Koma, Cosmos Serpent (Commander) - Optimized

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #325
352decks
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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Mana Artifacts
Lands
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Quandrix Charm
5.9%inclusion2 decks34 decks
-1%synergy
Lessons from Life
4.5%inclusion4 decks88 decks
-1%synergy
Embrace the Paradox
4.2%inclusion1 decks24 decks
0%synergy
Potioner's Trove
4.2%inclusion1 decks24 decks
4%synergy
Topiary Lecturer
4.2%inclusion1 decks24 decks
2%synergy
High Synergy Cards
Adrix and Nev, Twincasters
82%inclusion287 decks352 decks
73%synergy
Parallel Lives
73%inclusion258 decks352 decks
67%synergy
Elemental Bond
72%inclusion254 decks352 decks
66%synergy
Spark Double
73%inclusion257 decks352 decks
64%synergy
Sakashima of a Thousand Faces
68%inclusion240 decks352 decks
63%synergy
Whelming Wave
69%inclusion243 decks352 decks
58%synergy
Doubling Season
63%inclusion223 decks352 decks
53%synergy
Serpent of Yawning Depths
57%inclusion200 decks352 decks
50%synergy
Sakashima the Impostor
52%inclusion184 decks352 decks
50%synergy
Mana Drain
63%inclusion221 decks352 decks
47%synergy
Top Cards
Counterspell
74%inclusion261 decks352 decks
25%synergy
Cultivate
72%inclusion254 decks352 decks
25%synergy
Kodama's Reach
65%inclusion228 decks352 decks
29%synergy
Heroic Intervention
64%inclusion226 decks352 decks
34%synergy
Birds of Paradise
63%inclusion221 decks352 decks
36%synergy
Nature's Lore
61%inclusion216 decks352 decks
30%synergy
Rampant Growth
60%inclusion211 decks352 decks
20%synergy
Beast Within
60%inclusion210 decks352 decks
11%synergy
Koma, World-Eater
59%inclusion205 decks348 decks
46%synergy
Three Visits
58%inclusion203 decks352 decks
34%synergy
Game Changers
Cyclonic Rift
79%inclusion279 decks352 decks
55%synergy
Rhystic Study
73%inclusion256 decks352 decks
53%synergy
Fierce Guardianship
68%inclusion240 decks352 decks
52%synergy
Worldly Tutor
48%inclusion169 decks352 decks
34%synergy
Seedborn Muse
45%inclusion160 decks352 decks
30%synergy
Mystical Tutor
41%inclusion145 decks352 decks
33%synergy
Force of Will
38%inclusion133 decks352 decks
29%synergy
Consecrated Sphinx
36%inclusion127 decks352 decks
27%synergy
Ancient Tomb
32%inclusion113 decks352 decks
23%synergy
Gaea's Cradle
20%inclusion72 decks352 decks
14%synergy
Creatures
Llanowar Elves
52%inclusion184 decks352 decks
25%synergy
Aesi, Tyrant of Gyre Strait
52%inclusion183 decks352 decks
34%synergy
Craterhoof Behemoth
51%inclusion180 decks352 decks
41%synergy
Junk Winder
48%inclusion169 decks352 decks
42%synergy
Spawning Kraken
48%inclusion168 decks352 decks
40%synergy
Elvish Mystic
44%inclusion156 decks352 decks
21%synergy
Roaming Throne
37%inclusion130 decks352 decks
29%synergy
Ohran Frostfang
35%inclusion122 decks352 decks
31%synergy
Eternal Witness
31%inclusion110 decks352 decks
12%synergy
Sakura-Tribe Elder
30%inclusion105 decks352 decks
11%synergy
Arixmethes, Slumbering Isle
30%inclusion104 decks352 decks
16%synergy
Fyndhorn Elves
29%inclusion103 decks352 decks
15%synergy
Tatyova, Benthic Druid
29%inclusion101 decks352 decks
-2%synergy
Enduring Vitality
27%inclusion95 decks351 decks
19%synergy
Hullbreaker Horror
25%inclusion89 decks352 decks
8%synergy
Garruk's Packleader
25%inclusion88 decks352 decks
23%synergy
Murkfiend Liege
25%inclusion88 decks352 decks
11%synergy
Fanatic of Rhonas
21%inclusion73 decks352 decks
15%synergy
Summon: Leviathan
21%inclusion57 decks277 decks
13%synergy
Delighted Halfling
20%inclusion72 decks352 decks
10%synergy
Archetype of Imagination
19%inclusion67 decks352 decks
15%synergy
Azusa, Lost but Seeking
18%inclusion65 decks352 decks
5%synergy
Esix, Fractal Bloom
15%inclusion52 decks352 decks
11%synergy
Slinn Voda, the Rising Deep
14%inclusion50 decks352 decks
8%synergy
Nezahal, Primal Tide
14%inclusion48 decks352 decks
3%synergy
Octomancer
13%inclusion47 decks352 decks
9%synergy
Toski, Bearer of Secrets
13%inclusion46 decks352 decks
10%synergy
Scute Swarm
13%inclusion45 decks352 decks
-6%synergy
Kinnan, Bonder Prodigy
12%inclusion41 decks352 decks
8%synergy
Curiosity Crafter
11%inclusion40 decks352 decks
8%synergy
Coiling Oracle
11%inclusion39 decks352 decks
-2%synergy
The Unagi of Kyoshi Island
11%inclusion19 decks172 decks
6%synergy
Saryth, the Viper's Fang
10%inclusion36 decks352 decks
9%synergy
Lotus Cobra
10%inclusion35 decks352 decks
-2%synergy
Glasspool Mimic
10%inclusion35 decks352 decks
6%synergy
Chameleon, Master of Disguise
10%inclusion20 decks206 decks
7%synergy
Reclamation Sage
10%inclusion34 decks352 decks
-4%synergy
Vorinclex, Voice of Hunger
9.4%inclusion33 decks352 decks
6%synergy
Circle of Dreams Druid
9.1%inclusion32 decks352 decks
7%synergy
Tireless Provisioner
9.1%inclusion32 decks352 decks
-5%synergy
Uro, Titan of Nature's Wrath
8.8%inclusion31 decks352 decks
-1%synergy
Xolatoyac, the Smiling Flood
8.5%inclusion30 decks352 decks
1%synergy
Starwinder
8.2%inclusion19 decks232 decks
2%synergy
Hydroelectric Specimen
8.0%inclusion28 decks352 decks
2%synergy
Enduring Curiosity
7.7%inclusion27 decks351 decks
5%synergy
Badgermole Cub
7.5%inclusion13 decks174 decks
2%synergy
Phyrexian Metamorph
7.4%inclusion26 decks352 decks
-1%synergy
Avenger of Zendikar
7.4%inclusion26 decks352 decks
-10%synergy
Oracle of Mul Daya
7.4%inclusion26 decks352 decks
-1%synergy
Faerie Mastermind
7.4%inclusion26 decks352 decks
2%synergy
Instants
Swan Song
51%inclusion181 decks352 decks
33%synergy
Growth Spiral
45%inclusion157 decks352 decks
-1%synergy
Pongify
43%inclusion150 decks352 decks
18%synergy
An Offer You Can't Refuse
43%inclusion150 decks352 decks
19%synergy
Double Major
40%inclusion141 decks352 decks
32%synergy
Arcane Denial
35%inclusion123 decks352 decks
13%synergy
Negate
34%inclusion121 decks352 decks
9%synergy
Second Harvest
34%inclusion120 decks352 decks
28%synergy
Rapid Hybridization
33%inclusion117 decks352 decks
7%synergy
Force of Negation
32%inclusion111 decks352 decks
24%synergy
Return of the Wildspeaker
23%inclusion81 decks352 decks
13%synergy
Pact of Negation
21%inclusion74 decks352 decks
14%synergy
Chord of Calling
18%inclusion62 decks352 decks
10%synergy
Sink into Stupor
17%inclusion60 decks352 decks
5%synergy
Krosan Grip
16%inclusion55 decks352 decks
8%synergy
Reality Shift
15%inclusion54 decks352 decks
1%synergy
Nature's Claim
14%inclusion50 decks352 decks
5%synergy
Brainstorm
14%inclusion49 decks352 decks
-1%synergy
Voidslime
14%inclusion49 decks352 decks
9%synergy
Tamiyo's Safekeeping
13%inclusion46 decks352 decks
8%synergy
Archdruid's Charm
12%inclusion42 decks352 decks
6%synergy
Force of Vigor
12%inclusion42 decks352 decks
8%synergy
Planar Genesis
11%inclusion40 decks352 decks
0%synergy
Crop Rotation
11%inclusion39 decks352 decks
-1%synergy
Noxious Revival
11%inclusion39 decks352 decks
6%synergy
Mystic Reflection
11%inclusion38 decks352 decks
8%synergy
Harrow
11%inclusion37 decks352 decks
-1%synergy
Simic Charm
11%inclusion37 decks352 decks
3%synergy
Stubborn Denial
10%inclusion36 decks352 decks
7%synergy
Resculpt
9.4%inclusion33 decks352 decks
4%synergy
Strix Serenade
9.1%inclusion32 decks352 decks
6%synergy
Harmonized Crescendo
8.1%inclusion11 decks135 decks
6%synergy
Muddle the Mixture
7.4%inclusion26 decks352 decks
3%synergy
Return to Nature
7.4%inclusion26 decks352 decks
2%synergy
Snakeskin Veil
7.1%inclusion25 decks352 decks
1%synergy
Disallow
6.8%inclusion24 decks352 decks
5%synergy
Narset's Reversal
6.8%inclusion24 decks352 decks
5%synergy
Veil of Summer
6.5%inclusion23 decks352 decks
1%synergy
Dispel
6.3%inclusion22 decks352 decks
2%synergy
Entish Restoration
6.3%inclusion22 decks352 decks
-3%synergy
Eureka Moment
6.0%inclusion21 decks352 decks
-5%synergy
Flusterstorm
5.7%inclusion20 decks352 decks
0%synergy
Legolas's Quick Reflexes
5.7%inclusion20 decks352 decks
4%synergy
Aetherize
5.7%inclusion20 decks352 decks
-7%synergy
Plasm Capture
5.4%inclusion19 decks352 decks
2%synergy
Sublime Epiphany
5.1%inclusion18 decks352 decks
3%synergy
Sorceries
Farseek
52%inclusion182 decks352 decks
26%synergy
Irenicus's Vile Duplication
49%inclusion171 decks352 decks
43%synergy
Skyshroud Claim
41%inclusion145 decks352 decks
32%synergy
Finale of Devastation
29%inclusion102 decks352 decks
18%synergy
Quantum Misalignment
23%inclusion81 decks352 decks
20%synergy
Overwhelming Stampede
19%inclusion68 decks352 decks
7%synergy
Triumph of the Hordes
18%inclusion62 decks352 decks
15%synergy
Explore
17%inclusion61 decks352 decks
-3%synergy
Bala Ged Recovery
14%inclusion51 decks352 decks
5%synergy
Green Sun's Zenith
14%inclusion50 decks352 decks
6%synergy
Rite of Replication
13%inclusion46 decks352 decks
6%synergy
Sea Gate Restoration
12%inclusion43 decks352 decks
7%synergy
Migration Path
11%inclusion38 decks352 decks
7%synergy
Rishkar's Expertise
10%inclusion35 decks352 decks
1%synergy
Distant Melody
9.1%inclusion32 decks352 decks
6%synergy
Ponder
8.2%inclusion29 decks352 decks
1%synergy
Explosive Vegetation
8.0%inclusion28 decks352 decks
2%synergy
Shamanic Revelation
8.0%inclusion28 decks352 decks
3%synergy
Regrowth
7.7%inclusion27 decks352 decks
4%synergy
Bridgeworks Battle
7.1%inclusion25 decks352 decks
2%synergy
Flare of Cultivation
6.8%inclusion24 decks352 decks
5%synergy
Natural Order
6.5%inclusion23 decks352 decks
5%synergy
Raise the Palisade
6.5%inclusion23 decks352 decks
0%synergy
Curse of the Swine
6.0%inclusion21 decks352 decks
-5%synergy
Doppelgang
6.0%inclusion21 decks352 decks
-1%synergy
Shared Roots
5.8%inclusion10 decks171 decks
2%synergy
Windfall
5.7%inclusion20 decks352 decks
2%synergy
Fabricate
5.7%inclusion20 decks352 decks
0%synergy
Harmonize
5.7%inclusion20 decks352 decks
0%synergy
Urban Evolution
5.4%inclusion19 decks352 decks
-4%synergy
Time Warp
5.1%inclusion18 decks352 decks
3%synergy
Utility Artifacts
Lightning Greaves
49%inclusion171 decks352 decks
28%synergy
Helm of the Host
42%inclusion148 decks352 decks
37%synergy
Swiftfoot Boots
40%inclusion141 decks352 decks
15%synergy
The One Ring
20%inclusion70 decks352 decks
13%synergy
Combine Chrysalis
18%inclusion65 decks352 decks
14%synergy
The Great Henge
15%inclusion52 decks352 decks
5%synergy
Mirror Box
14%inclusion49 decks352 decks
11%synergy
Emerald Medallion
13%inclusion44 decks352 decks
9%synergy
Sapphire Medallion
11%inclusion38 decks352 decks
7%synergy
Eldrazi Monument
10%inclusion35 decks352 decks
9%synergy
Coat of Arms
6.8%inclusion24 decks352 decks
5%synergy
Banner of Kinship
6.3%inclusion22 decks348 decks
5%synergy
Idol of Oblivion
6.3%inclusion22 decks352 decks
3%synergy
Skullclamp
6.3%inclusion22 decks352 decks
5%synergy
Winter Orb
6.0%inclusion21 decks352 decks
6%synergy
Static Orb
5.7%inclusion20 decks352 decks
6%synergy
Enchantments
Tribute to the World Tree
50%inclusion177 decks352 decks
44%synergy
Mystic Remora
45%inclusion159 decks352 decks
31%synergy
Kindred Discovery
38%inclusion133 decks352 decks
28%synergy
Sylvan Library
32%inclusion111 decks352 decks
23%synergy
Growing Rites of Itlimoc
22%inclusion78 decks352 decks
16%synergy
Exploration
22%inclusion76 decks352 decks
8%synergy
Cryptolith Rite
21%inclusion73 decks352 decks
17%synergy
Primal Vigor
17%inclusion60 decks352 decks
14%synergy
Wild Growth
16%inclusion57 decks352 decks
7%synergy
Utopia Sprawl
15%inclusion52 decks352 decks
8%synergy
Garruk's Uprising
14%inclusion49 decks352 decks
-3%synergy
Defense of the Heart
13%inclusion44 decks352 decks
10%synergy
Propaganda
11%inclusion40 decks352 decks
4%synergy
Unnatural Growth
11%inclusion37 decks352 decks
7%synergy
Burgeoning
11%inclusion37 decks352 decks
3%synergy
Carpet of Flowers
10%inclusion36 decks352 decks
8%synergy
Springleaf Parade
10%inclusion13 decks135 decks
7%synergy
Beastmaster Ascension
9.1%inclusion32 decks352 decks
6%synergy
Paradox Haze
9.1%inclusion32 decks352 decks
9%synergy
Wilderness Reclamation
8.0%inclusion28 decks352 decks
-1%synergy
Imprisoned in the Moon
7.1%inclusion25 decks352 decks
3%synergy
Omniscience
6.8%inclusion24 decks352 decks
2%synergy
Kenrith's Transformation
6.8%inclusion24 decks352 decks
3%synergy
Asceticism
6.5%inclusion23 decks352 decks
3%synergy
Extravagant Replication
6.0%inclusion21 decks352 decks
3%synergy
Dismiss into Dream
6.0%inclusion21 decks352 decks
6%synergy
Moonlit Meditation
5.2%inclusion12 decks232 decks
4%synergy
Opposition
5.1%inclusion18 decks352 decks
5%synergy
Planeswalkers
Oko, Thief of Crowns
35%inclusion123 decks352 decks
28%synergy
Utility Lands
Reliquary Tower
64%inclusion225 decks352 decks
14%synergy
Boseiju, Who Endures
46%inclusion161 decks352 decks
24%synergy
Otawara, Soaring City
36%inclusion127 decks352 decks
18%synergy
Yavimaya, Cradle of Growth
35%inclusion122 decks352 decks
13%synergy
Command Beacon
25%inclusion87 decks352 decks
21%synergy
Three Tree City
22%inclusion78 decks352 decks
17%synergy
Mistrise Village
16%inclusion50 decks313 decks
5%synergy
Mystic Sanctuary
16%inclusion55 decks352 decks
3%synergy
Temple of the False God
16%inclusion55 decks352 decks
0%synergy
Castle Garenbrig
16%inclusion55 decks352 decks
11%synergy
Evendo, Waking Haven
15%inclusion36 decks235 decks
10%synergy
Alchemist's Refuge
15%inclusion52 decks352 decks
-3%synergy
Mosswort Bridge
13%inclusion47 decks352 decks
-4%synergy
Rogue's Passage
13%inclusion46 decks352 decks
-9%synergy
Urza's Saga
7.1%inclusion25 decks352 decks
2%synergy
Shifting Woodland
7.1%inclusion25 decks352 decks
1%synergy
Minamo, School at Water's Edge
6.5%inclusion23 decks352 decks
1%synergy
Field of the Dead
6.0%inclusion21 decks352 decks
1%synergy
Scavenger Grounds
5.4%inclusion19 decks352 decks
1%synergy
Dryad Arbor
5.4%inclusion19 decks352 decks
1%synergy
Mana Artifacts
Sol Ring
96%inclusion337 decks352 decks
16%synergy
Arcane Signet
82%inclusion288 decks352 decks
19%synergy
Thought Vessel
42%inclusion149 decks352 decks
22%synergy
Talisman of Curiosity
35%inclusion122 decks352 decks
13%synergy
Simic Signet
34%inclusion120 decks352 decks
3%synergy
Mana Vault
20%inclusion71 decks352 decks
14%synergy
Chrome Mox
14%inclusion48 decks352 decks
8%synergy
Fellwar Stone
12%inclusion42 decks352 decks
2%synergy
Lotus Petal
9.1%inclusion32 decks352 decks
3%synergy
Thran Dynamo
7.7%inclusion27 decks352 decks
5%synergy
Mox Diamond
7.1%inclusion25 decks352 decks
2%synergy
Commander's Sphere
6.8%inclusion24 decks352 decks
-1%synergy
Basalt Monolith
5.4%inclusion19 decks352 decks
-2%synergy
Lands
Forest
94%inclusion330 decks352 decks
-2%synergy
Island
93%inclusion329 decks352 decks
-2%synergy
Command Tower
93%inclusion328 decks352 decks
8%synergy
Breeding Pool
76%inclusion266 decks352 decks
29%synergy
Hinterland Harbor
69%inclusion244 decks352 decks
9%synergy
Rejuvenating Springs
69%inclusion242 decks352 decks
26%synergy
Yavimaya Coast
60%inclusion212 decks352 decks
8%synergy
Misty Rainforest
59%inclusion208 decks352 decks
28%synergy
Dreamroot Cascade
56%inclusion197 decks352 decks
12%synergy
Barkchannel Pathway
48%inclusion169 decks352 decks
28%synergy
Flooded Grove
45%inclusion157 decks352 decks
2%synergy
Simic Growth Chamber
41%inclusion146 decks352 decks
-6%synergy
Vineglimmer Snarl
30%inclusion105 decks352 decks
-9%synergy
Waterlogged Grove
30%inclusion105 decks352 decks
10%synergy
Tropical Island
28%inclusion99 decks352 decks
14%synergy
Hedge Maze
27%inclusion95 decks352 decks
7%synergy
Temple of Mystery
26%inclusion92 decks352 decks
-12%synergy
Willowrush Verge
26%inclusion90 decks347 decks
8%synergy
Fabled Passage
24%inclusion86 decks352 decks
9%synergy
Exotic Orchard
22%inclusion79 decks352 decks
-1%synergy
Prismatic Vista
19%inclusion68 decks352 decks
12%synergy
Myriad Landscape
18%inclusion62 decks352 decks
-4%synergy
Sink into Stupor
17%inclusion60 decks352 decks
5%synergy
Flooded Strand
17%inclusion60 decks352 decks
6%synergy
Botanical Sanctum
16%inclusion58 decks352 decks
4%synergy
Evolving Wilds
15%inclusion53 decks352 decks
-10%synergy
Windswept Heath
15%inclusion52 decks352 decks
5%synergy
Bala Ged Recovery
14%inclusion51 decks352 decks
5%synergy
Polluted Delta
14%inclusion51 decks352 decks
5%synergy
Rimewood Falls
14%inclusion51 decks352 decks
6%synergy
Verdant Catacombs
14%inclusion50 decks352 decks
5%synergy
Scalding Tarn
14%inclusion50 decks352 decks
5%synergy
Wooded Foothills
13%inclusion45 decks352 decks
4%synergy
Thornwood Falls
13%inclusion45 decks352 decks
-5%synergy
Sodden Verdure
13%inclusion17 decks135 decks
-3%synergy
Sea Gate Restoration
12%inclusion43 decks352 decks
7%synergy
Overflowing Basin
12%inclusion42 decks352 decks
-9%synergy
Terramorphic Expanse
11%inclusion40 decks352 decks
-8%synergy
Snow-Covered Forest
11%inclusion40 decks352 decks
5%synergy
Snow-Covered Island
11%inclusion38 decks352 decks
5%synergy
Tangled Islet
11%inclusion37 decks352 decks
-5%synergy
Glasspool Mimic
10%inclusion35 decks352 decks
6%synergy
Mana Confluence
10%inclusion34 decks352 decks
4%synergy
Path of Ancestry
9.4%inclusion33 decks352 decks
-8%synergy
City of Brass
9.4%inclusion33 decks352 decks
4%synergy
Reflecting Pool
9.1%inclusion32 decks352 decks
6%synergy
Hydroelectric Specimen
8.0%inclusion28 decks352 decks
2%synergy
Gemstone Caverns
7.7%inclusion27 decks352 decks
2%synergy
Blighted Woodland
7.4%inclusion26 decks352 decks
0%synergy
Bridgeworks Battle
7.1%inclusion25 decks352 decks
2%synergy
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