Koma, Cosmos Serpent (Commander) - Optimized

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #328
361decks
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
New Cards
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Turbulent Wilderness
7.7%inclusion4 decks52 decks
-9%synergy
Quandrix Charm
5.7%inclusion3 decks53 decks
-4%synergy
Embrace the Paradox
4.3%inclusion2 decks46 decks
-2%synergy
Applied Geometry
4.2%inclusion2 decks48 decks
-1%synergy
Paradox Gardens
3.8%inclusion2 decks52 decks
-3%synergy
High Synergy Cards
Adrix and Nev, Twincasters
81%inclusion294 decks361 decks
73%synergy
Parallel Lives
73%inclusion265 decks361 decks
68%synergy
Elemental Bond
72%inclusion259 decks361 decks
66%synergy
Sakashima of a Thousand Faces
68%inclusion247 decks361 decks
63%synergy
Spark Double
72%inclusion260 decks361 decks
63%synergy
Whelming Wave
69%inclusion249 decks361 decks
58%synergy
Doubling Season
63%inclusion228 decks361 decks
53%synergy
Serpent of Yawning Depths
57%inclusion204 decks361 decks
50%synergy
Sakashima the Impostor
52%inclusion188 decks361 decks
50%synergy
Mana Drain
63%inclusion229 decks361 decks
48%synergy
Top Cards
Counterspell
74%inclusion267 decks361 decks
25%synergy
Cultivate
72%inclusion260 decks361 decks
26%synergy
Kodama's Reach
65%inclusion234 decks361 decks
30%synergy
Heroic Intervention
63%inclusion229 decks361 decks
33%synergy
Birds of Paradise
63%inclusion227 decks361 decks
36%synergy
Nature's Lore
62%inclusion223 decks361 decks
30%synergy
Rampant Growth
60%inclusion216 decks361 decks
20%synergy
Koma, World-Eater
60%inclusion213 decks357 decks
47%synergy
Beast Within
59%inclusion214 decks361 decks
10%synergy
Three Visits
58%inclusion208 decks361 decks
33%synergy
Game Changers
Cyclonic Rift
79%inclusion285 decks361 decks
55%synergy
Rhystic Study
73%inclusion264 decks361 decks
53%synergy
Fierce Guardianship
68%inclusion247 decks361 decks
52%synergy
Worldly Tutor
48%inclusion173 decks361 decks
34%synergy
Seedborn Muse
46%inclusion167 decks361 decks
30%synergy
Mystical Tutor
42%inclusion150 decks361 decks
33%synergy
Force of Will
39%inclusion141 decks361 decks
30%synergy
Consecrated Sphinx
36%inclusion130 decks361 decks
28%synergy
Ancient Tomb
33%inclusion118 decks361 decks
24%synergy
Mana Vault
21%inclusion75 decks361 decks
15%synergy
Creatures
Llanowar Elves
52%inclusion188 decks361 decks
25%synergy
Aesi, Tyrant of Gyre Strait
52%inclusion188 decks361 decks
34%synergy
Craterhoof Behemoth
51%inclusion184 decks361 decks
41%synergy
Junk Winder
49%inclusion176 decks361 decks
42%synergy
Spawning Kraken
48%inclusion173 decks361 decks
41%synergy
Elvish Mystic
44%inclusion160 decks361 decks
22%synergy
Roaming Throne
37%inclusion134 decks361 decks
30%synergy
Ohran Frostfang
34%inclusion124 decks361 decks
31%synergy
Eternal Witness
31%inclusion112 decks361 decks
12%synergy
Arixmethes, Slumbering Isle
30%inclusion108 decks361 decks
17%synergy
Tatyova, Benthic Druid
30%inclusion107 decks361 decks
-1%synergy
Sakura-Tribe Elder
30%inclusion107 decks361 decks
11%synergy
Fyndhorn Elves
29%inclusion103 decks361 decks
14%synergy
Enduring Vitality
26%inclusion95 decks360 decks
19%synergy
Hullbreaker Horror
25%inclusion92 decks361 decks
8%synergy
Murkfiend Liege
25%inclusion90 decks361 decks
11%synergy
Garruk's Packleader
24%inclusion86 decks361 decks
22%synergy
Delighted Halfling
21%inclusion76 decks361 decks
10%synergy
Fanatic of Rhonas
21%inclusion75 decks361 decks
15%synergy
Summon: Leviathan
20%inclusion57 decks286 decks
13%synergy
Archetype of Imagination
19%inclusion69 decks361 decks
15%synergy
Azusa, Lost but Seeking
18%inclusion65 decks361 decks
4%synergy
Esix, Fractal Bloom
15%inclusion54 decks361 decks
11%synergy
Slinn Voda, the Rising Deep
14%inclusion52 decks361 decks
8%synergy
Toski, Bearer of Secrets
13%inclusion48 decks361 decks
10%synergy
Nezahal, Primal Tide
13%inclusion48 decks361 decks
3%synergy
Octomancer
13%inclusion47 decks361 decks
8%synergy
Scute Swarm
12%inclusion45 decks361 decks
-6%synergy
Kinnan, Bonder Prodigy
12%inclusion42 decks361 decks
8%synergy
Curiosity Crafter
11%inclusion40 decks361 decks
8%synergy
The Unagi of Kyoshi Island
11%inclusion20 decks184 decks
6%synergy
Coiling Oracle
11%inclusion39 decks361 decks
-2%synergy
Saryth, the Viper's Fang
10%inclusion36 decks361 decks
8%synergy
Glasspool Mimic
10%inclusion36 decks361 decks
6%synergy
Reclamation Sage
10%inclusion35 decks361 decks
-3%synergy
Lotus Cobra
10%inclusion35 decks361 decks
-3%synergy
Uro, Titan of Nature's Wrath
9.4%inclusion34 decks361 decks
0%synergy
Chameleon, Master of Disguise
9.3%inclusion20 decks216 decks
7%synergy
Vorinclex, Voice of Hunger
9.1%inclusion33 decks361 decks
6%synergy
Circle of Dreams Druid
8.9%inclusion32 decks361 decks
7%synergy
Tireless Provisioner
8.9%inclusion32 decks361 decks
-5%synergy
Xolatoyac, the Smiling Flood
8.3%inclusion30 decks361 decks
1%synergy
Starwinder
7.9%inclusion19 decks242 decks
2%synergy
Hydroelectric Specimen
7.8%inclusion28 decks361 decks
2%synergy
Faerie Mastermind
7.8%inclusion28 decks361 decks
3%synergy
Badgermole Cub
7.5%inclusion14 decks186 decks
2%synergy
Enduring Curiosity
7.5%inclusion27 decks360 decks
5%synergy
Avenger of Zendikar
7.5%inclusion27 decks361 decks
-9%synergy
Phyrexian Metamorph
7.2%inclusion26 decks361 decks
-1%synergy
Scourge of Fleets
7.2%inclusion26 decks361 decks
0%synergy
Instants
Swan Song
52%inclusion188 decks361 decks
34%synergy
Growth Spiral
45%inclusion164 decks361 decks
0%synergy
An Offer You Can't Refuse
42%inclusion153 decks361 decks
19%synergy
Pongify
42%inclusion152 decks361 decks
17%synergy
Double Major
40%inclusion143 decks361 decks
31%synergy
Arcane Denial
35%inclusion125 decks361 decks
12%synergy
Negate
34%inclusion122 decks361 decks
9%synergy
Second Harvest
34%inclusion122 decks361 decks
27%synergy
Rapid Hybridization
33%inclusion120 decks361 decks
6%synergy
Force of Negation
32%inclusion115 decks361 decks
24%synergy
Return of the Wildspeaker
23%inclusion83 decks361 decks
13%synergy
Pact of Negation
21%inclusion77 decks361 decks
15%synergy
Chord of Calling
18%inclusion64 decks361 decks
11%synergy
Sink into Stupor
17%inclusion63 decks361 decks
6%synergy
Krosan Grip
16%inclusion57 decks361 decks
9%synergy
Reality Shift
15%inclusion54 decks361 decks
1%synergy
Brainstorm
14%inclusion52 decks361 decks
0%synergy
Nature's Claim
14%inclusion50 decks361 decks
5%synergy
Voidslime
14%inclusion50 decks361 decks
9%synergy
Tamiyo's Safekeeping
13%inclusion46 decks361 decks
8%synergy
Archdruid's Charm
12%inclusion42 decks361 decks
6%synergy
Planar Genesis
11%inclusion41 decks361 decks
0%synergy
Force of Vigor
11%inclusion41 decks361 decks
7%synergy
Noxious Revival
11%inclusion41 decks361 decks
6%synergy
Mystic Reflection
11%inclusion40 decks361 decks
9%synergy
Crop Rotation
11%inclusion39 decks361 decks
-1%synergy
Harrow
10%inclusion37 decks361 decks
-1%synergy
Simic Charm
10%inclusion36 decks361 decks
3%synergy
Stubborn Denial
10%inclusion35 decks361 decks
7%synergy
Resculpt
10%inclusion35 decks361 decks
4%synergy
Strix Serenade
8.9%inclusion32 decks361 decks
6%synergy
Veil of Summer
7.5%inclusion27 decks361 decks
2%synergy
Return to Nature
7.5%inclusion27 decks361 decks
3%synergy
Harmonized Crescendo
7.4%inclusion11 decks148 decks
5%synergy
Muddle the Mixture
7.2%inclusion26 decks361 decks
3%synergy
Snakeskin Veil
6.9%inclusion25 decks361 decks
1%synergy
Disallow
6.6%inclusion24 decks361 decks
5%synergy
Narset's Reversal
6.6%inclusion24 decks361 decks
5%synergy
Eureka Moment
6.1%inclusion22 decks361 decks
-6%synergy
Flusterstorm
6.1%inclusion22 decks361 decks
0%synergy
Dispel
6.1%inclusion22 decks361 decks
2%synergy
Legolas's Quick Reflexes
5.8%inclusion21 decks361 decks
4%synergy
Entish Restoration
5.8%inclusion21 decks361 decks
-3%synergy
Aetherize
5.5%inclusion20 decks361 decks
-7%synergy
Sublime Epiphany
5.3%inclusion19 decks361 decks
3%synergy
Plasm Capture
5.3%inclusion19 decks361 decks
2%synergy
Sorceries
Farseek
51%inclusion184 decks361 decks
25%synergy
Irenicus's Vile Duplication
48%inclusion172 decks361 decks
42%synergy
Skyshroud Claim
41%inclusion148 decks361 decks
32%synergy
Finale of Devastation
28%inclusion102 decks361 decks
17%synergy
Quantum Misalignment
22%inclusion81 decks361 decks
20%synergy
Overwhelming Stampede
19%inclusion69 decks361 decks
7%synergy
Triumph of the Hordes
17%inclusion62 decks361 decks
14%synergy
Explore
17%inclusion61 decks361 decks
-3%synergy
Green Sun's Zenith
15%inclusion54 decks361 decks
7%synergy
Bala Ged Recovery
15%inclusion54 decks361 decks
5%synergy
Rite of Replication
13%inclusion48 decks361 decks
6%synergy
Sea Gate Restoration
12%inclusion45 decks361 decks
7%synergy
Rishkar's Expertise
11%inclusion39 decks361 decks
2%synergy
Migration Path
11%inclusion38 decks361 decks
7%synergy
Ponder
8.9%inclusion32 decks361 decks
2%synergy
Distant Melody
8.6%inclusion31 decks361 decks
5%synergy
Regrowth
7.8%inclusion28 decks361 decks
4%synergy
Explosive Vegetation
7.8%inclusion28 decks361 decks
2%synergy
Shamanic Revelation
7.8%inclusion28 decks361 decks
3%synergy
Bridgeworks Battle
6.6%inclusion24 decks361 decks
2%synergy
Natural Order
6.4%inclusion23 decks361 decks
5%synergy
Raise the Palisade
6.4%inclusion23 decks361 decks
0%synergy
Flare of Cultivation
6.1%inclusion22 decks361 decks
4%synergy
Shared Roots
6.0%inclusion11 decks183 decks
1%synergy
Curse of the Swine
5.8%inclusion21 decks361 decks
-6%synergy
Windfall
5.5%inclusion20 decks361 decks
2%synergy
Urban Evolution
5.5%inclusion20 decks361 decks
-4%synergy
Harmonize
5.5%inclusion20 decks361 decks
0%synergy
Doppelgang
5.5%inclusion20 decks361 decks
-1%synergy
Fabricate
5.3%inclusion19 decks361 decks
-1%synergy
Time Warp
5.3%inclusion19 decks361 decks
3%synergy
Utility Artifacts
Lightning Greaves
49%inclusion176 decks361 decks
29%synergy
Helm of the Host
42%inclusion153 decks361 decks
37%synergy
Swiftfoot Boots
41%inclusion147 decks361 decks
16%synergy
The One Ring
20%inclusion74 decks361 decks
14%synergy
Combine Chrysalis
18%inclusion66 decks361 decks
14%synergy
The Great Henge
16%inclusion56 decks361 decks
6%synergy
Mirror Box
14%inclusion50 decks361 decks
11%synergy
Emerald Medallion
13%inclusion46 decks361 decks
9%synergy
Sapphire Medallion
11%inclusion39 decks361 decks
7%synergy
Eldrazi Monument
10%inclusion35 decks361 decks
9%synergy
Coat of Arms
7.5%inclusion27 decks361 decks
6%synergy
Winter Orb
6.4%inclusion23 decks361 decks
6%synergy
Banner of Kinship
6.2%inclusion22 decks357 decks
4%synergy
Skullclamp
6.1%inclusion22 decks361 decks
5%synergy
Static Orb
5.8%inclusion21 decks361 decks
6%synergy
Idol of Oblivion
5.8%inclusion21 decks361 decks
2%synergy
Enchantments
Tribute to the World Tree
50%inclusion180 decks361 decks
44%synergy
Mystic Remora
46%inclusion165 decks361 decks
32%synergy
Kindred Discovery
37%inclusion135 decks361 decks
28%synergy
Sylvan Library
31%inclusion113 decks361 decks
23%synergy
Growing Rites of Itlimoc
22%inclusion79 decks361 decks
16%synergy
Exploration
21%inclusion77 decks361 decks
8%synergy
Cryptolith Rite
20%inclusion74 decks361 decks
17%synergy
Primal Vigor
17%inclusion61 decks361 decks
14%synergy
Wild Growth
16%inclusion59 decks361 decks
8%synergy
Utopia Sprawl
15%inclusion55 decks361 decks
9%synergy
Garruk's Uprising
14%inclusion50 decks361 decks
-4%synergy
Defense of the Heart
13%inclusion46 decks361 decks
11%synergy
Propaganda
12%inclusion42 decks361 decks
5%synergy
Carpet of Flowers
11%inclusion38 decks361 decks
8%synergy
Unnatural Growth
10%inclusion37 decks361 decks
7%synergy
Burgeoning
10%inclusion36 decks361 decks
3%synergy
Springleaf Parade
9.5%inclusion14 decks148 decks
7%synergy
Beastmaster Ascension
9.1%inclusion33 decks361 decks
6%synergy
Paradox Haze
9.1%inclusion33 decks361 decks
9%synergy
Wilderness Reclamation
7.8%inclusion28 decks361 decks
-1%synergy
Imprisoned in the Moon
6.9%inclusion25 decks361 decks
3%synergy
Omniscience
6.9%inclusion25 decks361 decks
2%synergy
Asceticism
6.9%inclusion25 decks361 decks
4%synergy
Kenrith's Transformation
6.9%inclusion25 decks361 decks
3%synergy
Extravagant Replication
6.1%inclusion22 decks361 decks
4%synergy
Dismiss into Dream
6.1%inclusion22 decks361 decks
6%synergy
Opposition
5.8%inclusion21 decks361 decks
5%synergy
Planeswalkers
Oko, Thief of Crowns
34%inclusion124 decks361 decks
28%synergy
Utility Lands
Reliquary Tower
65%inclusion233 decks361 decks
15%synergy
Boseiju, Who Endures
46%inclusion167 decks361 decks
24%synergy
Otawara, Soaring City
37%inclusion133 decks361 decks
18%synergy
Yavimaya, Cradle of Growth
35%inclusion126 decks361 decks
14%synergy
Command Beacon
24%inclusion87 decks361 decks
20%synergy
Three Tree City
22%inclusion79 decks361 decks
17%synergy
Gaea's Cradle
20%inclusion74 decks361 decks
14%synergy
Mystic Sanctuary
17%inclusion61 decks361 decks
5%synergy
Mistrise Village
16%inclusion53 decks322 decks
6%synergy
Alchemist's Refuge
16%inclusion56 decks361 decks
-3%synergy
Temple of the False God
15%inclusion55 decks361 decks
-1%synergy
Evendo, Waking Haven
15%inclusion37 decks244 decks
10%synergy
Castle Garenbrig
15%inclusion54 decks361 decks
11%synergy
Mosswort Bridge
13%inclusion47 decks361 decks
-4%synergy
Rogue's Passage
12%inclusion45 decks361 decks
-10%synergy
Urza's Saga
6.9%inclusion25 decks361 decks
2%synergy
Shifting Woodland
6.9%inclusion25 decks361 decks
1%synergy
Minamo, School at Water's Edge
6.6%inclusion24 decks361 decks
1%synergy
Field of the Dead
5.5%inclusion20 decks361 decks
1%synergy
Dryad Arbor
5.3%inclusion19 decks361 decks
1%synergy
Mana Artifacts
Sol Ring
96%inclusion345 decks361 decks
15%synergy
Arcane Signet
82%inclusion297 decks361 decks
19%synergy
Thought Vessel
42%inclusion153 decks361 decks
23%synergy
Talisman of Curiosity
35%inclusion127 decks361 decks
14%synergy
Simic Signet
34%inclusion124 decks361 decks
4%synergy
Chrome Mox
14%inclusion51 decks361 decks
8%synergy
Fellwar Stone
12%inclusion43 decks361 decks
2%synergy
Lotus Petal
9.1%inclusion33 decks361 decks
3%synergy
Thran Dynamo
7.5%inclusion27 decks361 decks
5%synergy
Mox Diamond
7.2%inclusion26 decks361 decks
3%synergy
Commander's Sphere
6.4%inclusion23 decks361 decks
-1%synergy
Basalt Monolith
5.3%inclusion19 decks361 decks
-2%synergy
Lands
Command Tower
94%inclusion338 decks361 decks
9%synergy
Forest
94%inclusion338 decks361 decks
-2%synergy
Island
93%inclusion337 decks361 decks
-2%synergy
Breeding Pool
75%inclusion272 decks361 decks
28%synergy
Rejuvenating Springs
69%inclusion248 decks361 decks
26%synergy
Hinterland Harbor
69%inclusion248 decks361 decks
8%synergy
Misty Rainforest
60%inclusion216 decks361 decks
29%synergy
Yavimaya Coast
59%inclusion214 decks361 decks
7%synergy
Dreamroot Cascade
57%inclusion204 decks361 decks
12%synergy
Barkchannel Pathway
47%inclusion171 decks361 decks
28%synergy
Flooded Grove
44%inclusion159 decks361 decks
1%synergy
Simic Growth Chamber
42%inclusion150 decks361 decks
-5%synergy
Vineglimmer Snarl
30%inclusion108 decks361 decks
-9%synergy
Waterlogged Grove
30%inclusion108 decks361 decks
10%synergy
Tropical Island
28%inclusion100 decks361 decks
13%synergy
Hedge Maze
27%inclusion99 decks361 decks
8%synergy
Temple of Mystery
26%inclusion94 decks361 decks
-12%synergy
Fabled Passage
25%inclusion92 decks361 decks
9%synergy
Willowrush Verge
25%inclusion90 decks356 decks
7%synergy
Exotic Orchard
23%inclusion82 decks361 decks
-2%synergy
Prismatic Vista
19%inclusion70 decks361 decks
12%synergy
Myriad Landscape
17%inclusion63 decks361 decks
-3%synergy
Flooded Strand
17%inclusion63 decks361 decks
7%synergy
Sink into Stupor
17%inclusion63 decks361 decks
6%synergy
Botanical Sanctum
17%inclusion60 decks361 decks
4%synergy
Windswept Heath
15%inclusion54 decks361 decks
5%synergy
Evolving Wilds
15%inclusion54 decks361 decks
-10%synergy
Bala Ged Recovery
15%inclusion54 decks361 decks
5%synergy
Rimewood Falls
15%inclusion53 decks361 decks
7%synergy
Scalding Tarn
15%inclusion53 decks361 decks
6%synergy
Polluted Delta
15%inclusion53 decks361 decks
5%synergy
Verdant Catacombs
14%inclusion52 decks361 decks
6%synergy
Wooded Foothills
13%inclusion48 decks361 decks
4%synergy
Sodden Verdure
13%inclusion19 decks148 decks
-6%synergy
Thornwood Falls
13%inclusion46 decks361 decks
-4%synergy
Sea Gate Restoration
12%inclusion45 decks361 decks
7%synergy
Overflowing Basin
12%inclusion42 decks361 decks
-10%synergy
Tangled Islet
11%inclusion41 decks361 decks
-5%synergy
Snow-Covered Island
11%inclusion40 decks361 decks
5%synergy
Snow-Covered Forest
11%inclusion40 decks361 decks
5%synergy
Terramorphic Expanse
11%inclusion39 decks361 decks
-9%synergy
Mana Confluence
10%inclusion36 decks361 decks
5%synergy
Glasspool Mimic
10%inclusion36 decks361 decks
6%synergy
City of Brass
10%inclusion35 decks361 decks
4%synergy
Path of Ancestry
9.4%inclusion34 decks361 decks
-8%synergy
Reflecting Pool
9.1%inclusion33 decks361 decks
6%synergy
Hydroelectric Specimen
7.8%inclusion28 decks361 decks
2%synergy
Gemstone Caverns
7.8%inclusion28 decks361 decks
2%synergy
Blighted Woodland
6.9%inclusion25 decks361 decks
0%synergy
Bridgeworks Battle
6.6%inclusion24 decks361 decks
2%synergy
About UsContactPrivacy PolicyTerms of Service
Space Cow MediaArchidektCardsphereCommander SpellbookFABRECSpellvoid
Space Cow MediaArchidektCommander's Herald
Commander SpellbookFABRECSpellvoid
EDHREC is unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.
next@15 test