Koma, Cosmos Serpent (Commander) - Optimized

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #342
424decks
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
8.4%inclusion9 decks107 decks
5%synergy
Multiversal Recruitment
5.0%inclusion5 decks101 decks
4%synergy
Radagast of Rhosgobel
4.1%inclusion2 decks49 decks
2%synergy
Mole Man, Moloid Master
3.8%inclusion4 decks106 decks
2%synergy
Multiversal Incursion
2.8%inclusion3 decks107 decks
2%synergy
High Synergy Cards
Adrix and Nev, Twincasters
83%inclusion352 decks424 decks
74%synergy
Parallel Lives
73%inclusion309 decks424 decks
67%synergy
Elemental Bond
72%inclusion305 decks424 decks
66%synergy
Spark Double
73%inclusion308 decks424 decks
64%synergy
Sakashima of a Thousand Faces
69%inclusion291 decks424 decks
64%synergy
Whelming Wave
69%inclusion291 decks424 decks
58%synergy
Doubling Season
63%inclusion269 decks424 decks
52%synergy
Serpent of Yawning Depths
57%inclusion240 decks424 decks
51%synergy
Sakashima the Impostor
51%inclusion215 decks424 decks
48%synergy
Koma, World-Eater
59%inclusion251 decks422 decks
47%synergy
Top Cards
Counterspell
76%inclusion321 decks424 decks
27%synergy
Cultivate
71%inclusion302 decks424 decks
26%synergy
Kodama's Reach
66%inclusion278 decks424 decks
32%synergy
Heroic Intervention
65%inclusion274 decks424 decks
34%synergy
Nature's Lore
65%inclusion274 decks424 decks
32%synergy
Birds of Paradise
62%inclusion263 decks424 decks
34%synergy
Mana Drain
62%inclusion263 decks424 decks
47%synergy
Three Visits
61%inclusion258 decks424 decks
35%synergy
Rampant Growth
60%inclusion256 decks424 decks
21%synergy
Beast Within
58%inclusion248 decks424 decks
10%synergy
Game Changers
Cyclonic Rift
78%inclusion331 decks424 decks
55%synergy
Rhystic Study
71%inclusion301 decks424 decks
51%synergy
Fierce Guardianship
68%inclusion287 decks424 decks
52%synergy
Worldly Tutor
50%inclusion212 decks424 decks
36%synergy
Seedborn Muse
47%inclusion198 decks424 decks
31%synergy
Mystical Tutor
42%inclusion178 decks424 decks
34%synergy
Force of Will
39%inclusion164 decks424 decks
30%synergy
Consecrated Sphinx
38%inclusion159 decks424 decks
29%synergy
Ancient Tomb
33%inclusion141 decks424 decks
25%synergy
Mana Vault
22%inclusion92 decks424 decks
16%synergy
Creatures
Craterhoof Behemoth
53%inclusion225 decks424 decks
42%synergy
Aesi, Tyrant of Gyre Strait
53%inclusion223 decks424 decks
35%synergy
Llanowar Elves
52%inclusion219 decks424 decks
23%synergy
Junk Winder
50%inclusion211 decks424 decks
44%synergy
Spawning Kraken
48%inclusion204 decks424 decks
41%synergy
Elvish Mystic
43%inclusion181 decks424 decks
20%synergy
Roaming Throne
37%inclusion156 decks424 decks
30%synergy
Ohran Frostfang
36%inclusion151 decks424 decks
32%synergy
Eternal Witness
30%inclusion127 decks424 decks
12%synergy
Arixmethes, Slumbering Isle
30%inclusion127 decks424 decks
17%synergy
Sakura-Tribe Elder
29%inclusion125 decks424 decks
11%synergy
Hullbreaker Horror
29%inclusion122 decks424 decks
12%synergy
Tatyova, Benthic Druid
28%inclusion120 decks424 decks
-1%synergy
Fyndhorn Elves
27%inclusion116 decks424 decks
13%synergy
Enduring Vitality
26%inclusion111 decks424 decks
18%synergy
Murkfiend Liege
25%inclusion105 decks424 decks
12%synergy
Garruk's Packleader
23%inclusion98 decks424 decks
21%synergy
Summon: Leviathan
21%inclusion73 decks353 decks
14%synergy
Archetype of Imagination
21%inclusion87 decks424 decks
16%synergy
Delighted Halfling
20%inclusion86 decks424 decks
9%synergy
Fanatic of Rhonas
20%inclusion83 decks424 decks
14%synergy
Azusa, Lost but Seeking
17%inclusion72 decks424 decks
4%synergy
Esix, Fractal Bloom
15%inclusion65 decks424 decks
12%synergy
Slinn Voda, the Rising Deep
14%inclusion59 decks424 decks
8%synergy
Octomancer
13%inclusion54 decks424 decks
8%synergy
Scute Swarm
13%inclusion54 decks424 decks
-5%synergy
Toski, Bearer of Secrets
13%inclusion53 decks424 decks
9%synergy
Kinnan, Bonder Prodigy
12%inclusion50 decks424 decks
8%synergy
Nezahal, Primal Tide
12%inclusion50 decks424 decks
2%synergy
The Unagi of Kyoshi Island
11%inclusion29 decks260 decks
6%synergy
Coiling Oracle
10%inclusion44 decks424 decks
-1%synergy
Lotus Cobra
10%inclusion44 decks424 decks
-2%synergy
Tireless Provisioner
10%inclusion44 decks424 decks
-3%synergy
Curiosity Crafter
10%inclusion42 decks424 decks
6%synergy
Circle of Dreams Druid
10%inclusion41 decks424 decks
8%synergy
Saryth, the Viper's Fang
10%inclusion41 decks424 decks
8%synergy
Reclamation Sage
9.4%inclusion40 decks424 decks
-3%synergy
Glasspool Mimic
9.4%inclusion40 decks424 decks
5%synergy
Vorinclex, Voice of Hunger
9.2%inclusion39 decks424 decks
6%synergy
Uro, Titan of Nature's Wrath
9.2%inclusion39 decks424 decks
0%synergy
Chameleon, Master of Disguise
9.1%inclusion26 decks287 decks
7%synergy
Xolatoyac, the Smiling Flood
8.5%inclusion36 decks424 decks
2%synergy
Avenger of Zendikar
8.3%inclusion35 decks424 decks
-8%synergy
Enduring Curiosity
7.8%inclusion33 decks424 decks
5%synergy
Faerie Mastermind
7.8%inclusion33 decks424 decks
2%synergy
Starwinder
7.7%inclusion24 decks311 decks
2%synergy
Bloom Tender
7.5%inclusion32 decks424 decks
3%synergy
Scourge of Fleets
7.5%inclusion32 decks424 decks
0%synergy
Hydroelectric Specimen
7.1%inclusion30 decks424 decks
1%synergy
Badgermole Cub
6.9%inclusion18 decks262 decks
2%synergy
Instants
Swan Song
54%inclusion229 decks424 decks
35%synergy
Growth Spiral
46%inclusion196 decks424 decks
2%synergy
Pongify
44%inclusion186 decks424 decks
19%synergy
An Offer You Can't Refuse
41%inclusion174 decks424 decks
17%synergy
Double Major
38%inclusion163 decks424 decks
31%synergy
Arcane Denial
36%inclusion151 decks424 decks
14%synergy
Second Harvest
35%inclusion148 decks424 decks
28%synergy
Negate
34%inclusion143 decks424 decks
9%synergy
Rapid Hybridization
33%inclusion141 decks424 decks
6%synergy
Force of Negation
31%inclusion130 decks424 decks
23%synergy
Return of the Wildspeaker
24%inclusion100 decks424 decks
13%synergy
Pact of Negation
21%inclusion91 decks424 decks
15%synergy
Chord of Calling
17%inclusion74 decks424 decks
10%synergy
Sink into Stupor
17%inclusion70 decks424 decks
4%synergy
Krosan Grip
15%inclusion64 decks424 decks
9%synergy
Reality Shift
15%inclusion62 decks424 decks
1%synergy
Nature's Claim
14%inclusion61 decks424 decks
6%synergy
Voidslime
13%inclusion55 decks424 decks
8%synergy
Brainstorm
13%inclusion54 decks424 decks
-2%synergy
Crop Rotation
12%inclusion52 decks424 decks
0%synergy
Tamiyo's Safekeeping
12%inclusion52 decks424 decks
7%synergy
Force of Vigor
12%inclusion50 decks424 decks
8%synergy
Harrow
12%inclusion50 decks424 decks
0%synergy
Simic Charm
11%inclusion47 decks424 decks
4%synergy
Archdruid's Charm
11%inclusion46 decks424 decks
5%synergy
Mystic Reflection
11%inclusion46 decks424 decks
9%synergy
Planar Genesis
11%inclusion46 decks424 decks
-0%synergy
Noxious Revival
11%inclusion45 decks424 decks
6%synergy
Stubborn Denial
10%inclusion41 decks424 decks
7%synergy
Resculpt
8.7%inclusion37 decks424 decks
4%synergy
Strix Serenade
8.5%inclusion36 decks424 decks
6%synergy
Snakeskin Veil
8.0%inclusion34 decks424 decks
2%synergy
Narset's Reversal
8.0%inclusion34 decks424 decks
6%synergy
Veil of Summer
7.3%inclusion31 decks424 decks
2%synergy
Muddle the Mixture
6.8%inclusion29 decks424 decks
3%synergy
Harmonized Crescendo
6.6%inclusion15 decks227 decks
4%synergy
Return to Nature
6.6%inclusion28 decks424 decks
2%synergy
Disallow
6.6%inclusion28 decks424 decks
5%synergy
Entish Restoration
5.9%inclusion25 decks424 decks
-3%synergy
Plasm Capture
5.7%inclusion24 decks424 decks
3%synergy
Aetherize
5.7%inclusion24 decks424 decks
-7%synergy
Flusterstorm
5.7%inclusion24 decks424 decks
-0%synergy
Collective Resistance
5.7%inclusion24 decks424 decks
2%synergy
Dispel
5.2%inclusion22 decks424 decks
1%synergy
Sorceries
Farseek
53%inclusion224 decks424 decks
26%synergy
Irenicus's Vile Duplication
46%inclusion197 decks424 decks
41%synergy
Skyshroud Claim
42%inclusion179 decks424 decks
33%synergy
Finale of Devastation
30%inclusion128 decks424 decks
19%synergy
Quantum Misalignment
22%inclusion93 decks424 decks
19%synergy
Overwhelming Stampede
20%inclusion85 decks424 decks
8%synergy
Triumph of the Hordes
19%inclusion79 decks424 decks
16%synergy
Explore
16%inclusion69 decks424 decks
-4%synergy
Bala Ged Recovery
16%inclusion67 decks424 decks
6%synergy
Green Sun's Zenith
14%inclusion60 decks424 decks
6%synergy
Rite of Replication
14%inclusion58 decks424 decks
7%synergy
Sea Gate Restoration
13%inclusion53 decks424 decks
7%synergy
Rishkar's Expertise
12%inclusion51 decks424 decks
3%synergy
Migration Path
11%inclusion47 decks424 decks
8%synergy
Distant Melody
9.2%inclusion39 decks424 decks
6%synergy
Shamanic Revelation
8.7%inclusion37 decks424 decks
4%synergy
Ponder
8.5%inclusion36 decks424 decks
1%synergy
Regrowth
7.8%inclusion33 decks424 decks
4%synergy
Explosive Vegetation
7.5%inclusion32 decks424 decks
2%synergy
Shared Roots
6.9%inclusion18 decks259 decks
1%synergy
Raise the Palisade
6.6%inclusion28 decks424 decks
1%synergy
Natural Order
6.4%inclusion27 decks424 decks
5%synergy
Fabricate
5.9%inclusion25 decks424 decks
0%synergy
Bridgeworks Battle
5.9%inclusion25 decks424 decks
1%synergy
Windfall
5.7%inclusion24 decks424 decks
2%synergy
Curse of the Swine
5.7%inclusion24 decks424 decks
-6%synergy
Harmonize
5.7%inclusion24 decks424 decks
1%synergy
Flare of Cultivation
5.4%inclusion23 decks424 decks
4%synergy
Utility Artifacts
Lightning Greaves
49%inclusion206 decks424 decks
29%synergy
Helm of the Host
42%inclusion179 decks424 decks
37%synergy
Swiftfoot Boots
41%inclusion172 decks424 decks
16%synergy
The One Ring
20%inclusion83 decks424 decks
13%synergy
Combine Chrysalis
19%inclusion79 decks424 decks
14%synergy
The Great Henge
16%inclusion69 decks424 decks
7%synergy
Emerald Medallion
14%inclusion61 decks424 decks
11%synergy
Mirror Box
14%inclusion59 decks424 decks
11%synergy
Sapphire Medallion
11%inclusion47 decks424 decks
8%synergy
Eldrazi Monument
9.4%inclusion40 decks424 decks
9%synergy
Coat of Arms
7.3%inclusion31 decks424 decks
6%synergy
Winter Orb
6.4%inclusion27 decks424 decks
6%synergy
Static Orb
5.9%inclusion25 decks424 decks
6%synergy
Banner of Kinship
5.5%inclusion23 decks422 decks
4%synergy
Idol of Oblivion
5.4%inclusion23 decks424 decks
2%synergy
Enchantments
Tribute to the World Tree
50%inclusion214 decks424 decks
45%synergy
Mystic Remora
45%inclusion191 decks424 decks
31%synergy
Kindred Discovery
39%inclusion165 decks424 decks
30%synergy
Sylvan Library
30%inclusion128 decks424 decks
22%synergy
Exploration
23%inclusion96 decks424 decks
10%synergy
Cryptolith Rite
21%inclusion91 decks424 decks
18%synergy
Growing Rites of Itlimoc
21%inclusion89 decks424 decks
16%synergy
Primal Vigor
17%inclusion71 decks424 decks
14%synergy
Wild Growth
16%inclusion66 decks424 decks
7%synergy
Utopia Sprawl
15%inclusion62 decks424 decks
8%synergy
Garruk's Uprising
15%inclusion62 decks424 decks
-3%synergy
Defense of the Heart
14%inclusion61 decks424 decks
12%synergy
Burgeoning
11%inclusion48 decks424 decks
4%synergy
Propaganda
11%inclusion48 decks424 decks
4%synergy
Unnatural Growth
10%inclusion43 decks424 decks
7%synergy
Paradox Haze
10%inclusion41 decks424 decks
9%synergy
Carpet of Flowers
9.2%inclusion39 decks424 decks
7%synergy
Beastmaster Ascension
9.0%inclusion38 decks424 decks
6%synergy
Springleaf Parade
8.4%inclusion19 decks227 decks
6%synergy
Wilderness Reclamation
8.3%inclusion35 decks424 decks
-1%synergy
Omniscience
7.1%inclusion30 decks424 decks
2%synergy
Extravagant Replication
6.6%inclusion28 decks424 decks
4%synergy
Imprisoned in the Moon
6.4%inclusion27 decks424 decks
2%synergy
Impostor Syndrome
6.3%inclusion18 decks288 decks
5%synergy
Asceticism
6.1%inclusion26 decks424 decks
3%synergy
Kenrith's Transformation
6.1%inclusion26 decks424 decks
3%synergy
Opposition
6.1%inclusion26 decks424 decks
6%synergy
Dismiss into Dream
5.4%inclusion23 decks424 decks
5%synergy
Planeswalkers
Oko, Thief of Crowns
33%inclusion140 decks424 decks
27%synergy
Utility Lands
Reliquary Tower
64%inclusion273 decks424 decks
14%synergy
Boseiju, Who Endures
46%inclusion197 decks424 decks
24%synergy
Otawara, Soaring City
38%inclusion162 decks424 decks
20%synergy
Yavimaya, Cradle of Growth
35%inclusion150 decks424 decks
15%synergy
Command Beacon
27%inclusion114 decks424 decks
23%synergy
Three Tree City
25%inclusion104 decks424 decks
20%synergy
Gaea's Cradle
22%inclusion92 decks424 decks
15%synergy
Mistrise Village
18%inclusion70 decks388 decks
7%synergy
Mystic Sanctuary
16%inclusion67 decks424 decks
4%synergy
Alchemist's Refuge
16%inclusion67 decks424 decks
-3%synergy
Evendo, Waking Haven
16%inclusion49 decks313 decks
10%synergy
Castle Garenbrig
15%inclusion65 decks424 decks
11%synergy
Temple of the False God
14%inclusion59 decks424 decks
-2%synergy
Mosswort Bridge
13%inclusion53 decks424 decks
-4%synergy
Rogue's Passage
12%inclusion50 decks424 decks
-12%synergy
Urza's Saga
7.1%inclusion30 decks424 decks
2%synergy
Minamo, School at Water's Edge
6.6%inclusion28 decks424 decks
1%synergy
Shifting Woodland
5.9%inclusion25 decks424 decks
0%synergy
Field of the Dead
5.7%inclusion24 decks424 decks
1%synergy
Mana Artifacts
Sol Ring
95%inclusion402 decks424 decks
15%synergy
Arcane Signet
82%inclusion347 decks424 decks
19%synergy
Thought Vessel
42%inclusion180 decks424 decks
23%synergy
Talisman of Curiosity
35%inclusion147 decks424 decks
13%synergy
Simic Signet
34%inclusion143 decks424 decks
5%synergy
Chrome Mox
14%inclusion58 decks424 decks
8%synergy
Fellwar Stone
12%inclusion51 decks424 decks
3%synergy
Lotus Petal
9.0%inclusion38 decks424 decks
3%synergy
Mox Diamond
6.8%inclusion29 decks424 decks
2%synergy
Thran Dynamo
5.9%inclusion25 decks424 decks
3%synergy
Commander's Sphere
5.4%inclusion23 decks424 decks
-1%synergy
Basalt Monolith
5.2%inclusion22 decks424 decks
-2%synergy
Lands
Forest
94%inclusion398 decks424 decks
-2%synergy
Island
94%inclusion397 decks424 decks
-2%synergy
Command Tower
93%inclusion395 decks424 decks
8%synergy
Breeding Pool
78%inclusion329 decks424 decks
30%synergy
Hinterland Harbor
70%inclusion297 decks424 decks
8%synergy
Rejuvenating Springs
70%inclusion296 decks424 decks
27%synergy
Misty Rainforest
61%inclusion258 decks424 decks
30%synergy
Yavimaya Coast
58%inclusion247 decks424 decks
6%synergy
Dreamroot Cascade
58%inclusion244 decks424 decks
11%synergy
Barkchannel Pathway
47%inclusion200 decks424 decks
28%synergy
Flooded Grove
44%inclusion185 decks424 decks
-0%synergy
Simic Growth Chamber
41%inclusion174 decks424 decks
-4%synergy
Waterlogged Grove
30%inclusion128 decks424 decks
11%synergy
Vineglimmer Snarl
29%inclusion121 decks424 decks
-11%synergy
Hedge Maze
29%inclusion121 decks424 decks
9%synergy
Tropical Island
28%inclusion119 decks424 decks
13%synergy
Fabled Passage
26%inclusion110 decks424 decks
8%synergy
Temple of Mystery
26%inclusion110 decks424 decks
-11%synergy
Willowrush Verge
26%inclusion108 decks421 decks
7%synergy
Exotic Orchard
22%inclusion95 decks424 decks
-3%synergy
Prismatic Vista
21%inclusion87 decks424 decks
14%synergy
Myriad Landscape
17%inclusion72 decks424 decks
-3%synergy
Flooded Strand
17%inclusion71 decks424 decks
6%synergy
Sink into Stupor
17%inclusion70 decks424 decks
4%synergy
Botanical Sanctum
16%inclusion68 decks424 decks
3%synergy
Bala Ged Recovery
16%inclusion67 decks424 decks
6%synergy
Windswept Heath
15%inclusion65 decks424 decks
5%synergy
Verdant Catacombs
14%inclusion60 decks424 decks
5%synergy
Polluted Delta
14%inclusion60 decks424 decks
4%synergy
Scalding Tarn
14%inclusion59 decks424 decks
5%synergy
Sodden Verdure
14%inclusion31 decks227 decks
-9%synergy
Wooded Foothills
13%inclusion56 decks424 decks
4%synergy
Rimewood Falls
13%inclusion56 decks424 decks
6%synergy
Evolving Wilds
13%inclusion56 decks424 decks
-11%synergy
Sea Gate Restoration
13%inclusion53 decks424 decks
7%synergy
Thornwood Falls
12%inclusion52 decks424 decks
-4%synergy
Overflowing Basin
12%inclusion50 decks424 decks
-10%synergy
Turbulent Wilderness
11%inclusion17 decks156 decks
-6%synergy
Snow-Covered Island
11%inclusion45 decks424 decks
5%synergy
Snow-Covered Forest
11%inclusion45 decks424 decks
5%synergy
Terramorphic Expanse
10%inclusion43 decks424 decks
-10%synergy
Tangled Islet
10%inclusion43 decks424 decks
-5%synergy
Mana Confluence
10%inclusion41 decks424 decks
4%synergy
Glasspool Mimic
9.4%inclusion40 decks424 decks
5%synergy
Reflecting Pool
9.2%inclusion39 decks424 decks
6%synergy
City of Brass
8.7%inclusion37 decks424 decks
3%synergy
Path of Ancestry
7.8%inclusion33 decks424 decks
-10%synergy
Hydroelectric Specimen
7.1%inclusion30 decks424 decks
1%synergy
Gemstone Caverns
6.8%inclusion29 decks424 decks
1%synergy
Blighted Woodland
6.1%inclusion26 decks424 decks
-0%synergy
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