Koma, Cosmos Serpent (Commander) - Optimized

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #335
388decks
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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Echocasting Symposium
4.3%inclusion4 decks94 decks
1%synergy
Studious First-Year
4.0%inclusion4 decks99 decks
-1%synergy
Quandrix Charm
4.0%inclusion4 decks99 decks
-5%synergy
Shang-Chi, Master of Kung Fu
3.6%inclusion1 decks28 decks
3%synergy
Planar Engineering
3.2%inclusion3 decks94 decks
-1%synergy
High Synergy Cards
Adrix and Nev, Twincasters
81%inclusion316 decks388 decks
73%synergy
Parallel Lives
73%inclusion284 decks388 decks
67%synergy
Elemental Bond
72%inclusion279 decks388 decks
66%synergy
Spark Double
73%inclusion283 decks388 decks
64%synergy
Sakashima of a Thousand Faces
68%inclusion264 decks388 decks
63%synergy
Whelming Wave
69%inclusion269 decks388 decks
59%synergy
Doubling Season
63%inclusion245 decks388 decks
53%synergy
Serpent of Yawning Depths
57%inclusion223 decks388 decks
51%synergy
Sakashima the Impostor
51%inclusion199 decks388 decks
49%synergy
Mana Drain
63%inclusion245 decks388 decks
48%synergy
Top Cards
Counterspell
74%inclusion287 decks388 decks
25%synergy
Cultivate
71%inclusion276 decks388 decks
25%synergy
Kodama's Reach
64%inclusion250 decks388 decks
30%synergy
Heroic Intervention
64%inclusion248 decks388 decks
34%synergy
Birds of Paradise
63%inclusion245 decks388 decks
36%synergy
Nature's Lore
62%inclusion242 decks388 decks
30%synergy
Koma, World-Eater
60%inclusion232 decks385 decks
48%synergy
Beast Within
59%inclusion230 decks388 decks
11%synergy
Rampant Growth
59%inclusion230 decks388 decks
20%synergy
Three Visits
59%inclusion227 decks388 decks
33%synergy
Game Changers
Cyclonic Rift
79%inclusion305 decks388 decks
55%synergy
Rhystic Study
72%inclusion280 decks388 decks
52%synergy
Fierce Guardianship
68%inclusion265 decks388 decks
52%synergy
Worldly Tutor
48%inclusion188 decks388 decks
35%synergy
Seedborn Muse
46%inclusion177 decks388 decks
30%synergy
Mystical Tutor
41%inclusion161 decks388 decks
33%synergy
Force of Will
39%inclusion150 decks388 decks
30%synergy
Consecrated Sphinx
36%inclusion139 decks388 decks
27%synergy
Ancient Tomb
33%inclusion128 decks388 decks
24%synergy
Gaea's Cradle
22%inclusion84 decks388 decks
15%synergy
Creatures
Aesi, Tyrant of Gyre Strait
53%inclusion204 decks388 decks
35%synergy
Craterhoof Behemoth
52%inclusion201 decks388 decks
42%synergy
Llanowar Elves
52%inclusion201 decks388 decks
24%synergy
Junk Winder
49%inclusion192 decks388 decks
43%synergy
Spawning Kraken
48%inclusion187 decks388 decks
41%synergy
Elvish Mystic
44%inclusion170 decks388 decks
21%synergy
Roaming Throne
36%inclusion141 decks388 decks
29%synergy
Ohran Frostfang
36%inclusion140 decks388 decks
33%synergy
Arixmethes, Slumbering Isle
31%inclusion119 decks388 decks
18%synergy
Eternal Witness
30%inclusion117 decks388 decks
11%synergy
Sakura-Tribe Elder
30%inclusion116 decks388 decks
11%synergy
Tatyova, Benthic Druid
29%inclusion112 decks388 decks
-1%synergy
Fyndhorn Elves
29%inclusion111 decks388 decks
15%synergy
Enduring Vitality
27%inclusion104 decks388 decks
19%synergy
Hullbreaker Horror
27%inclusion104 decks388 decks
9%synergy
Murkfiend Liege
24%inclusion95 decks388 decks
11%synergy
Garruk's Packleader
23%inclusion91 decks388 decks
21%synergy
Summon: Leviathan
21%inclusion66 decks315 decks
14%synergy
Fanatic of Rhonas
21%inclusion80 decks388 decks
15%synergy
Delighted Halfling
21%inclusion80 decks388 decks
10%synergy
Archetype of Imagination
19%inclusion75 decks388 decks
15%synergy
Azusa, Lost but Seeking
18%inclusion70 decks388 decks
5%synergy
Esix, Fractal Bloom
15%inclusion59 decks388 decks
11%synergy
Slinn Voda, the Rising Deep
15%inclusion57 decks388 decks
9%synergy
Nezahal, Primal Tide
13%inclusion52 decks388 decks
3%synergy
Toski, Bearer of Secrets
13%inclusion51 decks388 decks
10%synergy
Octomancer
13%inclusion50 decks388 decks
8%synergy
Scute Swarm
12%inclusion48 decks388 decks
-6%synergy
Kinnan, Bonder Prodigy
12%inclusion45 decks388 decks
8%synergy
Curiosity Crafter
11%inclusion44 decks388 decks
8%synergy
The Unagi of Kyoshi Island
11%inclusion23 decks216 decks
6%synergy
Coiling Oracle
11%inclusion41 decks388 decks
-2%synergy
Saryth, the Viper's Fang
10%inclusion38 decks388 decks
8%synergy
Lotus Cobra
10%inclusion37 decks388 decks
-3%synergy
Tireless Provisioner
10%inclusion37 decks388 decks
-4%synergy
Glasspool Mimic
10%inclusion37 decks388 decks
5%synergy
Reclamation Sage
9.3%inclusion36 decks388 decks
-3%synergy
Circle of Dreams Druid
9.3%inclusion36 decks388 decks
7%synergy
Vorinclex, Voice of Hunger
9.0%inclusion35 decks388 decks
6%synergy
Chameleon, Master of Disguise
8.9%inclusion22 decks247 decks
7%synergy
Uro, Titan of Nature's Wrath
8.8%inclusion34 decks388 decks
-1%synergy
Xolatoyac, the Smiling Flood
8.5%inclusion33 decks388 decks
2%synergy
Starwinder
8.5%inclusion23 decks272 decks
2%synergy
Enduring Curiosity
8.0%inclusion31 decks388 decks
5%synergy
Hydroelectric Specimen
7.7%inclusion30 decks388 decks
2%synergy
Scourge of Fleets
7.7%inclusion30 decks388 decks
0%synergy
Faerie Mastermind
7.7%inclusion30 decks388 decks
2%synergy
Avenger of Zendikar
7.2%inclusion28 decks388 decks
-9%synergy
Selvala, Heart of the Wilds
7.0%inclusion27 decks388 decks
3%synergy
Badgermole Cub
6.9%inclusion15 decks218 decks
2%synergy
Instants
Swan Song
53%inclusion206 decks388 decks
35%synergy
Growth Spiral
45%inclusion174 decks388 decks
0%synergy
Pongify
44%inclusion169 decks388 decks
19%synergy
An Offer You Can't Refuse
41%inclusion161 decks388 decks
18%synergy
Double Major
39%inclusion151 decks388 decks
31%synergy
Arcane Denial
35%inclusion136 decks388 decks
13%synergy
Second Harvest
34%inclusion133 decks388 decks
28%synergy
Rapid Hybridization
33%inclusion129 decks388 decks
6%synergy
Negate
33%inclusion129 decks388 decks
8%synergy
Force of Negation
31%inclusion121 decks388 decks
24%synergy
Return of the Wildspeaker
23%inclusion90 decks388 decks
13%synergy
Pact of Negation
21%inclusion83 decks388 decks
15%synergy
Sink into Stupor
18%inclusion70 decks388 decks
6%synergy
Chord of Calling
17%inclusion67 decks388 decks
10%synergy
Krosan Grip
16%inclusion61 decks388 decks
9%synergy
Reality Shift
15%inclusion59 decks388 decks
1%synergy
Nature's Claim
14%inclusion56 decks388 decks
6%synergy
Brainstorm
13%inclusion52 decks388 decks
-1%synergy
Voidslime
13%inclusion52 decks388 decks
9%synergy
Tamiyo's Safekeeping
13%inclusion50 decks388 decks
8%synergy
Planar Genesis
12%inclusion46 decks388 decks
1%synergy
Crop Rotation
12%inclusion45 decks388 decks
-0%synergy
Force of Vigor
12%inclusion45 decks388 decks
7%synergy
Simic Charm
11%inclusion44 decks388 decks
4%synergy
Archdruid's Charm
11%inclusion43 decks388 decks
5%synergy
Mystic Reflection
11%inclusion43 decks388 decks
9%synergy
Harrow
11%inclusion43 decks388 decks
-0%synergy
Noxious Revival
11%inclusion42 decks388 decks
6%synergy
Stubborn Denial
10%inclusion39 decks388 decks
7%synergy
Resculpt
9.3%inclusion36 decks388 decks
4%synergy
Strix Serenade
8.8%inclusion34 decks388 decks
6%synergy
Snakeskin Veil
8.0%inclusion31 decks388 decks
2%synergy
Veil of Summer
7.5%inclusion29 decks388 decks
2%synergy
Muddle the Mixture
7.5%inclusion29 decks388 decks
4%synergy
Narset's Reversal
7.5%inclusion29 decks388 decks
6%synergy
Return to Nature
7.2%inclusion28 decks388 decks
2%synergy
Harmonized Crescendo
7.2%inclusion13 decks181 decks
5%synergy
Disallow
7.0%inclusion27 decks388 decks
5%synergy
Entish Restoration
6.2%inclusion24 decks388 decks
-3%synergy
Dispel
5.9%inclusion23 decks388 decks
2%synergy
Aetherize
5.9%inclusion23 decks388 decks
-6%synergy
Flusterstorm
5.9%inclusion23 decks388 decks
-0%synergy
Eureka Moment
5.7%inclusion22 decks388 decks
-6%synergy
Collective Resistance
5.7%inclusion22 decks388 decks
2%synergy
Legolas's Quick Reflexes
5.4%inclusion21 decks388 decks
4%synergy
Plasm Capture
5.4%inclusion21 decks388 decks
2%synergy
Sorceries
Farseek
52%inclusion200 decks388 decks
25%synergy
Irenicus's Vile Duplication
47%inclusion183 decks388 decks
41%synergy
Skyshroud Claim
42%inclusion162 decks388 decks
32%synergy
Finale of Devastation
29%inclusion111 decks388 decks
18%synergy
Quantum Misalignment
22%inclusion86 decks388 decks
19%synergy
Overwhelming Stampede
20%inclusion76 decks388 decks
7%synergy
Triumph of the Hordes
17%inclusion67 decks388 decks
14%synergy
Explore
16%inclusion64 decks388 decks
-4%synergy
Bala Ged Recovery
16%inclusion61 decks388 decks
6%synergy
Green Sun's Zenith
14%inclusion54 decks388 decks
6%synergy
Sea Gate Restoration
13%inclusion51 decks388 decks
8%synergy
Rite of Replication
13%inclusion51 decks388 decks
6%synergy
Rishkar's Expertise
11%inclusion42 decks388 decks
2%synergy
Migration Path
11%inclusion41 decks388 decks
7%synergy
Distant Melody
10%inclusion37 decks388 decks
6%synergy
Ponder
8.8%inclusion34 decks388 decks
2%synergy
Shamanic Revelation
8.2%inclusion32 decks388 decks
3%synergy
Explosive Vegetation
7.7%inclusion30 decks388 decks
2%synergy
Regrowth
7.7%inclusion30 decks388 decks
4%synergy
Raise the Palisade
6.7%inclusion26 decks388 decks
1%synergy
Shared Roots
6.5%inclusion14 decks215 decks
1%synergy
Bridgeworks Battle
6.4%inclusion25 decks388 decks
2%synergy
Windfall
6.2%inclusion24 decks388 decks
2%synergy
Natural Order
6.2%inclusion24 decks388 decks
5%synergy
Flare of Cultivation
5.9%inclusion23 decks388 decks
4%synergy
Harmonize
5.7%inclusion22 decks388 decks
0%synergy
Fabricate
5.4%inclusion21 decks388 decks
-0%synergy
Curse of the Swine
5.4%inclusion21 decks388 decks
-6%synergy
Doppelgang
5.4%inclusion21 decks388 decks
-2%synergy
Urban Evolution
5.4%inclusion21 decks388 decks
-4%synergy
Utility Artifacts
Lightning Greaves
49%inclusion189 decks388 decks
29%synergy
Helm of the Host
41%inclusion159 decks388 decks
36%synergy
Swiftfoot Boots
40%inclusion154 decks388 decks
15%synergy
The One Ring
21%inclusion82 decks388 decks
15%synergy
Combine Chrysalis
18%inclusion71 decks388 decks
14%synergy
The Great Henge
16%inclusion62 decks388 decks
7%synergy
Emerald Medallion
14%inclusion54 decks388 decks
11%synergy
Mirror Box
13%inclusion51 decks388 decks
10%synergy
Sapphire Medallion
12%inclusion45 decks388 decks
8%synergy
Eldrazi Monument
10%inclusion37 decks388 decks
9%synergy
Coat of Arms
7.5%inclusion29 decks388 decks
6%synergy
Winter Orb
6.4%inclusion25 decks388 decks
6%synergy
Static Orb
5.9%inclusion23 decks388 decks
6%synergy
Banner of Kinship
5.7%inclusion22 decks385 decks
4%synergy
Idol of Oblivion
5.7%inclusion22 decks388 decks
2%synergy
Skullclamp
5.7%inclusion22 decks388 decks
5%synergy
Enchantments
Tribute to the World Tree
50%inclusion194 decks388 decks
44%synergy
Mystic Remora
45%inclusion174 decks388 decks
31%synergy
Kindred Discovery
38%inclusion146 decks388 decks
29%synergy
Sylvan Library
31%inclusion120 decks388 decks
22%synergy
Exploration
22%inclusion87 decks388 decks
10%synergy
Cryptolith Rite
21%inclusion80 decks388 decks
17%synergy
Growing Rites of Itlimoc
21%inclusion80 decks388 decks
15%synergy
Wild Growth
16%inclusion64 decks388 decks
8%synergy
Primal Vigor
16%inclusion62 decks388 decks
13%synergy
Utopia Sprawl
15%inclusion59 decks388 decks
9%synergy
Garruk's Uprising
14%inclusion53 decks388 decks
-4%synergy
Defense of the Heart
13%inclusion49 decks388 decks
10%synergy
Propaganda
12%inclusion45 decks388 decks
5%synergy
Burgeoning
11%inclusion41 decks388 decks
4%synergy
Unnatural Growth
10%inclusion39 decks388 decks
7%synergy
Carpet of Flowers
10%inclusion38 decks388 decks
7%synergy
Paradox Haze
10%inclusion37 decks388 decks
9%synergy
Beastmaster Ascension
9.3%inclusion36 decks388 decks
6%synergy
Springleaf Parade
8.8%inclusion16 decks181 decks
6%synergy
Wilderness Reclamation
8.0%inclusion31 decks388 decks
-1%synergy
Omniscience
7.5%inclusion29 decks388 decks
3%synergy
Imprisoned in the Moon
6.7%inclusion26 decks388 decks
3%synergy
Asceticism
6.7%inclusion26 decks388 decks
4%synergy
Extravagant Replication
6.4%inclusion25 decks388 decks
4%synergy
Kenrith's Transformation
6.4%inclusion25 decks388 decks
3%synergy
Dismiss into Dream
6.2%inclusion24 decks388 decks
6%synergy
Impostor Syndrome
6.0%inclusion15 decks248 decks
5%synergy
Opposition
5.7%inclusion22 decks388 decks
5%synergy
Planeswalkers
Oko, Thief of Crowns
34%inclusion132 decks388 decks
28%synergy
Utility Lands
Reliquary Tower
64%inclusion247 decks388 decks
14%synergy
Boseiju, Who Endures
47%inclusion181 decks388 decks
25%synergy
Otawara, Soaring City
38%inclusion146 decks388 decks
19%synergy
Yavimaya, Cradle of Growth
35%inclusion135 decks388 decks
14%synergy
Command Beacon
25%inclusion98 decks388 decks
22%synergy
Three Tree City
23%inclusion91 decks388 decks
19%synergy
Mistrise Village
17%inclusion60 decks350 decks
6%synergy
Mystic Sanctuary
16%inclusion64 decks388 decks
4%synergy
Evendo, Waking Haven
16%inclusion44 decks274 decks
11%synergy
Alchemist's Refuge
15%inclusion60 decks388 decks
-3%synergy
Castle Garenbrig
15%inclusion59 decks388 decks
11%synergy
Temple of the False God
14%inclusion56 decks388 decks
-2%synergy
Mosswort Bridge
12%inclusion48 decks388 decks
-5%synergy
Rogue's Passage
12%inclusion47 decks388 decks
-11%synergy
Urza's Saga
7.2%inclusion28 decks388 decks
2%synergy
Shifting Woodland
6.7%inclusion26 decks388 decks
1%synergy
Minamo, School at Water's Edge
6.4%inclusion25 decks388 decks
1%synergy
Field of the Dead
5.9%inclusion23 decks388 decks
1%synergy
Mana Artifacts
Sol Ring
95%inclusion369 decks388 decks
15%synergy
Arcane Signet
81%inclusion316 decks388 decks
18%synergy
Thought Vessel
41%inclusion159 decks388 decks
21%synergy
Talisman of Curiosity
35%inclusion135 decks388 decks
13%synergy
Simic Signet
34%inclusion131 decks388 decks
4%synergy
Mana Vault
21%inclusion83 decks388 decks
15%synergy
Chrome Mox
14%inclusion54 decks388 decks
8%synergy
Fellwar Stone
12%inclusion45 decks388 decks
2%synergy
Lotus Petal
8.8%inclusion34 decks388 decks
2%synergy
Mox Diamond
7.5%inclusion29 decks388 decks
3%synergy
Thran Dynamo
7.2%inclusion28 decks388 decks
4%synergy
Commander's Sphere
5.7%inclusion22 decks388 decks
-1%synergy
Basalt Monolith
5.2%inclusion20 decks388 decks
-2%synergy
Lands
Forest
93%inclusion362 decks388 decks
-2%synergy
Island
93%inclusion361 decks388 decks
-3%synergy
Command Tower
93%inclusion359 decks388 decks
7%synergy
Breeding Pool
76%inclusion296 decks388 decks
29%synergy
Rejuvenating Springs
69%inclusion268 decks388 decks
27%synergy
Hinterland Harbor
69%inclusion266 decks388 decks
7%synergy
Yavimaya Coast
60%inclusion233 decks388 decks
7%synergy
Misty Rainforest
60%inclusion232 decks388 decks
29%synergy
Dreamroot Cascade
56%inclusion219 decks388 decks
11%synergy
Barkchannel Pathway
47%inclusion181 decks388 decks
27%synergy
Flooded Grove
43%inclusion168 decks388 decks
-0%synergy
Simic Growth Chamber
40%inclusion157 decks388 decks
-6%synergy
Waterlogged Grove
30%inclusion118 decks388 decks
11%synergy
Vineglimmer Snarl
29%inclusion114 decks388 decks
-10%synergy
Hedge Maze
28%inclusion108 decks388 decks
8%synergy
Tropical Island
28%inclusion107 decks388 decks
13%synergy
Temple of Mystery
26%inclusion102 decks388 decks
-11%synergy
Willowrush Verge
25%inclusion97 decks384 decks
7%synergy
Fabled Passage
25%inclusion96 decks388 decks
8%synergy
Exotic Orchard
22%inclusion86 decks388 decks
-3%synergy
Prismatic Vista
21%inclusion81 decks388 decks
14%synergy
Sink into Stupor
18%inclusion70 decks388 decks
6%synergy
Flooded Strand
17%inclusion67 decks388 decks
7%synergy
Myriad Landscape
17%inclusion66 decks388 decks
-3%synergy
Bala Ged Recovery
16%inclusion61 decks388 decks
6%synergy
Windswept Heath
15%inclusion59 decks388 decks
5%synergy
Botanical Sanctum
15%inclusion59 decks388 decks
2%synergy
Scalding Tarn
15%inclusion58 decks388 decks
6%synergy
Verdant Catacombs
15%inclusion57 decks388 decks
6%synergy
Rimewood Falls
14%inclusion56 decks388 decks
7%synergy
Polluted Delta
14%inclusion56 decks388 decks
4%synergy
Evolving Wilds
14%inclusion54 decks388 decks
-10%synergy
Wooded Foothills
13%inclusion52 decks388 decks
4%synergy
Sea Gate Restoration
13%inclusion51 decks388 decks
8%synergy
Thornwood Falls
13%inclusion49 decks388 decks
-4%synergy
Sodden Verdure
12%inclusion22 decks181 decks
-9%synergy
Snow-Covered Island
11%inclusion44 decks388 decks
5%synergy
Snow-Covered Forest
11%inclusion44 decks388 decks
6%synergy
Turbulent Wilderness
11%inclusion11 decks98 decks
-6%synergy
Tangled Islet
11%inclusion41 decks388 decks
-5%synergy
Overflowing Basin
11%inclusion41 decks388 decks
-11%synergy
Mana Confluence
10%inclusion40 decks388 decks
5%synergy
Terramorphic Expanse
10%inclusion39 decks388 decks
-10%synergy
Glasspool Mimic
10%inclusion37 decks388 decks
5%synergy
City of Brass
9.3%inclusion36 decks388 decks
4%synergy
Reflecting Pool
8.5%inclusion33 decks388 decks
5%synergy
Path of Ancestry
8.2%inclusion32 decks388 decks
-9%synergy
Hydroelectric Specimen
7.7%inclusion30 decks388 decks
2%synergy
Gemstone Caverns
7.2%inclusion28 decks388 decks
2%synergy
Blighted Woodland
6.4%inclusion25 decks388 decks
-0%synergy
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