Koma, Cosmos Serpent (Commander) - Sea Creatures

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #338
122decks
As CommanderAs CardAverage DeckDecks
Bracket
All12345
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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Mister Fantastic, Reed Richards
11%inclusion1 decks9 decks
9%synergy
High Synergy Cards
Whelming Wave
89%inclusion109 decks122 decks
79%synergy
Serpent of Yawning Depths
80%inclusion98 decks122 decks
74%synergy
Koma, World-Eater
76%inclusion68 decks89 decks
64%synergy
Adrix and Nev, Twincasters
71%inclusion87 decks122 decks
62%synergy
Junk Winder
65%inclusion79 decks122 decks
59%synergy
Spawning Kraken
65%inclusion79 decks122 decks
58%synergy
Aesi, Tyrant of Gyre Strait
75%inclusion91 decks122 decks
57%synergy
Slinn Voda, the Rising Deep
61%inclusion75 decks122 decks
56%synergy
Arixmethes, Slumbering Isle
67%inclusion82 decks122 decks
54%synergy
Elemental Bond
54%inclusion66 decks122 decks
48%synergy
Top Cards
Cultivate
82%inclusion100 decks122 decks
36%synergy
Kodama's Reach
73%inclusion89 decks122 decks
39%synergy
Rampant Growth
72%inclusion88 decks122 decks
32%synergy
Counterspell
70%inclusion85 decks122 decks
21%synergy
Growth Spiral
69%inclusion84 decks122 decks
24%synergy
Hullbreaker Horror
57%inclusion69 decks122 decks
39%synergy
Nature's Lore
49%inclusion60 decks122 decks
17%synergy
Farseek
48%inclusion59 decks122 decks
22%synergy
Parallel Lives
47%inclusion57 decks122 decks
41%synergy
Xolatoyac, the Smiling Flood
46%inclusion56 decks122 decks
39%synergy
Game Changers
Cyclonic Rift
33%inclusion40 decks122 decks
10%synergy
Rhystic Study
27%inclusion33 decks122 decks
7%synergy
Fierce Guardianship
19%inclusion23 decks122 decks
3%synergy
Worldly Tutor
16%inclusion19 decks122 decks
2%synergy
Seedborn Muse
13%inclusion16 decks122 decks
-3%synergy
Consecrated Sphinx
10%inclusion12 decks122 decks
1%synergy
Mystical Tutor
6.6%inclusion8 decks122 decks
-2%synergy
Creatures
Scourge of Fleets
43%inclusion53 decks122 decks
36%synergy
Kiora, Sovereign of the Deep
43%inclusion52 decks122 decks
41%synergy
Summon: Leviathan
43%inclusion23 decks54 decks
36%synergy
Nadir Kraken
40%inclusion49 decks122 decks
37%synergy
Stormtide Leviathan
39%inclusion48 decks122 decks
34%synergy
Stormsurge Kraken
37%inclusion45 decks122 decks
33%synergy
Tromokratis
37%inclusion45 decks122 decks
32%synergy
Tatyova, Benthic Druid
35%inclusion43 decks122 decks
6%synergy
Murkfiend Liege
35%inclusion43 decks122 decks
22%synergy
Spark Double
35%inclusion43 decks122 decks
26%synergy
Inkwell Leviathan
35%inclusion43 decks122 decks
31%synergy
Birds of Paradise
32%inclusion39 decks122 decks
4%synergy
Sword Coast Serpent
30%inclusion36 decks122 decks
28%synergy
Sakura-Tribe Elder
30%inclusion36 decks122 decks
11%synergy
Nezahal, Primal Tide
29%inclusion35 decks122 decks
19%synergy
Reef Worm
28%inclusion34 decks122 decks
24%synergy
Simic Sky Swallower
28%inclusion34 decks122 decks
24%synergy
Llanowar Elves
27%inclusion33 decks122 decks
-1%synergy
Shipbreaker Kraken
27%inclusion33 decks122 decks
24%synergy
Deep-Sea Kraken
26%inclusion32 decks122 decks
23%synergy
The Unagi of Kyoshi Island
25%inclusion11 decks44 decks
20%synergy
Brinelin, the Moon Kraken
24%inclusion29 decks122 decks
20%synergy
Sakashima of a Thousand Faces
24%inclusion29 decks122 decks
19%synergy
Monstrosity of the Lake
24%inclusion29 decks122 decks
21%synergy
Cryptic Serpent
23%inclusion28 decks122 decks
23%synergy
Reservoir Kraken
22%inclusion27 decks122 decks
21%synergy
Craterhoof Behemoth
22%inclusion27 decks122 decks
12%synergy
Archetype of Imagination
22%inclusion27 decks122 decks
18%synergy
Trench Behemoth
22%inclusion27 decks122 decks
20%synergy
Charix, the Raging Isle
21%inclusion26 decks122 decks
18%synergy
Starwinder
21%inclusion11 decks52 decks
15%synergy
The Watcher in the Water
20%inclusion25 decks122 decks
19%synergy
Garruk's Packleader
19%inclusion23 decks122 decks
17%synergy
Lorthos, the Tidemaker
19%inclusion23 decks122 decks
16%synergy
Elvish Mystic
18%inclusion22 decks122 decks
-5%synergy
Esix, Fractal Bloom
18%inclusion22 decks122 decks
14%synergy
Benthic Anomaly
18%inclusion22 decks122 decks
16%synergy
Coiling Oracle
17%inclusion21 decks122 decks
5%synergy
Breaching Leviathan
17%inclusion21 decks122 decks
15%synergy
Octomancer
17%inclusion20 decks117 decks
13%synergy
Harbor Serpent
16%inclusion20 decks122 decks
16%synergy
Scrapdiver Serpent
16%inclusion20 decks122 decks
16%synergy
Sakashima the Impostor
16%inclusion20 decks122 decks
14%synergy
Ohran Frostfang
15%inclusion18 decks122 decks
11%synergy
Tolarian Terror
14%inclusion17 decks122 decks
13%synergy
Verazol, the Split Current
14%inclusion17 decks122 decks
14%synergy
Enduring Vitality
14%inclusion15 decks110 decks
6%synergy
Roaming Throne
13%inclusion16 decks122 decks
6%synergy
Tolarian Kraken
13%inclusion16 decks122 decks
12%synergy
Mesmerizing Benthid
13%inclusion16 decks122 decks
13%synergy
Instants
Beast Within
46%inclusion56 decks122 decks
-3%synergy
Negate
42%inclusion51 decks122 decks
17%synergy
Heroic Intervention
40%inclusion49 decks122 decks
10%synergy
Simic Charm
34%inclusion42 decks122 decks
27%synergy
Double Major
34%inclusion41 decks122 decks
25%synergy
Return of the Wildspeaker
30%inclusion37 decks122 decks
20%synergy
Second Harvest
30%inclusion36 decks122 decks
23%synergy
Arcane Denial
29%inclusion35 decks122 decks
7%synergy
Planar Genesis
26%inclusion32 decks122 decks
15%synergy
Krosan Grip
25%inclusion30 decks122 decks
18%synergy
Pongify
20%inclusion25 decks122 decks
-4%synergy
Mana Drain
20%inclusion25 decks122 decks
5%synergy
Rapid Hybridization
19%inclusion23 decks122 decks
-8%synergy
Eureka Moment
18%inclusion22 decks122 decks
6%synergy
Aetherize
18%inclusion22 decks122 decks
6%synergy
An Offer You Can't Refuse
16%inclusion20 decks122 decks
-7%synergy
Harrow
16%inclusion20 decks122 decks
5%synergy
Return to Nature
16%inclusion19 decks122 decks
11%synergy
Brainstorm
15%inclusion18 decks122 decks
0%synergy
Swan Song
15%inclusion18 decks122 decks
-4%synergy
Engulf the Shore
14%inclusion17 decks122 decks
12%synergy
Reality Shift
13%inclusion16 decks122 decks
-1%synergy
Plasm Capture
10%inclusion12 decks122 decks
7%synergy
Nature's Claim
10%inclusion12 decks122 decks
1%synergy
Snakeskin Veil
9.0%inclusion11 decks122 decks
3%synergy
Decisive Denial
9.0%inclusion11 decks122 decks
3%synergy
Voidslime
9.0%inclusion11 decks122 decks
4%synergy
Entish Restoration
8.2%inclusion10 decks122 decks
-1%synergy
Pact of Negation
8.2%inclusion10 decks122 decks
2%synergy
Archdruid's Charm
7.4%inclusion9 decks122 decks
2%synergy
Mystic Reflection
7.4%inclusion9 decks122 decks
5%synergy
Tamiyo's Safekeeping
7.4%inclusion9 decks122 decks
2%synergy
Chord of Calling
6.6%inclusion8 decks122 decks
-1%synergy
Collective Resistance
6.6%inclusion8 decks122 decks
3%synergy
High Tide
6.6%inclusion8 decks122 decks
5%synergy
Sink into Stupor
5.7%inclusion7 decks122 decks
-6%synergy
Sorceries
Three Visits
41%inclusion50 decks122 decks
16%synergy
Irenicus's Vile Duplication
39%inclusion48 decks122 decks
33%synergy
Explore
35%inclusion43 decks122 decks
15%synergy
Skyshroud Claim
28%inclusion34 decks122 decks
19%synergy
Urban Evolution
26%inclusion32 decks122 decks
17%synergy
Overwhelming Stampede
20%inclusion24 decks122 decks
7%synergy
Quantum Misalignment
15%inclusion18 decks122 decks
12%synergy
Migration Path
15%inclusion18 decks122 decks
12%synergy
Rite of Replication
15%inclusion18 decks122 decks
8%synergy
Crush of Tentacles
13%inclusion16 decks122 decks
12%synergy
Explosive Vegetation
11%inclusion14 decks122 decks
6%synergy
Rishkar's Expertise
11%inclusion13 decks122 decks
1%synergy
Search for Tomorrow
11%inclusion13 decks122 decks
7%synergy
Shamanic Revelation
11%inclusion13 decks122 decks
6%synergy
Last March of the Ents
10%inclusion12 decks122 decks
7%synergy
Harmonize
9.0%inclusion11 decks122 decks
4%synergy
Applied Geometry
8.3%inclusion2 decks24 decks
4%synergy
Ponder
8.2%inclusion10 decks122 decks
1%synergy
Shared Roots
6.8%inclusion3 decks44 decks
1%synergy
Windfall
6.6%inclusion8 decks122 decks
3%synergy
Triumph of the Hordes
6.6%inclusion8 decks122 decks
4%synergy
Curse of the Swine
6.6%inclusion8 decks122 decks
-5%synergy
Distant Melody
6.6%inclusion8 decks122 decks
3%synergy
New Generation's Technique
6.1%inclusion2 decks33 decks
5%synergy
Sea Gate Restoration
5.7%inclusion7 decks122 decks
0%synergy
Tempt with Discovery
5.7%inclusion7 decks122 decks
2%synergy
Doppelgang
5.7%inclusion7 decks122 decks
-1%synergy
Bala Ged Recovery
5.7%inclusion7 decks122 decks
-4%synergy
Utility Artifacts
Swiftfoot Boots
41%inclusion50 decks122 decks
16%synergy
Helm of the Host
35%inclusion43 decks122 decks
30%synergy
Lightning Greaves
30%inclusion37 decks122 decks
10%synergy
Kefnet's Monument
25%inclusion30 decks122 decks
24%synergy
Sapphire Medallion
17%inclusion21 decks122 decks
14%synergy
Combine Chrysalis
16%inclusion19 decks122 decks
11%synergy
Emerald Medallion
12%inclusion15 decks122 decks
9%synergy
The Great Henge
10%inclusion12 decks122 decks
0%synergy
Monster Manual
9.0%inclusion11 decks122 decks
7%synergy
Urza's Incubator
9.0%inclusion11 decks122 decks
8%synergy
Bident of Thassa
9.0%inclusion11 decks122 decks
2%synergy
Mirror Box
8.2%inclusion10 decks122 decks
5%synergy
Coat of Arms
6.6%inclusion8 decks122 decks
5%synergy
Herald's Horn
6.6%inclusion8 decks122 decks
3%synergy
Idol of Oblivion
6.6%inclusion8 decks122 decks
3%synergy
Rhonas's Monument
5.7%inclusion7 decks122 decks
5%synergy
Banner of Kinship
5.6%inclusion5 decks89 decks
4%synergy
Enchantments
Garruk's Uprising
39%inclusion47 decks122 decks
21%synergy
Tribute to the World Tree
39%inclusion47 decks122 decks
33%synergy
Doubling Season
35%inclusion43 decks122 decks
25%synergy
Quest for Ula's Temple
32%inclusion39 decks122 decks
30%synergy
Ominous Seas
29%inclusion35 decks122 decks
25%synergy
Kindred Discovery
24%inclusion29 decks122 decks
15%synergy
Kiora Bests the Sea God
17%inclusion21 decks122 decks
16%synergy
Mystic Remora
16%inclusion19 decks122 decks
2%synergy
Unnatural Growth
15%inclusion18 decks122 decks
11%synergy
Exploration
11%inclusion13 decks122 decks
-2%synergy
Beastmaster Ascension
11%inclusion13 decks122 decks
8%synergy
Impostor Syndrome
10%inclusion5 decks50 decks
8%synergy
Sylvan Library
10%inclusion12 decks122 decks
1%synergy
Khalni Heart Expedition
10%inclusion12 decks122 decks
6%synergy
Moonlit Meditation
10%inclusion5 decks52 decks
8%synergy
Up the Beanstalk
9.0%inclusion11 decks122 decks
5%synergy
Wilderness Reclamation
9.0%inclusion11 decks122 decks
-0%synergy
Defense of the Heart
9.0%inclusion11 decks122 decks
7%synergy
Utopia Sprawl
8.2%inclusion10 decks122 decks
2%synergy
Burgeoning
8.2%inclusion10 decks122 decks
1%synergy
Primal Vigor
8.2%inclusion10 decks122 decks
5%synergy
Growing Rites of Itlimoc
8.2%inclusion10 decks122 decks
3%synergy
Cryptolith Rite
7.4%inclusion9 decks122 decks
4%synergy
Extravagant Replication
7.4%inclusion9 decks122 decks
5%synergy
Paradox Haze
7.4%inclusion9 decks122 decks
7%synergy
Propaganda
7.4%inclusion9 decks122 decks
0%synergy
Springleaf Parade
7.1%inclusion3 decks42 decks
4%synergy
Levitation
6.6%inclusion8 decks122 decks
6%synergy
Reflections of Littjara
6.6%inclusion8 decks122 decks
-1%synergy
Omniscience
5.7%inclusion7 decks122 decks
1%synergy
Colossal Majesty
5.7%inclusion7 decks122 decks
4%synergy
Battles
Invasion of Segovia
11%inclusion13 decks122 decks
10%synergy
Planeswalkers
Kiora, the Crashing Wave
20%inclusion24 decks122 decks
17%synergy
Oko, Thief of Crowns
8.2%inclusion10 decks122 decks
2%synergy
Kiora, Master of the Depths
7.4%inclusion9 decks122 decks
5%synergy
Kiora, Behemoth Beckoner
6.6%inclusion8 decks122 decks
1%synergy
Utility Lands
Reliquary Tower
64%inclusion78 decks122 decks
14%synergy
Mosswort Bridge
28%inclusion34 decks122 decks
11%synergy
Temple of the False God
26%inclusion32 decks122 decks
10%synergy
Yavimaya, Cradle of Growth
20%inclusion24 decks122 decks
-1%synergy
Rogue's Passage
20%inclusion24 decks122 decks
-3%synergy
Mystic Sanctuary
17%inclusion21 decks122 decks
5%synergy
Evendo, Waking Haven
17%inclusion9 decks53 decks
12%synergy
Boseiju, Who Endures
16%inclusion19 decks122 decks
-6%synergy
Three Tree City
12%inclusion14 decks120 decks
7%synergy
Dark Depths
11%inclusion13 decks122 decks
4%synergy
Castle Garenbrig
11%inclusion13 decks122 decks
6%synergy
Otawara, Soaring City
11%inclusion13 decks122 decks
-8%synergy
Mistrise Village
10%inclusion6 decks59 decks
-1%synergy
Alchemist's Refuge
10%inclusion12 decks122 decks
-9%synergy
Coral Atoll
10%inclusion12 decks122 decks
8%synergy
Command Beacon
9.0%inclusion11 decks122 decks
5%synergy
Castle Vantress
8.2%inclusion10 decks122 decks
2%synergy
Restless Vinestalk
5.7%inclusion7 decks122 decks
1%synergy
Thespian's Stage
5.7%inclusion7 decks122 decks
-1%synergy
Lumbering Falls
5.7%inclusion7 decks122 decks
-0%synergy
Mana Artifacts
Sol Ring
93%inclusion113 decks122 decks
12%synergy
Arcane Signet
79%inclusion96 decks122 decks
16%synergy
Simic Signet
39%inclusion47 decks122 decks
9%synergy
Thought Vessel
29%inclusion35 decks122 decks
9%synergy
Talisman of Curiosity
22%inclusion27 decks122 decks
1%synergy
Commander's Sphere
11%inclusion14 decks122 decks
4%synergy
Decanter of Endless Water
11%inclusion14 decks122 decks
7%synergy
Thran Dynamo
9.0%inclusion11 decks122 decks
6%synergy
Herd Heirloom
5.2%inclusion3 decks58 decks
2%synergy
Lands
Forest
92%inclusion112 decks122 decks
-4%synergy
Island
91%inclusion111 decks122 decks
-5%synergy
Command Tower
86%inclusion105 decks122 decks
1%synergy
Hinterland Harbor
64%inclusion78 decks122 decks
2%synergy
Simic Growth Chamber
62%inclusion76 decks122 decks
16%synergy
Dreamroot Cascade
51%inclusion62 decks122 decks
5%synergy
Temple of Mystery
44%inclusion54 decks122 decks
7%synergy
Rejuvenating Springs
44%inclusion54 decks122 decks
2%synergy
Breeding Pool
43%inclusion52 decks122 decks
-5%synergy
Flooded Grove
41%inclusion50 decks122 decks
-3%synergy
Yavimaya Coast
35%inclusion43 decks122 decks
-18%synergy
Vineglimmer Snarl
34%inclusion41 decks122 decks
-6%synergy
Thornwood Falls
32%inclusion39 decks122 decks
15%synergy
Barkchannel Pathway
31%inclusion38 decks122 decks
11%synergy
Evolving Wilds
28%inclusion34 decks122 decks
4%synergy
Myriad Landscape
27%inclusion33 decks122 decks
7%synergy
Tangled Islet
26%inclusion32 decks122 decks
10%synergy
Misty Rainforest
24%inclusion29 decks122 decks
-7%synergy
Willowrush Verge
22%inclusion14 decks65 decks
3%synergy
Sodden Verdure
19%inclusion8 decks42 decks
-2%synergy
Terramorphic Expanse
18%inclusion22 decks122 decks
-2%synergy
Exotic Orchard
18%inclusion22 decks122 decks
-7%synergy
Rain-Slicked Copse
17%inclusion7 decks42 decks
7%synergy
Rimewood Falls
16%inclusion19 decks122 decks
8%synergy
Hedge Maze
16%inclusion19 decks122 decks
-4%synergy
Waterlogged Grove
15%inclusion18 decks122 decks
-5%synergy
Overflowing Basin
14%inclusion17 decks122 decks
-8%synergy
Path of Ancestry
14%inclusion17 decks122 decks
-4%synergy
Snow-Covered Forest
13%inclusion16 decks122 decks
7%synergy
Snow-Covered Island
12%inclusion15 decks122 decks
6%synergy
Tropical Island
11%inclusion14 decks122 decks
-3%synergy
Blighted Woodland
10%inclusion12 decks122 decks
3%synergy
Fabled Passage
10%inclusion12 decks122 decks
-7%synergy
Botanical Sanctum
10%inclusion12 decks122 decks
-3%synergy
Woodland Stream
10%inclusion12 decks122 decks
5%synergy
Simic Guildgate
10%inclusion12 decks122 decks
0%synergy
Littjara Mirrorlake
8.2%inclusion10 decks122 decks
5%synergy
Lush Oasis
6.6%inclusion8 decks122 decks
1%synergy
Glasspool Mimic
6.6%inclusion8 decks122 decks
2%synergy
Sea Gate Restoration
5.7%inclusion7 decks122 decks
0%synergy
Sink into Stupor
5.7%inclusion7 decks122 decks
-6%synergy
Bala Ged Recovery
5.7%inclusion7 decks122 decks
-4%synergy
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