Koma, Cosmos Serpent (Commander) - Expensive Core

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #343
56decks
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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Loki, Lord of Misrule
25%inclusion2 decks8 decks
24%synergy
Mister Fantastic, Reed Richards
13%inclusion1 decks8 decks
9%synergy
Shang-Chi, Master of Kung Fu
13%inclusion1 decks8 decks
10%synergy
High Synergy Cards
Parallel Lives
77%inclusion43 decks56 decks
71%synergy
Adrix and Nev, Twincasters
79%inclusion44 decks56 decks
69%synergy
Koma, World-Eater
79%inclusion44 decks56 decks
67%synergy
Spark Double
75%inclusion42 decks56 decks
66%synergy
Junk Winder
70%inclusion39 decks56 decks
64%synergy
Elemental Bond
68%inclusion38 decks56 decks
62%synergy
Serpent of Yawning Depths
68%inclusion38 decks56 decks
62%synergy
Whelming Wave
70%inclusion39 decks56 decks
59%synergy
Aesi, Tyrant of Gyre Strait
75%inclusion42 decks56 decks
57%synergy
Sakashima of a Thousand Faces
61%inclusion34 decks56 decks
56%synergy
Top Cards
Cultivate
84%inclusion47 decks56 decks
38%synergy
Kodama's Reach
73%inclusion41 decks56 decks
39%synergy
Nature's Lore
70%inclusion39 decks56 decks
37%synergy
Heroic Intervention
68%inclusion38 decks56 decks
37%synergy
Three Visits
66%inclusion37 decks56 decks
40%synergy
Doubling Season
64%inclusion36 decks56 decks
53%synergy
Counterspell
63%inclusion35 decks56 decks
14%synergy
Birds of Paradise
59%inclusion33 decks56 decks
31%synergy
Irenicus's Vile Duplication
59%inclusion33 decks56 decks
53%synergy
Rampant Growth
59%inclusion33 decks56 decks
20%synergy
Game Changers
Seedborn Muse
14%inclusion8 decks56 decks
-2%synergy
Consecrated Sphinx
8.9%inclusion5 decks56 decks
0%synergy
Rhystic Study
5.4%inclusion3 decks56 decks
-14%synergy
Fierce Guardianship
5.4%inclusion3 decks56 decks
-11%synergy
Worldly Tutor
5.4%inclusion3 decks56 decks
-8%synergy
Creatures
Spawning Kraken
59%inclusion33 decks56 decks
52%synergy
Arixmethes, Slumbering Isle
55%inclusion31 decks56 decks
42%synergy
Elvish Mystic
50%inclusion28 decks56 decks
27%synergy
Sakashima the Impostor
50%inclusion28 decks56 decks
48%synergy
Llanowar Elves
46%inclusion26 decks56 decks
18%synergy
Tatyova, Benthic Druid
45%inclusion25 decks56 decks
15%synergy
Murkfiend Liege
45%inclusion25 decks56 decks
32%synergy
Craterhoof Behemoth
43%inclusion24 decks56 decks
32%synergy
Sakura-Tribe Elder
43%inclusion24 decks56 decks
25%synergy
Hullbreaker Horror
39%inclusion22 decks56 decks
22%synergy
Roaming Throne
38%inclusion21 decks56 decks
31%synergy
Summon: Leviathan
37%inclusion14 decks38 decks
30%synergy
Garruk's Packleader
36%inclusion20 decks56 decks
34%synergy
Ohran Frostfang
34%inclusion19 decks56 decks
30%synergy
Enduring Vitality
32%inclusion18 decks56 decks
24%synergy
Fanatic of Rhonas
27%inclusion15 decks56 decks
21%synergy
Delighted Halfling
27%inclusion15 decks56 decks
16%synergy
Slinn Voda, the Rising Deep
25%inclusion14 decks56 decks
19%synergy
Fyndhorn Elves
25%inclusion14 decks56 decks
11%synergy
Eternal Witness
23%inclusion13 decks56 decks
5%synergy
Esix, Fractal Bloom
23%inclusion13 decks56 decks
20%synergy
Octomancer
21%inclusion12 decks56 decks
17%synergy
Coiling Oracle
21%inclusion12 decks56 decks
10%synergy
The Unagi of Kyoshi Island
21%inclusion6 decks28 decks
16%synergy
Curiosity Crafter
20%inclusion11 decks56 decks
16%synergy
Nadir Kraken
20%inclusion11 decks56 decks
16%synergy
Enduring Curiosity
20%inclusion11 decks56 decks
17%synergy
Nezahal, Primal Tide
20%inclusion11 decks56 decks
10%synergy
Chameleon, Master of Disguise
18%inclusion6 decks33 decks
16%synergy
Scourge of Fleets
18%inclusion10 decks56 decks
11%synergy
Archetype of Imagination
18%inclusion10 decks56 decks
14%synergy
Scute Swarm
18%inclusion10 decks56 decks
-0%synergy
Uro, Titan of Nature's Wrath
18%inclusion10 decks56 decks
9%synergy
Circle of Dreams Druid
16%inclusion9 decks56 decks
14%synergy
Toski, Bearer of Secrets
16%inclusion9 decks56 decks
13%synergy
Glasspool Mimic
16%inclusion9 decks56 decks
12%synergy
Xolatoyac, the Smiling Flood
14%inclusion8 decks56 decks
8%synergy
Lotus Cobra
14%inclusion8 decks56 decks
2%synergy
Loch Mare
13%inclusion3 decks23 decks
13%synergy
Reclamation Sage
13%inclusion7 decks56 decks
0%synergy
Rampaging Baloths
13%inclusion7 decks56 decks
-3%synergy
Saryth, the Viper's Fang
13%inclusion7 decks56 decks
11%synergy
Auton Soldier
13%inclusion7 decks56 decks
10%synergy
Tireless Provisioner
13%inclusion7 decks56 decks
-1%synergy
Starwinder
11%inclusion4 decks35 decks
6%synergy
Avenger of Zendikar
11%inclusion6 decks56 decks
-5%synergy
Kiora, Sovereign of the Deep
11%inclusion6 decks56 decks
9%synergy
Somberwald Sage
11%inclusion6 decks56 decks
10%synergy
Irma, Part-Time Mutant
10%inclusion2 decks20 decks
8%synergy
Troyan, Gutsy Explorer
8.9%inclusion5 decks56 decks
4%synergy
Instants
Beast Within
57%inclusion32 decks56 decks
9%synergy
Growth Spiral
52%inclusion29 decks56 decks
8%synergy
Double Major
52%inclusion29 decks56 decks
44%synergy
Second Harvest
48%inclusion27 decks56 decks
42%synergy
Return of the Wildspeaker
41%inclusion23 decks56 decks
31%synergy
Negate
41%inclusion23 decks56 decks
16%synergy
Mana Drain
39%inclusion22 decks56 decks
24%synergy
An Offer You Can't Refuse
38%inclusion21 decks56 decks
14%synergy
Pongify
36%inclusion20 decks56 decks
11%synergy
Swan Song
36%inclusion20 decks56 decks
17%synergy
Rapid Hybridization
34%inclusion19 decks56 decks
7%synergy
Arcane Denial
29%inclusion16 decks56 decks
6%synergy
Brainstorm
18%inclusion10 decks56 decks
3%synergy
Nature's Claim
18%inclusion10 decks56 decks
9%synergy
Harrow
16%inclusion9 decks56 decks
5%synergy
Tamiyo's Safekeeping
16%inclusion9 decks56 decks
11%synergy
Krosan Grip
14%inclusion8 decks56 decks
8%synergy
Simic Charm
14%inclusion8 decks56 decks
7%synergy
Force of Negation
13%inclusion7 decks56 decks
5%synergy
Chord of Calling
11%inclusion6 decks56 decks
3%synergy
Reality Shift
11%inclusion6 decks56 decks
-3%synergy
Entish Restoration
11%inclusion6 decks56 decks
2%synergy
Return to Nature
11%inclusion6 decks56 decks
6%synergy
Noxious Revival
11%inclusion6 decks56 decks
6%synergy
Mystic Reflection
8.9%inclusion5 decks56 decks
7%synergy
Planar Genesis
8.9%inclusion5 decks56 decks
-2%synergy
Auroral Procession
7.5%inclusion3 decks40 decks
4%synergy
Archdruid's Charm
7.1%inclusion4 decks56 decks
2%synergy
Aetherize
7.1%inclusion4 decks56 decks
-5%synergy
Perplexing Test
7.1%inclusion4 decks56 decks
2%synergy
Sink into Stupor
7.1%inclusion4 decks56 decks
-5%synergy
Collective Resistance
7.1%inclusion4 decks56 decks
4%synergy
Embrace the Paradox
6.3%inclusion1 decks16 decks
1%synergy
Veil of Summer
5.4%inclusion3 decks56 decks
-0%synergy
Eureka Moment
5.4%inclusion3 decks56 decks
-6%synergy
Snakeskin Veil
5.4%inclusion3 decks56 decks
-1%synergy
Stubborn Denial
5.4%inclusion3 decks56 decks
3%synergy
Tyvar's Stand
5.4%inclusion3 decks56 decks
1%synergy
Sublime Epiphany
5.4%inclusion3 decks56 decks
3%synergy
Force of Vigor
5.4%inclusion3 decks56 decks
1%synergy
Flusterstorm
5.4%inclusion3 decks56 decks
-1%synergy
Tale's End
5.4%inclusion3 decks56 decks
5%synergy
Pact of Negation
5.4%inclusion3 decks56 decks
-1%synergy
Heritage Reclamation
5.0%inclusion2 decks40 decks
3%synergy
Sorceries
Farseek
50%inclusion28 decks56 decks
23%synergy
Skyshroud Claim
43%inclusion24 decks56 decks
34%synergy
Quantum Misalignment
29%inclusion16 decks56 decks
26%synergy
Overwhelming Stampede
25%inclusion14 decks56 decks
12%synergy
Echocasting Symposium
25%inclusion4 decks16 decks
22%synergy
Explore
23%inclusion13 decks56 decks
3%synergy
Finale of Devastation
21%inclusion12 decks56 decks
10%synergy
Rite of Replication
21%inclusion12 decks56 decks
14%synergy
Bala Ged Recovery
18%inclusion10 decks56 decks
8%synergy
Rishkar's Expertise
16%inclusion9 decks56 decks
7%synergy
Triumph of the Hordes
13%inclusion7 decks56 decks
10%synergy
Mind into Matter
13%inclusion2 decks16 decks
4%synergy
Lessons from Life
10%inclusion2 decks20 decks
5%synergy
Sea Gate Restoration
8.9%inclusion5 decks56 decks
4%synergy
Explosive Vegetation
8.9%inclusion5 decks56 decks
3%synergy
Urban Evolution
8.9%inclusion5 decks56 decks
-0%synergy
Open the Way
8.9%inclusion5 decks56 decks
4%synergy
Raise the Palisade
8.9%inclusion5 decks56 decks
3%synergy
Ponder
7.1%inclusion4 decks56 decks
-0%synergy
Curse of the Swine
7.1%inclusion4 decks56 decks
-5%synergy
Broken Bond
7.1%inclusion4 decks56 decks
3%synergy
Bridgeworks Battle
7.1%inclusion4 decks56 decks
2%synergy
Shamanic Revelation
7.1%inclusion4 decks56 decks
2%synergy
Regrowth
7.1%inclusion4 decks56 decks
4%synergy
Windfall
5.4%inclusion3 decks56 decks
1%synergy
Traverse the Outlands
5.4%inclusion3 decks56 decks
2%synergy
Green Sun's Zenith
5.4%inclusion3 decks56 decks
-3%synergy
Preposterous Proportions
5.4%inclusion3 decks56 decks
4%synergy
Last March of the Ents
5.4%inclusion3 decks56 decks
2%synergy
Tempt with Discovery
5.4%inclusion3 decks56 decks
1%synergy
Finale of Revelation
5.4%inclusion3 decks56 decks
-1%synergy
Harmonize
5.4%inclusion3 decks56 decks
0%synergy
Aggressive Biomancy
5.4%inclusion3 decks56 decks
1%synergy
Ezuri's Predation
5.4%inclusion3 decks56 decks
-2%synergy
Migration Path
5.4%inclusion3 decks56 decks
2%synergy
Nature's Rhythm
5.0%inclusion2 decks40 decks
-1%synergy
Utility Artifacts
Helm of the Host
48%inclusion27 decks56 decks
43%synergy
Lightning Greaves
46%inclusion26 decks56 decks
26%synergy
Swiftfoot Boots
45%inclusion25 decks56 decks
20%synergy
The Great Henge
27%inclusion15 decks56 decks
17%synergy
Combine Chrysalis
23%inclusion13 decks56 decks
19%synergy
Eldrazi Monument
20%inclusion11 decks56 decks
19%synergy
Mirror Box
14%inclusion8 decks56 decks
11%synergy
Idol of Oblivion
14%inclusion8 decks56 decks
11%synergy
Bident of Thassa
11%inclusion6 decks56 decks
4%synergy
Sapphire Medallion
11%inclusion6 decks56 decks
7%synergy
Emerald Medallion
8.9%inclusion5 decks56 decks
6%synergy
Crucible of Worlds
7.1%inclusion4 decks56 decks
3%synergy
Coat of Arms
7.1%inclusion4 decks56 decks
6%synergy
Mirror Gallery
5.4%inclusion3 decks56 decks
5%synergy
Banner of Kinship
5.4%inclusion3 decks56 decks
4%synergy
Winged Boots
5.4%inclusion3 decks56 decks
5%synergy
The Earth Crystal
5.3%inclusion2 decks38 decks
-1%synergy
Enchantments
Tribute to the World Tree
48%inclusion27 decks56 decks
43%synergy
Mystic Remora
38%inclusion21 decks56 decks
23%synergy
Kindred Discovery
30%inclusion17 decks56 decks
21%synergy
Primal Vigor
27%inclusion15 decks56 decks
24%synergy
Growing Rites of Itlimoc
25%inclusion14 decks56 decks
20%synergy
Exploration
21%inclusion12 decks56 decks
9%synergy
Garruk's Uprising
20%inclusion11 decks56 decks
2%synergy
Wild Growth
16%inclusion9 decks56 decks
7%synergy
Sylvan Library
16%inclusion9 decks56 decks
8%synergy
Beastmaster Ascension
14%inclusion8 decks56 decks
11%synergy
Cryptolith Rite
13%inclusion7 decks56 decks
9%synergy
Asceticism
13%inclusion7 decks56 decks
9%synergy
Defense of the Heart
13%inclusion7 decks56 decks
10%synergy
Impostor Syndrome
12%inclusion4 decks33 decks
11%synergy
Utopia Sprawl
11%inclusion6 decks56 decks
4%synergy
Imprisoned in the Moon
11%inclusion6 decks56 decks
7%synergy
Unnatural Growth
11%inclusion6 decks56 decks
7%synergy
Paradox Haze
11%inclusion6 decks56 decks
10%synergy
Propaganda
11%inclusion6 decks56 decks
4%synergy
Wilderness Reclamation
8.9%inclusion5 decks56 decks
-0%synergy
Kenrith's Transformation
8.9%inclusion5 decks56 decks
5%synergy
Springleaf Parade
8.7%inclusion2 decks23 decks
6%synergy
Moonlit Meditation
8.6%inclusion3 decks35 decks
7%synergy
Kiora Bests the Sea God
7.1%inclusion4 decks56 decks
6%synergy
Extravagant Replication
5.4%inclusion3 decks56 decks
3%synergy
Walk-In Closet // Forgotten Cellar
5.4%inclusion3 decks56 decks
3%synergy
Burgeoning
5.4%inclusion3 decks56 decks
-2%synergy
Shark Typhoon
5.4%inclusion3 decks56 decks
4%synergy
Planeswalkers
Oko, Thief of Crowns
20%inclusion11 decks56 decks
14%synergy
Kiora, the Crashing Wave
14%inclusion8 decks56 decks
12%synergy
Utility Lands
Reliquary Tower
63%inclusion35 decks56 decks
12%synergy
Yavimaya, Cradle of Growth
34%inclusion19 decks56 decks
13%synergy
Boseiju, Who Endures
34%inclusion19 decks56 decks
12%synergy
Otawara, Soaring City
32%inclusion18 decks56 decks
14%synergy
Evendo, Waking Haven
26%inclusion9 decks35 decks
20%synergy
Three Tree City
21%inclusion12 decks56 decks
17%synergy
Temple of the False God
20%inclusion11 decks56 decks
4%synergy
Mosswort Bridge
18%inclusion10 decks56 decks
1%synergy
Mistrise Village
18%inclusion7 decks40 decks
7%synergy
Castle Garenbrig
16%inclusion9 decks56 decks
12%synergy
Rogue's Passage
16%inclusion9 decks56 decks
-7%synergy
Command Beacon
14%inclusion8 decks56 decks
11%synergy
Mystic Sanctuary
13%inclusion7 decks56 decks
1%synergy
Alchemist's Refuge
8.9%inclusion5 decks56 decks
-10%synergy
Nykthos, Shrine to Nyx
8.9%inclusion5 decks56 decks
6%synergy
Restless Vinestalk
7.1%inclusion4 decks56 decks
3%synergy
Castle Vantress
7.1%inclusion4 decks56 decks
1%synergy
Urza's Saga
5.4%inclusion3 decks56 decks
1%synergy
Thespian's Stage
5.4%inclusion3 decks56 decks
-1%synergy
Balamb Garden, SeeD Academy
5.3%inclusion2 decks38 decks
4%synergy
Mana Artifacts
Sol Ring
91%inclusion51 decks56 decks
11%synergy
Arcane Signet
64%inclusion36 decks56 decks
1%synergy
Thought Vessel
34%inclusion19 decks56 decks
14%synergy
Simic Signet
32%inclusion18 decks56 decks
3%synergy
Talisman of Curiosity
20%inclusion11 decks56 decks
-2%synergy
Decanter of Endless Water
7.1%inclusion4 decks56 decks
3%synergy
Commander's Sphere
5.4%inclusion3 decks56 decks
-1%synergy
Midnight Clock
5.4%inclusion3 decks56 decks
3%synergy
Mind Stone
5.4%inclusion3 decks56 decks
1%synergy
Lands
Island
91%inclusion51 decks56 decks
-5%synergy
Forest
91%inclusion51 decks56 decks
-5%synergy
Command Tower
89%inclusion50 decks56 decks
4%synergy
Breeding Pool
86%inclusion48 decks56 decks
38%synergy
Misty Rainforest
66%inclusion37 decks56 decks
35%synergy
Rejuvenating Springs
66%inclusion37 decks56 decks
24%synergy
Dreamroot Cascade
63%inclusion35 decks56 decks
16%synergy
Hinterland Harbor
61%inclusion34 decks56 decks
-2%synergy
Yavimaya Coast
50%inclusion28 decks56 decks
-3%synergy
Simic Growth Chamber
48%inclusion27 decks56 decks
3%synergy
Vineglimmer Snarl
48%inclusion27 decks56 decks
9%synergy
Flooded Grove
48%inclusion27 decks56 decks
4%synergy
Tropical Island
45%inclusion25 decks56 decks
30%synergy
Hedge Maze
45%inclusion25 decks56 decks
25%synergy
Barkchannel Pathway
41%inclusion23 decks56 decks
22%synergy
Temple of Mystery
32%inclusion18 decks56 decks
-5%synergy
Willowrush Verge
31%inclusion15 decks48 decks
12%synergy
Sodden Verdure
30%inclusion7 decks23 decks
7%synergy
Fabled Passage
29%inclusion16 decks56 decks
11%synergy
Waterlogged Grove
25%inclusion14 decks56 decks
6%synergy
Evolving Wilds
25%inclusion14 decks56 decks
1%synergy
Myriad Landscape
23%inclusion13 decks56 decks
4%synergy
Terramorphic Expanse
18%inclusion10 decks56 decks
-2%synergy
Rimewood Falls
18%inclusion10 decks56 decks
11%synergy
Bala Ged Recovery
18%inclusion10 decks56 decks
8%synergy
Glasspool Mimic
16%inclusion9 decks56 decks
12%synergy
Polluted Delta
16%inclusion9 decks56 decks
6%synergy
Prismatic Vista
14%inclusion8 decks56 decks
7%synergy
Windswept Heath
14%inclusion8 decks56 decks
4%synergy
Overflowing Basin
14%inclusion8 decks56 decks
-8%synergy
Wooded Foothills
14%inclusion8 decks56 decks
5%synergy
Path of Ancestry
14%inclusion8 decks56 decks
-3%synergy
Thornwood Falls
14%inclusion8 decks56 decks
-2%synergy
Flooded Strand
14%inclusion8 decks56 decks
3%synergy
Rain-Slicked Copse
13%inclusion3 decks23 decks
3%synergy
Exotic Orchard
13%inclusion7 decks56 decks
-13%synergy
Tangled Islet
13%inclusion7 decks56 decks
-3%synergy
Verdant Catacombs
13%inclusion7 decks56 decks
4%synergy
Botanical Sanctum
13%inclusion7 decks56 decks
-0%synergy
Turbulent Wilderness
13%inclusion2 decks16 decks
-4%synergy
Blighted Woodland
11%inclusion6 decks56 decks
4%synergy
Snow-Covered Island
11%inclusion6 decks56 decks
5%synergy
Snow-Covered Forest
11%inclusion6 decks56 decks
5%synergy
Scalding Tarn
11%inclusion6 decks56 decks
2%synergy
Littjara Mirrorlake
8.9%inclusion5 decks56 decks
6%synergy
Sea Gate Restoration
8.9%inclusion5 decks56 decks
4%synergy
Meditation Pools
7.4%inclusion2 decks27 decks
6%synergy
Cavern of Souls
7.1%inclusion4 decks56 decks
2%synergy
Bridgeworks Battle
7.1%inclusion4 decks56 decks
2%synergy
Sink into Stupor
7.1%inclusion4 decks56 decks
-5%synergy
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