Koma, Cosmos Serpent (Commander) - Budget Sea Creatures

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #342
12decks
As CommanderAs CardAverage DeckDecks
Bracket
All
1
2
34
5
Budget
Any$$$$
Ezra Sassaman
Mar 12, 2026
Ezra Sassaman
Fun Alternatives for the Top Ten Saltiest Commanders
Is your playgroup tired of your Tergrid deck? (Can't blame them.) Then check out this list of replacements for the saltiest commanders.
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Slinn Voda, the Rising Deep
92%inclusion11 decks12 decks
86%synergy
Whelming Wave
92%inclusion11 decks12 decks
81%synergy
Kiora, Sovereign of the Deep
75%inclusion9 decks12 decks
73%synergy
Reef Worm
75%inclusion9 decks12 decks
72%synergy
Arixmethes, Slumbering Isle
83%inclusion10 decks12 decks
70%synergy
Tromokratis
75%inclusion9 decks12 decks
70%synergy
Stormtide Leviathan
75%inclusion9 decks12 decks
70%synergy
Serpent of Yawning Depths
75%inclusion9 decks12 decks
69%synergy
Junk Winder
75%inclusion9 decks12 decks
69%synergy
Charix, the Raging Isle
67%inclusion8 decks12 decks
64%synergy
Top Cards
Cultivate
92%inclusion11 decks12 decks
46%synergy
Growth Spiral
83%inclusion10 decks12 decks
39%synergy
Rampant Growth
83%inclusion10 decks12 decks
44%synergy
Negate
75%inclusion9 decks12 decks
51%synergy
Counterspell
75%inclusion9 decks12 decks
26%synergy
Xolatoyac, the Smiling Flood
67%inclusion8 decks12 decks
60%synergy
Nadir Kraken
67%inclusion8 decks12 decks
63%synergy
Hullbreaker Horror
67%inclusion8 decks12 decks
49%synergy
Koma, World-Eater
67%inclusion4 decks6 decks
55%synergy
Scourge of Fleets
58%inclusion7 decks12 decks
51%synergy
Creatures
Spawning Kraken
58%inclusion7 decks12 decks
52%synergy
Aesi, Tyrant of Gyre Strait
58%inclusion7 decks12 decks
40%synergy
Simic Sky Swallower
58%inclusion7 decks12 decks
55%synergy
Inkwell Leviathan
58%inclusion7 decks12 decks
54%synergy
Verazol, the Split Current
50%inclusion6 decks12 decks
50%synergy
Murkfiend Liege
50%inclusion6 decks12 decks
37%synergy
Sword Coast Serpent
50%inclusion6 decks12 decks
49%synergy
Trench Behemoth
50%inclusion6 decks12 decks
48%synergy
Monstrosity of the Lake
42%inclusion5 decks12 decks
39%synergy
Stormsurge Kraken
42%inclusion5 decks12 decks
38%synergy
Shipbreaker Kraken
42%inclusion5 decks12 decks
39%synergy
Tolarian Kraken
42%inclusion5 decks12 decks
41%synergy
The Unagi of Kyoshi Island
40%inclusion2 decks5 decks
35%synergy
Nezahal, Primal Tide
33%inclusion4 decks12 decks
23%synergy
Reservoir Kraken
33%inclusion4 decks12 decks
32%synergy
Brinelin, the Moon Kraken
33%inclusion4 decks12 decks
30%synergy
Adrix and Nev, Twincasters
33%inclusion4 decks12 decks
24%synergy
Tolarian Terror
33%inclusion4 decks12 decks
33%synergy
Llanowar Elves
33%inclusion4 decks12 decks
5%synergy
Mesmerizing Benthid
33%inclusion4 decks12 decks
33%synergy
Deep-Sea Kraken
33%inclusion4 decks12 decks
31%synergy
Moritte of the Frost
25%inclusion3 decks12 decks
24%synergy
Mister Fantastic, Reed Richards
25%inclusion1 decks4 decks
21%synergy
Tatyova, Benthic Druid
25%inclusion3 decks12 decks
-4%synergy
Sakura-Tribe Elder
25%inclusion3 decks12 decks
7%synergy
Kraken of the Straits
25%inclusion3 decks12 decks
24%synergy
Octoprophet
25%inclusion3 decks12 decks
24%synergy
Sharktocrab
25%inclusion3 decks12 decks
24%synergy
Elder Deep-Fiend
25%inclusion3 decks12 decks
23%synergy
Surrak, Elusive Hunter
20%inclusion1 decks5 decks
20%synergy
Iceridge Serpent
20%inclusion1 decks5 decks
20%synergy
Summon: Leviathan
20%inclusion1 decks5 decks
13%synergy
Groundchuck & Dirtbag
20%inclusion1 decks5 decks
19%synergy
Omni-Changeling
20%inclusion1 decks5 decks
19%synergy
Chomping Changeling
20%inclusion1 decks5 decks
17%synergy
The Blue Spirit
20%inclusion1 decks5 decks
20%synergy
Michelangelo, On the Scene
20%inclusion1 decks5 decks
20%synergy
Flopsie, Bumi's Buddy
20%inclusion1 decks5 decks
20%synergy
Serpent of the Pass
20%inclusion1 decks5 decks
20%synergy
The Terror of Serpent's Pass
20%inclusion1 decks5 decks
20%synergy
Glacier Godmaw
20%inclusion1 decks5 decks
16%synergy
Starwinder
20%inclusion1 decks5 decks
14%synergy
Chasm Skulker
17%inclusion2 decks12 decks
11%synergy
Harbor Serpent
17%inclusion2 decks12 decks
16%synergy
Elvish Mystic
17%inclusion2 decks12 decks
-7%synergy
Hardbristle Bandit
17%inclusion2 decks12 decks
16%synergy
Troyan, Gutsy Explorer
17%inclusion2 decks12 decks
12%synergy
Cryptic Serpent
17%inclusion2 decks12 decks
16%synergy
Sea-Dasher Octopus
17%inclusion2 decks12 decks
15%synergy
Maraleaf Pixie
17%inclusion2 decks12 decks
12%synergy
Instants
Simic Charm
58%inclusion7 decks12 decks
51%synergy
Beast Within
50%inclusion6 decks12 decks
2%synergy
Return of the Wildspeaker
33%inclusion4 decks12 decks
23%synergy
Harrow
33%inclusion4 decks12 decks
22%synergy
Eureka Moment
25%inclusion3 decks12 decks
13%synergy
Decisive Denial
25%inclusion3 decks12 decks
19%synergy
Return to Nature
25%inclusion3 decks12 decks
21%synergy
Aetherize
25%inclusion3 decks12 decks
12%synergy
Double Major
25%inclusion3 decks12 decks
17%synergy
Spaceshift
25%inclusion1 decks4 decks
25%synergy
Heritage Reclamation
20%inclusion1 decks5 decks
18%synergy
Bewildering Blizzard
20%inclusion1 decks5 decks
20%synergy
Snakeskin Veil
17%inclusion2 decks12 decks
10%synergy
Dispel
17%inclusion2 decks12 decks
13%synergy
Reality Shift
17%inclusion2 decks12 decks
3%synergy
Cackling Counterpart
17%inclusion2 decks12 decks
14%synergy
Planar Genesis
17%inclusion2 decks12 decks
6%synergy
Rapid Hybridization
8.3%inclusion1 decks12 decks
-19%synergy
Muddle the Mixture
8.3%inclusion1 decks12 decks
5%synergy
Essence Capture
8.3%inclusion1 decks12 decks
7%synergy
Deprive
8.3%inclusion1 decks12 decks
7%synergy
Scatter to the Winds
8.3%inclusion1 decks12 decks
8%synergy
See Double
8.3%inclusion1 decks12 decks
7%synergy
Fog
8.3%inclusion1 decks12 decks
5%synergy
Summoning Trap
8.3%inclusion1 decks12 decks
8%synergy
Plasm Capture
8.3%inclusion1 decks12 decks
5%synergy
Krosan Grip
8.3%inclusion1 decks12 decks
2%synergy
You Find the Villains' Lair
8.3%inclusion1 decks12 decks
8%synergy
Mystic Reflection
8.3%inclusion1 decks12 decks
6%synergy
Repulsive Mutation
8.3%inclusion1 decks12 decks
2%synergy
Second Harvest
8.3%inclusion1 decks12 decks
2%synergy
Opt
8.3%inclusion1 decks12 decks
1%synergy
Quick Study
8.3%inclusion1 decks12 decks
7%synergy
Strix Serenade
8.3%inclusion1 decks12 decks
6%synergy
Cancel
8.3%inclusion1 decks12 decks
6%synergy
Unsummon
8.3%inclusion1 decks12 decks
7%synergy
Saw It Coming
8.3%inclusion1 decks12 decks
7%synergy
Quandrix Command
8.3%inclusion1 decks12 decks
2%synergy
Joint Exploration
8.3%inclusion1 decks12 decks
4%synergy
Engulf the Shore
8.3%inclusion1 decks12 decks
7%synergy
Repudiate // Replicate
8.3%inclusion1 decks12 decks
6%synergy
Anticipate
8.3%inclusion1 decks12 decks
8%synergy
Arcane Denial
8.3%inclusion1 decks12 decks
-14%synergy
Whirlwind Denial
8.3%inclusion1 decks12 decks
8%synergy
Memory Lapse
8.3%inclusion1 decks12 decks
7%synergy
Naturalize
8.3%inclusion1 decks12 decks
7%synergy
Collective Resistance
8.3%inclusion1 decks12 decks
5%synergy
Withstand Death
8.3%inclusion1 decks12 decks
8%synergy
Voidslime
8.3%inclusion1 decks12 decks
4%synergy
Visions of Beyond
8.3%inclusion1 decks12 decks
8%synergy
Sorceries
Kodama's Reach
50%inclusion6 decks12 decks
16%synergy
Urban Evolution
50%inclusion6 decks12 decks
41%synergy
Crush of Tentacles
42%inclusion5 decks12 decks
41%synergy
Explore
42%inclusion5 decks12 decks
22%synergy
Farseek
33%inclusion4 decks12 decks
7%synergy
Harmonize
33%inclusion4 decks12 decks
28%synergy
Search for Tomorrow
33%inclusion4 decks12 decks
30%synergy
Lessons from Life
25%inclusion1 decks4 decks
20%synergy
Pym Particles
25%inclusion1 decks4 decks
22%synergy
Shared Roots
20%inclusion1 decks5 decks
14%synergy
Skyshroud Claim
17%inclusion2 decks12 decks
7%synergy
Curse of the Swine
17%inclusion2 decks12 decks
5%synergy
Nature's Lore
17%inclusion2 decks12 decks
-16%synergy
Broken Bond
17%inclusion2 decks12 decks
12%synergy
For the Common Good
17%inclusion2 decks12 decks
15%synergy
Unexpected Results
8.3%inclusion1 decks12 decks
7%synergy
Blue Sun's Twilight
8.3%inclusion1 decks12 decks
8%synergy
Croaking Counterpart
8.3%inclusion1 decks12 decks
4%synergy
Consuming Tide
8.3%inclusion1 decks12 decks
7%synergy
Oversimplify
8.3%inclusion1 decks12 decks
3%synergy
Incubation // Incongruity
8.3%inclusion1 decks12 decks
7%synergy
Neoform
8.3%inclusion1 decks12 decks
5%synergy
Bygone Marvels
8.3%inclusion1 decks12 decks
6%synergy
Serum Visions
8.3%inclusion1 decks12 decks
5%synergy
Deep Analysis
8.3%inclusion1 decks12 decks
7%synergy
Aggressive Biomancy
8.3%inclusion1 decks12 decks
4%synergy
Sleep
8.3%inclusion1 decks12 decks
8%synergy
Explosive Vegetation
8.3%inclusion1 decks12 decks
3%synergy
Spitting Image
8.3%inclusion1 decks12 decks
7%synergy
Preordain
8.3%inclusion1 decks12 decks
0%synergy
Aether Gale
8.3%inclusion1 decks12 decks
6%synergy
River's Rebuke
8.3%inclusion1 decks12 decks
6%synergy
Bushwhack
8.3%inclusion1 decks12 decks
6%synergy
Ezuri's Predation
8.3%inclusion1 decks12 decks
1%synergy
Celebrate the Harvest
8.3%inclusion1 decks12 decks
8%synergy
Overwhelming Stampede
8.3%inclusion1 decks12 decks
-4%synergy
Boundless Realms
8.3%inclusion1 decks12 decks
7%synergy
Nissa's Pilgrimage
8.3%inclusion1 decks12 decks
7%synergy
Analyze the Pollen
8.3%inclusion1 decks12 decks
8%synergy
Tumbleweed Rising
8.3%inclusion1 decks12 decks
8%synergy
Utility Artifacts
Kefnet's Monument
50%inclusion6 decks12 decks
49%synergy
Swiftfoot Boots
25%inclusion3 decks12 decks
0%synergy
Lifecrafter's Bestiary
17%inclusion2 decks12 decks
13%synergy
Helm of the Host
17%inclusion2 decks12 decks
12%synergy
Rhonas's Monument
17%inclusion2 decks12 decks
16%synergy
Lifecraft Engine
17%inclusion1 decks6 decks
17%synergy
Pyre of Heroes
8.3%inclusion1 decks12 decks
8%synergy
Monster Manual
8.3%inclusion1 decks12 decks
7%synergy
Haunted Cloak
8.3%inclusion1 decks12 decks
8%synergy
Esika's Chariot
8.3%inclusion1 decks12 decks
7%synergy
Winged Boots
8.3%inclusion1 decks12 decks
7%synergy
Scroll of Fate
8.3%inclusion1 decks12 decks
4%synergy
Vivien's Arkbow
8.3%inclusion1 decks12 decks
8%synergy
Sapphire Medallion
8.3%inclusion1 decks12 decks
5%synergy
Helm of Awakening
8.3%inclusion1 decks12 decks
8%synergy
Enchantments
Garruk's Uprising
42%inclusion5 decks12 decks
24%synergy
Primal Empathy
33%inclusion4 decks12 decks
31%synergy
Ominous Seas
33%inclusion4 decks12 decks
30%synergy
Quest for Ula's Temple
25%inclusion3 decks12 decks
23%synergy
Levitation
25%inclusion3 decks12 decks
24%synergy
Retreat to Coralhelm
25%inclusion3 decks12 decks
16%synergy
Wilderness Reclamation
17%inclusion2 decks12 decks
7%synergy
Unnatural Growth
17%inclusion2 decks12 decks
13%synergy
Khalni Heart Expedition
17%inclusion2 decks12 decks
13%synergy
Bounty of the Luxa
17%inclusion2 decks12 decks
16%synergy
Waterknot
8.3%inclusion1 decks12 decks
8%synergy
Utopia Sprawl
8.3%inclusion1 decks12 decks
2%synergy
Up the Beanstalk
8.3%inclusion1 decks12 decks
4%synergy
Encrust
8.3%inclusion1 decks12 decks
8%synergy
Aqueous Form
8.3%inclusion1 decks12 decks
4%synergy
Wizard Class
8.3%inclusion1 decks12 decks
3%synergy
Lost in the Maze
8.3%inclusion1 decks12 decks
8%synergy
Season of Growth
8.3%inclusion1 decks12 decks
5%synergy
Retreat to Kazandu
8.3%inclusion1 decks12 decks
5%synergy
Sandwurm Convergence
8.3%inclusion1 decks12 decks
6%synergy
Eel Umbra
8.3%inclusion1 decks12 decks
7%synergy
Deep Freeze
8.3%inclusion1 decks12 decks
8%synergy
Wild Growth
8.3%inclusion1 decks12 decks
-0%synergy
Omniscience
8.3%inclusion1 decks12 decks
3%synergy
Ichthyomorphosis
8.3%inclusion1 decks12 decks
8%synergy
Kiora Bests the Sea God
8.3%inclusion1 decks12 decks
7%synergy
Coastal Piracy
8.3%inclusion1 decks12 decks
7%synergy
Time of Ice
8.3%inclusion1 decks12 decks
8%synergy
Kenrith's Transformation
8.3%inclusion1 decks12 decks
5%synergy
Zendikar's Roil
8.3%inclusion1 decks12 decks
5%synergy
Growing Dread
8.3%inclusion1 decks12 decks
6%synergy
Cream of the Crop
8.3%inclusion1 decks12 decks
8%synergy
Kozilek's Unsealing
8.3%inclusion1 decks12 decks
6%synergy
Eaten by Piranhas
8.3%inclusion1 decks12 decks
7%synergy
Reflections of Littjara
8.3%inclusion1 decks12 decks
1%synergy
Primal Vigor
8.3%inclusion1 decks12 decks
5%synergy
Colossal Majesty
8.3%inclusion1 decks12 decks
7%synergy
Elemental Bond
8.3%inclusion1 decks12 decks
3%synergy
Defense of the Heart
8.3%inclusion1 decks12 decks
6%synergy
Awakening Zone
8.3%inclusion1 decks12 decks
7%synergy
Planeswalkers
Kiora, the Crashing Wave
25%inclusion3 decks12 decks
23%synergy
Kiora, Behemoth Beckoner
17%inclusion2 decks12 decks
11%synergy
Oko, the Ringleader
17%inclusion2 decks12 decks
16%synergy
Kiora, Master of the Depths
8.3%inclusion1 decks12 decks
6%synergy
Vivien of the Arkbow
8.3%inclusion1 decks12 decks
8%synergy
Utility Lands
Reliquary Tower
33%inclusion4 decks12 decks
-17%synergy
Coral Atoll
25%inclusion3 decks12 decks
23%synergy
Temple of the False God
25%inclusion3 decks12 decks
9%synergy
Mosswort Bridge
17%inclusion2 decks12 decks
-0%synergy
Rogue's Passage
17%inclusion2 decks12 decks
-7%synergy
Hall of Storm Giants
8.3%inclusion1 decks12 decks
7%synergy
Mystic Sanctuary
8.3%inclusion1 decks12 decks
-4%synergy
Echoing Deeps
8.3%inclusion1 decks12 decks
7%synergy
Alchemist's Refuge
8.3%inclusion1 decks12 decks
-11%synergy
Seat of the Synod
8.3%inclusion1 decks12 decks
5%synergy
War Room
8.3%inclusion1 decks12 decks
7%synergy
Skyline Cascade
8.3%inclusion1 decks12 decks
8%synergy
Memorial to Genius
8.3%inclusion1 decks12 decks
8%synergy
Drownyard Temple
8.3%inclusion1 decks12 decks
6%synergy
Dark Depths
8.3%inclusion1 decks12 decks
2%synergy
Castle Vantress
8.3%inclusion1 decks12 decks
2%synergy
Bonders' Enclave
8.3%inclusion1 decks12 decks
7%synergy
Jungle Basin
8.3%inclusion1 decks12 decks
6%synergy
Mana Artifacts
Sol Ring
83%inclusion10 decks12 decks
3%synergy
Arcane Signet
58%inclusion7 decks12 decks
-5%synergy
Simic Signet
50%inclusion6 decks12 decks
21%synergy
Commander's Sphere
25%inclusion3 decks12 decks
18%synergy
Talisman of Curiosity
25%inclusion3 decks12 decks
4%synergy
Decanter of Endless Water
17%inclusion2 decks12 decks
12%synergy
Everflowing Chalice
8.3%inclusion1 decks12 decks
5%synergy
Simic Cluestone
8.3%inclusion1 decks12 decks
8%synergy
Chromatic Lantern
8.3%inclusion1 decks12 decks
6%synergy
Fellwar Stone
8.3%inclusion1 decks12 decks
-1%synergy
Thought Vessel
8.3%inclusion1 decks12 decks
-12%synergy
Mind Stone
8.3%inclusion1 decks12 decks
4%synergy
Skyclave Relic
8.3%inclusion1 decks12 decks
7%synergy
Lands
Island
100%inclusion12 decks12 decks
4%synergy
Forest
100%inclusion12 decks12 decks
4%synergy
Command Tower
75%inclusion9 decks12 decks
-10%synergy
Simic Growth Chamber
58%inclusion7 decks12 decks
13%synergy
Thornwood Falls
58%inclusion7 decks12 decks
42%synergy
Temple of Mystery
42%inclusion5 decks12 decks
5%synergy
Woodland Stream
42%inclusion5 decks12 decks
37%synergy
Terramorphic Expanse
33%inclusion4 decks12 decks
13%synergy
Evolving Wilds
33%inclusion4 decks12 decks
9%synergy
Quandrix Campus
25%inclusion3 decks12 decks
18%synergy
Myriad Landscape
25%inclusion3 decks12 decks
6%synergy
Exotic Orchard
25%inclusion3 decks12 decks
-1%synergy
Vineglimmer Snarl
25%inclusion3 decks12 decks
-15%synergy
Tangled Islet
25%inclusion3 decks12 decks
10%synergy
Path of Ancestry
25%inclusion3 decks12 decks
7%synergy
Flooded Grove
25%inclusion3 decks12 decks
-19%synergy
Dreamroot Cascade
25%inclusion3 decks12 decks
-21%synergy
Hinterland Harbor
25%inclusion3 decks12 decks
-37%synergy
Mutant Town
25%inclusion1 decks4 decks
23%synergy
Rain-Slicked Copse
20%inclusion1 decks5 decks
10%synergy
Littjara Mirrorlake
17%inclusion2 decks12 decks
13%synergy
Simic Guildgate
17%inclusion2 decks12 decks
8%synergy
Breeding Pool
8.3%inclusion1 decks12 decks
-40%synergy
Yavimaya Coast
8.3%inclusion1 decks12 decks
-44%synergy
Ash Barrens
8.3%inclusion1 decks12 decks
5%synergy
Overflowing Basin
8.3%inclusion1 decks12 decks
-14%synergy
Snow-Covered Forest
8.3%inclusion1 decks12 decks
3%synergy
Sea Gate
8.3%inclusion1 decks12 decks
7%synergy
Lush Oasis
8.3%inclusion1 decks12 decks
4%synergy
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