Koma, Cosmos Serpent (Commander) - Budget Optimized Ramp

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
67%inclusion2 decks3 decks
45%synergy
Cyclonic Rift
67%inclusion2 decks3 decks
41%synergy
Consecrated Sphinx
33%inclusion1 decks3 decks
25%synergy
Worldly Tutor
33%inclusion1 decks3 decks
18%synergy
Mystical Tutor
33%inclusion1 decks3 decks
24%synergy
Creatures
Tatyova, Benthic Druid
67%inclusion2 decks3 decks
35%synergy
Junk Winder
67%inclusion2 decks3 decks
60%synergy
Colossal Skyturtle
67%inclusion2 decks3 decks
61%synergy
Tireless Provisioner
67%inclusion2 decks3 decks
51%synergy
Arixmethes, Slumbering Isle
67%inclusion2 decks3 decks
53%synergy
Uro, Titan of Nature's Wrath
67%inclusion2 decks3 decks
57%synergy
Summon: Leviathan
50%inclusion1 decks2 decks
43%synergy
Solemn Simulacrum
33%inclusion1 decks3 decks
27%synergy
Rashmi, Eternities Crafter
33%inclusion1 decks3 decks
30%synergy
Herd Baloth
33%inclusion1 decks3 decks
33%synergy
Abstruse Archaic
33%inclusion1 decks3 decks
33%synergy
Sea-Dasher Octopus
33%inclusion1 decks3 decks
31%synergy
Undercover Operative
33%inclusion1 decks3 decks
32%synergy
Jacob Hauken, Inspector
33%inclusion1 decks3 decks
33%synergy
Sporemound
33%inclusion1 decks3 decks
31%synergy
Koma, World-Eater
33%inclusion1 decks3 decks
20%synergy
Nantuko Vigilante
33%inclusion1 decks3 decks
33%synergy
Enduring Vitality
33%inclusion1 decks3 decks
26%synergy
Weaver of Harmony
33%inclusion1 decks3 decks
33%synergy
Leafkin Druid
33%inclusion1 decks3 decks
33%synergy
Hydroelectric Specimen
33%inclusion1 decks3 decks
27%synergy
Beast Whisperer
33%inclusion1 decks3 decks
24%synergy
Aesi, Tyrant of Gyre Strait
33%inclusion1 decks3 decks
16%synergy
Llanowar Elves
33%inclusion1 decks3 decks
6%synergy
Coiling Oracle
33%inclusion1 decks3 decks
20%synergy
Feasting Troll King
33%inclusion1 decks3 decks
33%synergy
Nimble Obstructionist
33%inclusion1 decks3 decks
33%synergy
Slinn Voda, the Rising Deep
33%inclusion1 decks3 decks
27%synergy
Moritte of the Frost
33%inclusion1 decks3 decks
32%synergy
Body Double
33%inclusion1 decks3 decks
33%synergy
Craterhoof Behemoth
33%inclusion1 decks3 decks
24%synergy
Spark Double
33%inclusion1 decks3 decks
24%synergy
Enduring Curiosity
33%inclusion1 decks3 decks
30%synergy
Ivy Lane Denizen
33%inclusion1 decks3 decks
32%synergy
Sakashima the Impostor
33%inclusion1 decks3 decks
31%synergy
Toski, Bearer of Secrets
33%inclusion1 decks3 decks
30%synergy
Jin-Gitaxias
33%inclusion1 decks3 decks
33%synergy
Freestrider Lookout
33%inclusion1 decks3 decks
33%synergy
Research Thief
33%inclusion1 decks3 decks
33%synergy
Ezuri, Stalker of Spheres
33%inclusion1 decks3 decks
32%synergy
Titania, Protector of Argoth
33%inclusion1 decks3 decks
31%synergy
Serpent of Yawning Depths
33%inclusion1 decks3 decks
27%synergy
Hullbreaker Horror
33%inclusion1 decks3 decks
16%synergy
Vorinclex, Voice of Hunger
33%inclusion1 decks3 decks
30%synergy
Volshe Tideturner
33%inclusion1 decks3 decks
33%synergy
Phyrexian Ingester
33%inclusion1 decks3 decks
33%synergy
Kami of Whispered Hopes
33%inclusion1 decks3 decks
27%synergy
Instants
Negate
100%inclusion3 decks3 decks
74%synergy
Counterspell
100%inclusion3 decks3 decks
50%synergy
An Offer You Can't Refuse
67%inclusion2 decks3 decks
44%synergy
Stubborn Denial
67%inclusion2 decks3 decks
64%synergy
Defabricate
67%inclusion2 decks3 decks
66%synergy
Return to Nature
67%inclusion2 decks3 decks
61%synergy
Noxious Revival
67%inclusion2 decks3 decks
61%synergy
Joint Exploration
67%inclusion2 decks3 decks
61%synergy
Eureka Moment
33%inclusion1 decks3 decks
22%synergy
Disdainful Stroke
33%inclusion1 decks3 decks
32%synergy
Growth Spiral
33%inclusion1 decks3 decks
-11%synergy
Archdruid's Charm
33%inclusion1 decks3 decks
27%synergy
Fact or Fiction
33%inclusion1 decks3 decks
31%synergy
Brainsurge
33%inclusion1 decks3 decks
31%synergy
Mystical Dispute
33%inclusion1 decks3 decks
33%synergy
Sublime Epiphany
33%inclusion1 decks3 decks
31%synergy
Force of Vigor
33%inclusion1 decks3 decks
29%synergy
Second Harvest
33%inclusion1 decks3 decks
27%synergy
Roiling Regrowth
33%inclusion1 decks3 decks
29%synergy
Nature's Claim
33%inclusion1 decks3 decks
23%synergy
Harrow
33%inclusion1 decks3 decks
21%synergy
Reality Shift
33%inclusion1 decks3 decks
19%synergy
Entish Restoration
33%inclusion1 decks3 decks
24%synergy
Beast Within
33%inclusion1 decks3 decks
-17%synergy
Infectious Bite
33%inclusion1 decks3 decks
32%synergy
Strix Serenade
33%inclusion1 decks3 decks
30%synergy
Farsight Ritual
33%inclusion1 decks3 decks
33%synergy
Blessed Respite
33%inclusion1 decks3 decks
32%synergy
Filter Out
33%inclusion1 decks3 decks
31%synergy
Into the Flood Maw
33%inclusion1 decks3 decks
29%synergy
Swan Song
33%inclusion1 decks3 decks
14%synergy
Delay
33%inclusion1 decks3 decks
31%synergy
Arcane Denial
33%inclusion1 decks3 decks
11%synergy
Planar Genesis
33%inclusion1 decks3 decks
23%synergy
Arachnogenesis
33%inclusion1 decks3 decks
31%synergy
Sink into Stupor
33%inclusion1 decks3 decks
22%synergy
Collective Resistance
33%inclusion1 decks3 decks
30%synergy
Defend the Celestus
33%inclusion1 decks3 decks
33%synergy
Misdirection
33%inclusion1 decks3 decks
31%synergy
Mana Leak
33%inclusion1 decks3 decks
31%synergy
Once Upon a Time
33%inclusion1 decks3 decks
33%synergy
Remand
33%inclusion1 decks3 decks
33%synergy
Hydroform
33%inclusion1 decks3 decks
33%synergy
Natural Connection
33%inclusion1 decks3 decks
33%synergy
March of Swirling Mist
33%inclusion1 decks3 decks
29%synergy
Double Major
33%inclusion1 decks3 decks
25%synergy
Long River's Pull
33%inclusion1 decks3 decks
30%synergy
Evacuation
33%inclusion1 decks3 decks
29%synergy
Sorceries
Kodama's Reach
100%inclusion3 decks3 decks
64%synergy
Cultivate
100%inclusion3 decks3 decks
53%synergy
Skyshroud Claim
67%inclusion2 decks3 decks
58%synergy
Farseek
67%inclusion2 decks3 decks
42%synergy
Nature's Lore
67%inclusion2 decks3 decks
36%synergy
Rampant Growth
67%inclusion2 decks3 decks
26%synergy
Bala Ged Recovery
67%inclusion2 decks3 decks
57%synergy
Migration Path
67%inclusion2 decks3 decks
63%synergy
Whelming Wave
67%inclusion2 decks3 decks
55%synergy
Saheeli's Artistry
33%inclusion1 decks3 decks
33%synergy
Asinine Antics
33%inclusion1 decks3 decks
33%synergy
Verdant Confluence
33%inclusion1 decks3 decks
33%synergy
Terramorph
33%inclusion1 decks3 decks
33%synergy
Three Visits
33%inclusion1 decks3 decks
10%synergy
Consuming Tide
33%inclusion1 decks3 decks
31%synergy
Into the North
33%inclusion1 decks3 decks
32%synergy
Fork in the Road
33%inclusion1 decks3 decks
33%synergy
Lórien Revealed
33%inclusion1 decks3 decks
30%synergy
Mass Manipulation
33%inclusion1 decks3 decks
33%synergy
Titania's Command
33%inclusion1 decks3 decks
32%synergy
Vastwood Surge
33%inclusion1 decks3 decks
32%synergy
Many Partings
33%inclusion1 decks3 decks
32%synergy
Search for Tomorrow
33%inclusion1 decks3 decks
29%synergy
Aether Gale
33%inclusion1 decks3 decks
31%synergy
Ezuri's Predation
33%inclusion1 decks3 decks
26%synergy
Shamanic Revelation
33%inclusion1 decks3 decks
28%synergy
Overwhelming Stampede
33%inclusion1 decks3 decks
21%synergy
Harvest Season
33%inclusion1 decks3 decks
32%synergy
Compulsive Research
33%inclusion1 decks3 decks
32%synergy
Utility Artifacts
Swiftfoot Boots
67%inclusion2 decks3 decks
41%synergy
Sensei's Divining Top
33%inclusion1 decks3 decks
30%synergy
Worldslayer
33%inclusion1 decks3 decks
33%synergy
Mirror Box
33%inclusion1 decks3 decks
30%synergy
Skullclamp
33%inclusion1 decks3 decks
32%synergy
Nevinyrral's Disk
33%inclusion1 decks3 decks
33%synergy
Eldrazi Monument
33%inclusion1 decks3 decks
33%synergy
Enchantments
Kenrith's Transformation
67%inclusion2 decks3 decks
62%synergy
Elemental Bond
67%inclusion2 decks3 decks
61%synergy
Doubling Season
33%inclusion1 decks3 decks
24%synergy
Counterbalance
33%inclusion1 decks3 decks
33%synergy
Beastmaster Ascension
33%inclusion1 decks3 decks
30%synergy
Verity Circle
33%inclusion1 decks3 decks
33%synergy
Spelunking
33%inclusion1 decks3 decks
28%synergy
Imprisoned in the Moon
33%inclusion1 decks3 decks
29%synergy
Extravagant Replication
33%inclusion1 decks3 decks
31%synergy
Tribute to the World Tree
33%inclusion1 decks3 decks
27%synergy
Parallel Lives
33%inclusion1 decks3 decks
27%synergy
Mystic Remora
33%inclusion1 decks3 decks
18%synergy
Shark Typhoon
33%inclusion1 decks3 decks
32%synergy
Sylvan Library
33%inclusion1 decks3 decks
24%synergy
Dismiss into Dream
33%inclusion1 decks3 decks
33%synergy
Primal Vigor
33%inclusion1 decks3 decks
30%synergy
Jugan Defends the Temple
33%inclusion1 decks3 decks
33%synergy
Battles
Invasion of Zendikar
33%inclusion1 decks3 decks
32%synergy
Planeswalkers
Tamiyo, Compleated Sage
33%inclusion1 decks3 decks
32%synergy
Oko, Thief of Crowns
33%inclusion1 decks3 decks
26%synergy
Utility Lands
Restless Vinestalk
67%inclusion2 decks3 decks
61%synergy
Evendo, Waking Haven
50%inclusion1 decks2 decks
45%synergy
Mystic Sanctuary
33%inclusion1 decks3 decks
21%synergy
Fertile Thicket
33%inclusion1 decks3 decks
33%synergy
Boseiju, Who Endures
33%inclusion1 decks3 decks
11%synergy
Cephalid Coliseum
33%inclusion1 decks3 decks
29%synergy
Castle Vantress
33%inclusion1 decks3 decks
26%synergy
Castle Garenbrig
33%inclusion1 decks3 decks
29%synergy
Rogue's Passage
33%inclusion1 decks3 decks
11%synergy
Mana Artifacts
Sol Ring
67%inclusion2 decks3 decks
-14%synergy
Commander's Sphere
33%inclusion1 decks3 decks
25%synergy
Arcane Signet
33%inclusion1 decks3 decks
-30%synergy
Pristine Talisman
33%inclusion1 decks3 decks
33%synergy
Fellwar Stone
33%inclusion1 decks3 decks
24%synergy
Thought Vessel
33%inclusion1 decks3 decks
13%synergy
Simic Keyrune
33%inclusion1 decks3 decks
33%synergy
Thran Dynamo
33%inclusion1 decks3 decks
31%synergy
Firemind Vessel
33%inclusion1 decks3 decks
33%synergy
Lands
Command Tower
100%inclusion3 decks3 decks
15%synergy
Island
100%inclusion3 decks3 decks
5%synergy
Forest
100%inclusion3 decks3 decks
5%synergy
Simic Growth Chamber
67%inclusion2 decks3 decks
18%synergy
Breeding Pool
67%inclusion2 decks3 decks
21%synergy
Barkchannel Pathway
67%inclusion2 decks3 decks
46%synergy
Rimewood Falls
67%inclusion2 decks3 decks
57%synergy
Evolving Wilds
67%inclusion2 decks3 decks
42%synergy
Hedge Maze
67%inclusion2 decks3 decks
47%synergy
Bala Ged Recovery
67%inclusion2 decks3 decks
57%synergy
Flooded Grove
67%inclusion2 decks3 decks
26%synergy
Hinterland Harbor
67%inclusion2 decks3 decks
7%synergy
Fabled Passage
33%inclusion1 decks3 decks
19%synergy
Terramorphic Expanse
33%inclusion1 decks3 decks
14%synergy
Myriad Landscape
33%inclusion1 decks3 decks
11%synergy
Vineglimmer Snarl
33%inclusion1 decks3 decks
-5%synergy
Littjara Mirrorlake
33%inclusion1 decks3 decks
29%synergy
Yavimaya Coast
33%inclusion1 decks3 decks
-19%synergy
Tangled Islet
33%inclusion1 decks3 decks
17%synergy
Hydroelectric Specimen
33%inclusion1 decks3 decks
27%synergy
Snow-Covered Island
33%inclusion1 decks3 decks
26%synergy
Snow-Covered Forest
33%inclusion1 decks3 decks
27%synergy
Verdant Catacombs
33%inclusion1 decks3 decks
24%synergy
Waterlogged Grove
33%inclusion1 decks3 decks
13%synergy
Temple of Mystery
33%inclusion1 decks3 decks
-5%synergy
Botanical Sanctum
33%inclusion1 decks3 decks
21%synergy
Thriving Grove
33%inclusion1 decks3 decks
32%synergy
Path of Ancestry
33%inclusion1 decks3 decks
16%synergy
Sea Gate
33%inclusion1 decks3 decks
32%synergy
Sink into Stupor
33%inclusion1 decks3 decks
22%synergy
Willowrush Verge
33%inclusion1 decks3 decks
17%synergy
Rejuvenating Springs
33%inclusion1 decks3 decks
-11%synergy
Dreamroot Cascade
33%inclusion1 decks3 decks
-8%synergy
Thornwood Falls
33%inclusion1 decks3 decks
16%synergy
Polluted Delta
33%inclusion1 decks3 decks
23%synergy
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