Koma, Cosmos Serpent (Commander) - Core

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #334
580decks
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
11%inclusion7 decks64 decks
7%synergy
Mind into Matter
7.8%inclusion5 decks64 decks
-1%synergy
Studious First-Year
6.0%inclusion4 decks67 decks
1%synergy
Sauron, Dino Devotee
5.3%inclusion1 decks19 decks
5%synergy
Quandrix Charm
4.5%inclusion3 decks67 decks
-5%synergy
High Synergy Cards
Whelming Wave
74%inclusion432 decks580 decks
64%synergy
Adrix and Nev, Twincasters
66%inclusion382 decks580 decks
57%synergy
Junk Winder
63%inclusion363 decks580 decks
56%synergy
Koma, World-Eater
64%inclusion298 decks463 decks
52%synergy
Elemental Bond
57%inclusion331 decks580 decks
51%synergy
Irenicus's Vile Duplication
47%inclusion275 decks580 decks
42%synergy
Serpent of Yawning Depths
44%inclusion256 decks580 decks
38%synergy
Kodama's Reach
72%inclusion415 decks580 decks
37%synergy
Garruk's Packleader
38%inclusion218 decks580 decks
35%synergy
Arixmethes, Slumbering Isle
48%inclusion280 decks580 decks
35%synergy
Top Cards
Cultivate
79%inclusion460 decks580 decks
33%synergy
Rampant Growth
72%inclusion417 decks580 decks
32%synergy
Counterspell
67%inclusion387 decks580 decks
18%synergy
Growth Spiral
65%inclusion379 decks580 decks
21%synergy
Beast Within
59%inclusion341 decks580 decks
10%synergy
Negate
53%inclusion309 decks580 decks
28%synergy
Aesi, Tyrant of Gyre Strait
49%inclusion285 decks580 decks
31%synergy
Tatyova, Benthic Druid
47%inclusion274 decks580 decks
18%synergy
Nature's Lore
47%inclusion272 decks580 decks
15%synergy
Farseek
46%inclusion264 decks580 decks
19%synergy
Game Changers
Seedborn Muse
10%inclusion58 decks580 decks
-6%synergy
Creatures
Spark Double
44%inclusion254 decks580 decks
35%synergy
Murkfiend Liege
43%inclusion250 decks580 decks
29%synergy
Llanowar Elves
43%inclusion250 decks580 decks
16%synergy
Sakura-Tribe Elder
42%inclusion243 decks580 decks
23%synergy
Spawning Kraken
39%inclusion227 decks580 decks
32%synergy
Slinn Voda, the Rising Deep
35%inclusion204 decks580 decks
29%synergy
Elvish Mystic
34%inclusion200 decks580 decks
12%synergy
Hullbreaker Horror
32%inclusion186 decks580 decks
15%synergy
Coiling Oracle
32%inclusion185 decks580 decks
20%synergy
Esix, Fractal Bloom
27%inclusion158 decks580 decks
24%synergy
Eternal Witness
27%inclusion156 decks580 decks
8%synergy
Octomancer
26%inclusion148 decks565 decks
22%synergy
Summon: Leviathan
26%inclusion64 decks247 decks
19%synergy
Archetype of Imagination
26%inclusion150 decks580 decks
22%synergy
Sakashima of a Thousand Faces
25%inclusion143 decks580 decks
20%synergy
Scourge of Fleets
24%inclusion141 decks580 decks
17%synergy
Sakashima the Impostor
24%inclusion138 decks580 decks
21%synergy
Ohran Frostfang
24%inclusion137 decks580 decks
20%synergy
Fyndhorn Elves
23%inclusion132 decks580 decks
9%synergy
Nadir Kraken
22%inclusion126 decks580 decks
18%synergy
Birds of Paradise
22%inclusion126 decks580 decks
-6%synergy
Reclamation Sage
20%inclusion115 decks580 decks
7%synergy
Enduring Vitality
18%inclusion98 decks534 decks
11%synergy
Xolatoyac, the Smiling Flood
18%inclusion105 decks580 decks
11%synergy
Rampaging Baloths
17%inclusion97 decks580 decks
1%synergy
Avenger of Zendikar
17%inclusion97 decks580 decks
0%synergy
Curiosity Crafter
16%inclusion95 decks580 decks
13%synergy
Scute Swarm
16%inclusion94 decks580 decks
-2%synergy
Nezahal, Primal Tide
16%inclusion92 decks580 decks
6%synergy
Stormtide Leviathan
16%inclusion90 decks580 decks
10%synergy
Troyan, Gutsy Explorer
14%inclusion84 decks580 decks
10%synergy
Inga and Esika
13%inclusion78 decks580 decks
11%synergy
Fanatic of Rhonas
13%inclusion78 decks580 decks
8%synergy
The Unagi of Kyoshi Island
13%inclusion20 decks149 decks
8%synergy
Reef Worm
12%inclusion72 decks580 decks
9%synergy
Starwinder
12%inclusion25 decks202 decks
6%synergy
Saryth, the Viper's Fang
12%inclusion71 decks580 decks
11%synergy
Kiora, Sovereign of the Deep
12%inclusion71 decks580 decks
10%synergy
Craterhoof Behemoth
12%inclusion70 decks580 decks
2%synergy
Tromokratis
12%inclusion68 decks580 decks
7%synergy
Toski, Bearer of Secrets
11%inclusion64 decks580 decks
8%synergy
Roaming Throne
11%inclusion63 decks580 decks
4%synergy
Tireless Provisioner
11%inclusion62 decks580 decks
-3%synergy
Enduring Curiosity
10%inclusion53 decks539 decks
7%synergy
Progenitor Mimic
9.5%inclusion55 decks580 decks
5%synergy
Lotus Cobra
9.3%inclusion54 decks580 decks
-3%synergy
Uro, Titan of Nature's Wrath
8.8%inclusion51 decks580 decks
-1%synergy
Simic Sky Swallower
8.3%inclusion48 decks580 decks
5%synergy
Chameleon, Master of Disguise
8.0%inclusion14 decks176 decks
6%synergy
Stormsurge Kraken
7.8%inclusion45 decks580 decks
4%synergy
Instants
Double Major
42%inclusion245 decks580 decks
34%synergy
Second Harvest
38%inclusion218 decks580 decks
31%synergy
Return of the Wildspeaker
35%inclusion203 decks580 decks
25%synergy
Arcane Denial
33%inclusion194 decks580 decks
11%synergy
Heroic Intervention
32%inclusion184 decks580 decks
2%synergy
Pongify
31%inclusion179 decks580 decks
6%synergy
Rapid Hybridization
29%inclusion169 decks580 decks
2%synergy
An Offer You Can't Refuse
27%inclusion158 decks580 decks
4%synergy
Simic Charm
26%inclusion151 decks580 decks
19%synergy
Krosan Grip
23%inclusion136 decks580 decks
17%synergy
Planar Genesis
22%inclusion129 decks580 decks
11%synergy
Reality Shift
22%inclusion127 decks580 decks
8%synergy
Eureka Moment
21%inclusion121 decks580 decks
9%synergy
Snakeskin Veil
19%inclusion109 decks580 decks
13%synergy
Aetherize
18%inclusion103 decks580 decks
6%synergy
Harrow
18%inclusion102 decks580 decks
6%synergy
Return to Nature
16%inclusion92 decks580 decks
11%synergy
Nature's Claim
16%inclusion90 decks580 decks
7%synergy
Brainstorm
15%inclusion89 decks580 decks
1%synergy
Tamiyo's Safekeeping
13%inclusion78 decks580 decks
8%synergy
Voidslime
13%inclusion77 decks580 decks
8%synergy
Perplexing Test
12%inclusion69 decks580 decks
7%synergy
Plasm Capture
12%inclusion67 decks580 decks
8%synergy
Entish Restoration
11%inclusion66 decks580 decks
2%synergy
Decisive Denial
11%inclusion65 decks580 decks
5%synergy
Mystic Reflection
10%inclusion56 decks580 decks
7%synergy
Swan Song
9.3%inclusion54 decks580 decks
-9%synergy
Saw It Coming
8.8%inclusion51 decks580 decks
8%synergy
Stubborn Denial
8.1%inclusion47 decks580 decks
5%synergy
Collective Resistance
7.9%inclusion46 decks580 decks
4%synergy
Resculpt
7.8%inclusion45 decks580 decks
3%synergy
Joint Exploration
7.8%inclusion45 decks580 decks
3%synergy
Mana Drain
7.2%inclusion42 decks580 decks
-8%synergy
Disdainful Stroke
7.1%inclusion41 decks580 decks
5%synergy
Tyvar's Stand
6.7%inclusion39 decks580 decks
3%synergy
Archdruid's Charm
6.4%inclusion37 decks580 decks
1%synergy
Sublime Epiphany
6.2%inclusion36 decks580 decks
4%synergy
Sink into Stupor
6.2%inclusion36 decks580 decks
-6%synergy
Fact or Fiction
5.7%inclusion33 decks580 decks
3%synergy
Dispel
5.5%inclusion32 decks580 decks
1%synergy
Cancel
5.5%inclusion32 decks580 decks
4%synergy
Mana Leak
5.3%inclusion31 decks580 decks
3%synergy
Opt
5.0%inclusion29 decks580 decks
-2%synergy
Sorceries
Explore
38%inclusion218 decks580 decks
18%synergy
Three Visits
33%inclusion190 decks580 decks
7%synergy
Skyshroud Claim
32%inclusion184 decks580 decks
22%synergy
Overwhelming Stampede
27%inclusion156 decks580 decks
15%synergy
Urban Evolution
25%inclusion146 decks580 decks
16%synergy
Shamanic Revelation
22%inclusion129 decks580 decks
17%synergy
Migration Path
21%inclusion122 decks580 decks
18%synergy
Quantum Misalignment
19%inclusion109 decks580 decks
16%synergy
Rite of Replication
17%inclusion101 decks580 decks
10%synergy
Explosive Vegetation
16%inclusion95 decks580 decks
11%synergy
Search for Tomorrow
15%inclusion85 decks580 decks
11%synergy
Rishkar's Expertise
15%inclusion85 decks580 decks
5%synergy
Harmonize
14%inclusion84 decks580 decks
9%synergy
Curse of the Swine
14%inclusion81 decks580 decks
2%synergy
Distant Melody
12%inclusion71 decks580 decks
9%synergy
Ezuri's Predation
10%inclusion60 decks580 decks
3%synergy
Shared Roots
10%inclusion14 decks146 decks
4%synergy
Ravenform
9.3%inclusion54 decks580 decks
6%synergy
Bala Ged Recovery
8.4%inclusion49 decks580 decks
-1%synergy
Doppelgang
8.1%inclusion47 decks580 decks
1%synergy
Broken Bond
7.6%inclusion44 decks580 decks
3%synergy
Preposterous Proportions
7.4%inclusion34 decks458 decks
6%synergy
Preordain
7.2%inclusion42 decks580 decks
-1%synergy
Ponder
6.7%inclusion39 decks580 decks
-0%synergy
Triumph of the Hordes
6.7%inclusion39 decks580 decks
4%synergy
Spitting Image
6.4%inclusion37 decks580 decks
5%synergy
Regrowth
6.0%inclusion35 decks580 decks
3%synergy
Overrun
5.9%inclusion34 decks580 decks
4%synergy
Circuitous Route
5.7%inclusion33 decks580 decks
3%synergy
Finale of Revelation
5.7%inclusion33 decks580 decks
-0%synergy
Bridgeworks Battle
5.7%inclusion33 decks580 decks
1%synergy
Vastwood Surge
5.7%inclusion33 decks580 decks
5%synergy
Aggressive Biomancy
5.5%inclusion32 decks580 decks
1%synergy
Repudiate // Replicate
5.2%inclusion30 decks580 decks
3%synergy
Utility Artifacts
Swiftfoot Boots
45%inclusion259 decks580 decks
20%synergy
Helm of the Host
34%inclusion197 decks580 decks
29%synergy
Combine Chrysalis
32%inclusion185 decks580 decks
28%synergy
Lightning Greaves
28%inclusion162 decks580 decks
8%synergy
Idol of Oblivion
17%inclusion100 decks580 decks
14%synergy
Mirror Box
15%inclusion89 decks580 decks
12%synergy
Bident of Thassa
13%inclusion74 decks580 decks
6%synergy
Emerald Medallion
10%inclusion58 decks580 decks
7%synergy
Sapphire Medallion
8.4%inclusion49 decks580 decks
5%synergy
Eldrazi Monument
7.2%inclusion42 decks580 decks
7%synergy
Enchantments
Doubling Season
30%inclusion176 decks580 decks
20%synergy
Parallel Lives
30%inclusion175 decks580 decks
24%synergy
Tribute to the World Tree
28%inclusion164 decks580 decks
22%synergy
Garruk's Uprising
28%inclusion161 decks580 decks
10%synergy
Kindred Discovery
21%inclusion123 decks580 decks
12%synergy
Wild Growth
17%inclusion98 decks580 decks
8%synergy
Beastmaster Ascension
16%inclusion94 decks580 decks
13%synergy
Primal Vigor
15%inclusion88 decks580 decks
12%synergy
Growing Rites of Itlimoc
14%inclusion83 decks580 decks
9%synergy
Utopia Sprawl
13%inclusion78 decks580 decks
7%synergy
Wilderness Reclamation
13%inclusion73 decks580 decks
3%synergy
Propaganda
11%inclusion65 decks580 decks
4%synergy
Imprisoned in the Moon
11%inclusion64 decks580 decks
7%synergy
Unnatural Growth
11%inclusion64 decks580 decks
8%synergy
Mystic Remora
11%inclusion64 decks580 decks
-3%synergy
Ominous Seas
10%inclusion60 decks580 decks
7%synergy
Kenrith's Transformation
9.1%inclusion53 decks580 decks
5%synergy
Paradox Haze
9.1%inclusion53 decks580 decks
9%synergy
Extravagant Replication
9.0%inclusion52 decks580 decks
6%synergy
Khalni Heart Expedition
8.8%inclusion51 decks580 decks
5%synergy
Cryptolith Rite
7.9%inclusion46 decks580 decks
5%synergy
Exploration
7.1%inclusion41 decks580 decks
-6%synergy
Verity Circle
7.1%inclusion41 decks580 decks
7%synergy
Quest for Ula's Temple
5.0%inclusion29 decks580 decks
3%synergy
Battles
Invasion of Segovia
6.0%inclusion35 decks580 decks
5%synergy
Invasion of Zendikar
5.7%inclusion33 decks580 decks
4%synergy
Planeswalkers
Oko, Thief of Crowns
12%inclusion72 decks580 decks
6%synergy
Kiora, the Crashing Wave
9.1%inclusion53 decks580 decks
7%synergy
Kiora, Behemoth Beckoner
7.6%inclusion44 decks580 decks
2%synergy
Utility Lands
Reliquary Tower
51%inclusion298 decks580 decks
1%synergy
Temple of the False God
24%inclusion139 decks580 decks
8%synergy
Mosswort Bridge
20%inclusion114 decks580 decks
3%synergy
Rogue's Passage
19%inclusion113 decks580 decks
-3%synergy
Mystic Sanctuary
12%inclusion70 decks580 decks
-0%synergy
Yavimaya, Cradle of Growth
10%inclusion57 decks580 decks
-11%synergy
Alchemist's Refuge
8.6%inclusion50 decks580 decks
-10%synergy
Lumbering Falls
8.6%inclusion50 decks580 decks
3%synergy
Command Beacon
8.3%inclusion48 decks580 decks
5%synergy
Castle Garenbrig
8.3%inclusion48 decks580 decks
4%synergy
Three Tree City
8.1%inclusion46 decks570 decks
3%synergy
Restless Vinestalk
7.6%inclusion44 decks580 decks
3%synergy
Castle Vantress
7.2%inclusion42 decks580 decks
1%synergy
Otawara, Soaring City
6.0%inclusion35 decks580 decks
-12%synergy
Boseiju, Who Endures
6.0%inclusion35 decks580 decks
-16%synergy
Evendo, Waking Haven
5.9%inclusion12 decks205 decks
1%synergy
Mistrise Village
5.2%inclusion15 decks289 decks
-6%synergy
Mana Artifacts
Sol Ring
87%inclusion507 decks580 decks
7%synergy
Arcane Signet
73%inclusion423 decks580 decks
10%synergy
Simic Signet
47%inclusion270 decks580 decks
17%synergy
Thought Vessel
31%inclusion181 decks580 decks
11%synergy
Talisman of Curiosity
28%inclusion165 decks580 decks
7%synergy
Commander's Sphere
17%inclusion99 decks580 decks
10%synergy
Fellwar Stone
11%inclusion66 decks580 decks
2%synergy
Mind Stone
8.1%inclusion47 decks580 decks
4%synergy
Decanter of Endless Water
6.7%inclusion39 decks580 decks
2%synergy
Thran Dynamo
6.0%inclusion35 decks580 decks
3%synergy
Lands
Island
96%inclusion556 decks580 decks
0%synergy
Forest
96%inclusion556 decks580 decks
0%synergy
Command Tower
85%inclusion494 decks580 decks
0%synergy
Hinterland Harbor
56%inclusion325 decks580 decks
-6%synergy
Simic Growth Chamber
55%inclusion319 decks580 decks
9%synergy
Yavimaya Coast
50%inclusion291 decks580 decks
-3%synergy
Temple of Mystery
45%inclusion262 decks580 decks
8%synergy
Vineglimmer Snarl
43%inclusion249 decks580 decks
3%synergy
Dreamroot Cascade
41%inclusion236 decks580 decks
-5%synergy
Flooded Grove
41%inclusion235 decks580 decks
-3%synergy
Evolving Wilds
33%inclusion193 decks580 decks
9%synergy
Rejuvenating Springs
32%inclusion185 decks580 decks
-11%synergy
Thornwood Falls
31%inclusion182 decks580 decks
15%synergy
Myriad Landscape
31%inclusion178 decks580 decks
10%synergy
Tangled Islet
26%inclusion153 decks580 decks
11%synergy
Breeding Pool
25%inclusion147 decks580 decks
-22%synergy
Exotic Orchard
25%inclusion147 decks580 decks
1%synergy
Terramorphic Expanse
23%inclusion136 decks580 decks
3%synergy
Rimewood Falls
20%inclusion118 decks580 decks
13%synergy
Barkchannel Pathway
19%inclusion109 decks580 decks
-1%synergy
Overflowing Basin
19%inclusion109 decks580 decks
-3%synergy
Simic Guildgate
18%inclusion106 decks580 decks
9%synergy
Sodden Verdure
17%inclusion20 decks119 decks
-4%synergy
Waterlogged Grove
15%inclusion86 decks580 decks
-5%synergy
Path of Ancestry
14%inclusion79 decks580 decks
-4%synergy
Misty Rainforest
13%inclusion76 decks580 decks
-18%synergy
Hedge Maze
12%inclusion67 decks580 decks
-8%synergy
Willowrush Verge
11%inclusion40 decks352 decks
-7%synergy
Blighted Woodland
11%inclusion65 decks580 decks
5%synergy
Fabled Passage
11%inclusion61 decks580 decks
-6%synergy
Botanical Sanctum
11%inclusion61 decks580 decks
-2%synergy
Littjara Mirrorlake
10%inclusion58 decks580 decks
7%synergy
Woodland Stream
8.6%inclusion50 decks580 decks
4%synergy
Bala Ged Recovery
8.4%inclusion49 decks580 decks
-1%synergy
Quandrix Campus
8.3%inclusion48 decks580 decks
1%synergy
Snow-Covered Forest
7.4%inclusion43 decks580 decks
2%synergy
Glasspool Mimic
7.4%inclusion43 decks580 decks
3%synergy
Snow-Covered Island
7.2%inclusion42 decks580 decks
1%synergy
Rain-Slicked Copse
6.7%inclusion8 decks119 decks
-3%synergy
Lush Oasis
6.2%inclusion36 decks580 decks
1%synergy
Sink into Stupor
6.2%inclusion36 decks580 decks
-6%synergy
Bridgeworks Battle
5.7%inclusion33 decks580 decks
1%synergy
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