta
14%inclusion1 decks7 decks
14%synergy
Phyrexian Hydra
14%inclusion1 decks7 decks
14%synergy
Gargos, Vicious Watcher
14%inclusion1 decks7 decks
14%synergy
Viral Drake
14%inclusion1 decks7 decks
14%synergy
Outcaster Trailblazer
14%inclusion1 decks7 decks
13%synergy
Instants
Growth Spiral
43%inclusion3 decks7 decks
-2%synergy
Planar Genesis
43%inclusion3 decks7 decks
32%synergy
Double Major
43%inclusion3 decks7 decks
34%synergy
An Offer You Can't Refuse
29%inclusion2 decks7 decks
5%synergy
Negate
29%inclusion2 decks7 decks
3%synergy
Brainstorm
29%inclusion2 decks7 decks
14%synergy
Tyvar's Stand
29%inclusion2 decks7 decks
26%synergy
Second Harvest
29%inclusion2 decks7 decks
22%synergy
Beast Within
29%inclusion2 decks7 decks
-21%synergy
Aetherize
29%inclusion2 decks7 decks
17%synergy
Slip Out the Back
29%inclusion2 decks7 decks
25%synergy
Collective Resistance
29%inclusion2 decks7 decks
25%synergy
High Tide
29%inclusion2 decks7 decks
27%synergy
Memory Deluge
29%inclusion2 decks7 decks
28%synergy
Seedship Impact
20%inclusion1 decks5 decks
19%synergy
Magic Damper
17%inclusion1 decks6 decks
16%synergy
Pongify
14%inclusion1 decks7 decks
-11%synergy
Rapid Hybridization
14%inclusion1 decks7 decks
-12%synergy
Muddle the Mixture
14%inclusion1 decks7 decks
10%synergy
Eureka Moment
14%inclusion1 decks7 decks
3%synergy
See Double
14%inclusion1 decks7 decks
13%synergy
Jaheira's Respite
14%inclusion1 decks7 decks
13%synergy
Thirst for Discovery
14%inclusion1 decks7 decks
14%synergy
Heroic Intervention
14%inclusion1 decks7 decks
-16%synergy
Three Steps Ahead
14%inclusion1 decks7 decks
11%synergy
Return of the Wildspeaker
14%inclusion1 decks7 decks
4%synergy
Decisive Denial
14%inclusion1 decks7 decks
9%synergy
Plasm Capture
14%inclusion1 decks7 decks
11%synergy
Unauthorized Exit
14%inclusion1 decks7 decks
14%synergy
Force Away
14%inclusion1 decks7 decks
14%synergy
Aetherspouts
14%inclusion1 decks7 decks
13%synergy
Mystic Reflection
14%inclusion1 decks7 decks
12%synergy
Arbor Armament
14%inclusion1 decks7 decks
14%synergy
Sublime Epiphany
14%inclusion1 decks7 decks
12%synergy
Invigorating Surge
14%inclusion1 decks7 decks
13%synergy
Force of Vigor
14%inclusion1 decks7 decks
10%synergy
Blue Sun's Zenith
14%inclusion1 decks7 decks
11%synergy
Harrow
14%inclusion1 decks7 decks
2%synergy
Disrupt
14%inclusion1 decks7 decks
14%synergy
Return to Nature
14%inclusion1 decks7 decks
9%synergy
Downpour
14%inclusion1 decks7 decks
14%synergy
Unsummon
14%inclusion1 decks7 decks
13%synergy
Perplexing Test
14%inclusion1 decks7 decks
10%synergy
Sprout Swarm
14%inclusion1 decks7 decks
14%synergy
Filter Out
14%inclusion1 decks7 decks
12%synergy
Quandrix Command
14%inclusion1 decks7 decks
9%synergy
Disperse
14%inclusion1 decks7 decks
14%synergy
Cackling Counterpart
14%inclusion1 decks7 decks
11%synergy
Joint Exploration
14%inclusion1 decks7 decks
9%synergy
Silundi Vision
14%inclusion1 decks7 decks
14%synergy
Sorceries
Divination
43%inclusion3 decks7 decks
42%synergy
Farseek
43%inclusion3 decks7 decks
18%synergy
Irenicus's Vile Duplication
43%inclusion3 decks7 decks
37%synergy
Ponder
29%inclusion2 decks7 decks
21%synergy
Peregrination
29%inclusion2 decks7 decks
28%synergy
Skyshroud Claim
29%inclusion2 decks7 decks
19%synergy
Cultivate
29%inclusion2 decks7 decks
-18%synergy
Spitting Image
29%inclusion2 decks7 decks
26%synergy
Explore
29%inclusion2 decks7 decks
8%synergy
Migration Path
29%inclusion2 decks7 decks
25%synergy
Walk the Aeons
14%inclusion1 decks7 decks
12%synergy
Amass the Components
14%inclusion1 decks7 decks
14%synergy
Majestic Genesis
14%inclusion1 decks7 decks
14%synergy
Kodama's Reach
14%inclusion1 decks7 decks
-22%synergy
Flare of Cultivation
14%inclusion1 decks7 decks
12%synergy
Terramorph
14%inclusion1 decks7 decks
14%synergy
Gitaxian Probe
14%inclusion1 decks7 decks
12%synergy
Ranger's Path
14%inclusion1 decks7 decks
14%synergy
Sakashima's Will
14%inclusion1 decks7 decks
14%synergy
Circuitous Route
14%inclusion1 decks7 decks
12%synergy
Stolen Identity
14%inclusion1 decks7 decks
14%synergy
Mind Spring
14%inclusion1 decks7 decks
13%synergy
Primal Command
14%inclusion1 decks7 decks
13%synergy
Tooth and Nail
14%inclusion1 decks7 decks
13%synergy
Triumph of the Hordes
14%inclusion1 decks7 decks
11%synergy
Tempt with Discovery
14%inclusion1 decks7 decks
10%synergy
Hour of Promise
14%inclusion1 decks7 decks
11%synergy
Wash Out
14%inclusion1 decks7 decks
13%synergy
Curse of the Swine
14%inclusion1 decks7 decks
4%synergy
Full Steam Ahead
14%inclusion1 decks7 decks
14%synergy
Clone Legion
14%inclusion1 decks7 decks
13%synergy
Growth Spasm
14%inclusion1 decks7 decks
14%synergy
Seek the Horizon
14%inclusion1 decks7 decks
14%synergy
Harmonize
14%inclusion1 decks7 decks
9%synergy
Incremental Growth
14%inclusion1 decks7 decks
14%synergy
Search for Tomorrow
14%inclusion1 decks7 decks
10%synergy
Bridgeworks Battle
14%inclusion1 decks7 decks
10%synergy
Explosive Vegetation
14%inclusion1 decks7 decks
9%synergy
Repudiate // Replicate
14%inclusion1 decks7 decks
12%synergy
Preordain
14%inclusion1 decks7 decks
6%synergy
Minds Aglow
14%inclusion1 decks7 decks
14%synergy
Gaea's Blessing
14%inclusion1 decks7 decks
14%synergy
Bushwhack
14%inclusion1 decks7 decks
12%synergy
Urban Evolution
14%inclusion1 decks7 decks
5%synergy
Doppelgang
14%inclusion1 decks7 decks
8%synergy
Seize the Secrets
14%inclusion1 decks7 decks
14%synergy
For the Common Good
14%inclusion1 decks7 decks
13%synergy
Overwhelming Stampede
14%inclusion1 decks7 decks
2%synergy
Regrowth
14%inclusion1 decks7 decks
11%synergy
Portent
14%inclusion1 decks7 decks
14%synergy
Utility Artifacts
Combine Chrysalis
43%inclusion3 decks7 decks
39%synergy
Swiftfoot Boots
43%inclusion3 decks7 decks
17%synergy
Lightning Greaves
43%inclusion3 decks7 decks
21%synergy
Chocobo Racetrack
17%inclusion1 decks6 decks
15%synergy
Kraken's Eye
14%inclusion1 decks7 decks
14%synergy
Mirror Box
14%inclusion1 decks7 decks
11%synergy
Ring of Evos Isle
14%inclusion1 decks7 decks
14%synergy
Wurm's Tooth
14%inclusion1 decks7 decks
14%synergy
Perilous Vault
14%inclusion1 decks7 decks
14%synergy
Helm of the Host
14%inclusion1 decks7 decks
9%synergy
Proteus Staff
14%inclusion1 decks7 decks
14%synergy
Champion's Helm
14%inclusion1 decks7 decks
14%synergy
Neurok Stealthsuit
14%inclusion1 decks7 decks
14%synergy
Ring of Kalonia
14%inclusion1 decks7 decks
14%synergy
Emerald Medallion
14%inclusion1 decks7 decks
11%synergy
Enchantments
Kindred Discovery
43%inclusion3 decks7 decks
33%synergy
Cryptolith Rite
29%inclusion2 decks7 decks
25%synergy
Garruk's Uprising
29%inclusion2 decks7 decks
12%synergy
Imprisoned in the Moon
29%inclusion2 decks7 decks
24%synergy
Primal Vigor
29%inclusion2 decks7 decks
25%synergy
Eusocial Engineering
20%inclusion1 decks5 decks
19%synergy
Moonlit Meditation
20%inclusion1 decks5 decks
19%synergy
Cryoshatter
20%inclusion1 decks5 decks
20%synergy
Impostor Syndrome
20%inclusion1 decks5 decks
18%synergy
Encroaching Dragonstorm
17%inclusion1 decks6 decks
16%synergy
Utopia Sprawl
14%inclusion1 decks7 decks
8%synergy
Doubling Season
14%inclusion1 decks7 decks
5%synergy
Beastmaster Ascension
14%inclusion1 decks7 decks
11%synergy
Forced Adaptation
14%inclusion1 decks7 decks
14%synergy
Fable of Wolf and Owl
14%inclusion1 decks7 decks
14%synergy
Carpet of Flowers
14%inclusion1 decks7 decks
12%synergy
Extravagant Replication
14%inclusion1 decks7 decks
12%synergy
Sandwurm Convergence
14%inclusion1 decks7 decks
12%synergy
Evolutionary Leap
14%inclusion1 decks7 decks
14%synergy
Military Intelligence
14%inclusion1 decks7 decks
14%synergy
Frontier Siege
14%inclusion1 decks7 decks
14%synergy
Hydra's Growth
14%inclusion1 decks7 decks
12%synergy
Vesuvan Duplimancy
14%inclusion1 decks7 decks
12%synergy
Dramatic Accusation
14%inclusion1 decks7 decks
14%synergy
Wild Growth
14%inclusion1 decks7 decks
6%synergy
Kiora Bests the Sea God
14%inclusion1 decks7 decks
13%synergy
Parallel Lives
14%inclusion1 decks7 decks
8%synergy
Bind the Monster
14%inclusion1 decks7 decks
14%synergy
Mana Reflection
14%inclusion1 decks7 decks
9%synergy
Web of Inertia
14%inclusion1 decks7 decks
14%synergy
Spreading Seas
14%inclusion1 decks7 decks
13%synergy
Proft's Eidetic Memory
14%inclusion1 decks7 decks
12%synergy
Khalni Heart Expedition
14%inclusion1 decks7 decks
10%synergy
Reflections of Littjara
14%inclusion1 decks7 decks
7%synergy
Public Enemy
14%inclusion1 decks7 decks
14%synergy
Fertile Ground
14%inclusion1 decks7 decks
13%synergy
Mirror Room // Fractured Realm
14%inclusion1 decks7 decks
13%synergy
Bred for the Hunt
14%inclusion1 decks7 decks
9%synergy
Battles
Invasion of Zendikar
14%inclusion1 decks7 decks
13%synergy
Planeswalkers
Kiora, Master of the Depths
29%inclusion2 decks7 decks
26%synergy
Kiora, Behemoth Beckoner
14%inclusion1 decks7 decks
8%synergy
Kiora, the Crashing Wave
14%inclusion1 decks7 decks
12%synergy
Teferi, Temporal Pilgrim
14%inclusion1 decks7 decks
13%synergy
Oko, Thief of Crowns
14%inclusion1 decks7 decks
7%synergy
Wrenn and Seven
14%inclusion1 decks7 decks
12%synergy
Utility Lands
Restless Vinestalk
43%inclusion3 decks7 decks
37%synergy
Mosswort Bridge
29%inclusion2 decks7 decks
11%synergy
Reliquary Tower
29%inclusion2 decks7 decks
-21%synergy
Lumbering Falls
29%inclusion2 decks7 decks
22%synergy
Temple of the False God
29%inclusion2 decks7 decks
13%synergy
Rogue's Passage
29%inclusion2 decks7 decks
7%synergy
Bonders' Enclave
29%inclusion2 decks7 decks
27%synergy
Interplanar Beacon
14%inclusion1 decks7 decks
14%synergy
Hollow Trees
14%inclusion1 decks7 decks
14%synergy
Alchemist's Refuge
14%inclusion1 decks7 decks
-3%synergy
Tyrite Sanctum
14%inclusion1 decks7 decks
13%synergy
Sand Silos
14%inclusion1 decks7 decks
14%synergy
Scavenger Grounds
14%inclusion1 decks7 decks
10%synergy
Lonely Sandbar
14%inclusion1 decks7 decks
10%synergy
Skyline Cascade
14%inclusion1 decks7 decks
14%synergy
Fertile Thicket
14%inclusion1 decks7 decks
14%synergy
Tranquil Thicket
14%inclusion1 decks7 decks
10%synergy
Karn's Bastion
14%inclusion1 decks7 decks
3%synergy
Nesting Grounds
14%inclusion1 decks7 decks
11%synergy
Castle Garenbrig
14%inclusion1 decks7 decks
10%synergy
Mana Artifacts
Arcane Signet
86%inclusion6 decks7 decks
23%synergy
Sol Ring
86%inclusion6 decks7 decks
5%synergy
Commander's Sphere
14%inclusion1 decks7 decks
6%synergy
Simic Signet
14%inclusion1 decks7 decks
-18%synergy
Talisman of Curiosity
14%inclusion1 decks7 decks
-7%synergy
Lands
Island
100%inclusion7 decks7 decks
5%synergy
Forest
100%inclusion7 decks7 decks
5%synergy
Command Tower
71%inclusion5 decks7 decks
-14%synergy
Simic Growth Chamber
57%inclusion4 decks7 decks
9%synergy
Temple of Mystery
57%inclusion4 decks7 decks
19%synergy
Flooded Grove
57%inclusion4 decks7 decks
16%synergy
Vineglimmer Snarl
43%inclusion3 decks7 decks
4%synergy
Yavimaya Coast
43%inclusion3 decks7 decks
-10%synergy
Hinterland Harbor
43%inclusion3 decks7 decks
-17%synergy
Blighted Woodland
29%inclusion2 decks7 decks
21%synergy
Breeding Pool
29%inclusion2 decks7 decks
-18%synergy
Littjara Mirrorlake
29%inclusion2 decks7 decks
25%synergy
Rimewood Falls
29%inclusion2 decks7 decks
19%synergy
Evolving Wilds
29%inclusion2 decks7 decks
3%synergy
Thornwood Falls
29%inclusion2 decks7 decks
11%synergy
Hall of Oracles
14%inclusion1 decks7 decks
14%synergy
Myriad Landscape
14%inclusion1 decks7 decks
-7%synergy
Exotic Orchard
14%inclusion1 decks7 decks
-10%synergy
Tangled Islet
14%inclusion1 decks7 decks
-2%synergy
Tangled Florahedron
14%inclusion1 decks7 decks
13%synergy
Mirrex
14%inclusion1 decks7 decks
14%synergy
Ash Barrens
14%inclusion1 decks7 decks
10%synergy
Barkchannel Pathway
14%inclusion1 decks7 decks
-6%synergy
Thriving Isle
14%inclusion1 decks7 decks
12%synergy
Botanical Sanctum
14%inclusion1 decks7 decks
2%synergy
Cavern of Souls
14%inclusion1 decks7 decks
8%synergy
Bridgeworks Battle
14%inclusion1 decks7 decks
10%synergy
Thriving Grove
14%inclusion1 decks7 decks
13%synergy
Silundi Vision
14%inclusion1 decks7 decks
14%synergy
Brokers Hideout
14%inclusion1 decks7 decks
9%synergy
Willowrush Verge
14%inclusion1 decks7 decks
-2%synergy
Rejuvenating Springs
14%inclusion1 decks7 decks
-30%synergy
Drowner of Truth
14%inclusion1 decks7 decks
12%synergy
Dreamroot Cascade
14%inclusion1 decks7 decks
-28%synergy
Simic Guildgate
14%inclusion1 decks7 decks
4%synergy
Crystal Grotto
14%inclusion1 decks7 decks
12%synergy
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