Koma, Cosmos Serpent (Commander) - cEDH

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #334
21decks
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
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Mana Drain
86%inclusion18 decks21 decks
71%synergy
Sakashima of a Thousand Faces
71%inclusion15 decks21 decks
67%synergy
Boseiju, Who Endures
86%inclusion18 decks21 decks
64%synergy
Force of Negation
67%inclusion14 decks21 decks
59%synergy
Otawara, Soaring City
76%inclusion16 decks21 decks
58%synergy
Elemental Bond
62%inclusion13 decks21 decks
56%synergy
Spark Double
62%inclusion13 decks21 decks
53%synergy
Mystic Remora
67%inclusion14 decks21 decks
53%synergy
Tribute to the World Tree
57%inclusion12 decks21 decks
51%synergy
Adrix and Nev, Twincasters
57%inclusion12 decks21 decks
48%synergy
Top Cards
Birds of Paradise
71%inclusion15 decks21 decks
44%synergy
An Offer You Can't Refuse
67%inclusion14 decks21 decks
43%synergy
Swan Song
62%inclusion13 decks21 decks
43%synergy
Finale of Devastation
57%inclusion12 decks21 decks
46%synergy
Parallel Lives
52%inclusion11 decks21 decks
46%synergy
Heroic Intervention
48%inclusion10 decks21 decks
18%synergy
Mindbreak Trap
48%inclusion10 decks21 decks
43%synergy
Chord of Calling
48%inclusion10 decks21 decks
40%synergy
Sakashima the Impostor
48%inclusion10 decks21 decks
45%synergy
Pact of Negation
48%inclusion10 decks21 decks
41%synergy
Game Changers
Rhystic Study
86%inclusion18 decks21 decks
66%synergy
Cyclonic Rift
86%inclusion18 decks21 decks
62%synergy
Ancient Tomb
76%inclusion16 decks21 decks
68%synergy
Mana Vault
71%inclusion15 decks21 decks
65%synergy
Gaea's Cradle
71%inclusion15 decks21 decks
65%synergy
Fierce Guardianship
71%inclusion15 decks21 decks
55%synergy
Force of Will
71%inclusion15 decks21 decks
62%synergy
The One Ring
62%inclusion13 decks21 decks
55%synergy
Worldly Tutor
57%inclusion12 decks21 decks
43%synergy
Seedborn Muse
52%inclusion11 decks21 decks
36%synergy
Creatures
Phyrexian Metamorph
38%inclusion8 decks21 decks
30%synergy
Roaming Throne
38%inclusion8 decks21 decks
31%synergy
Junk Winder
38%inclusion8 decks21 decks
32%synergy
Enduring Vitality
38%inclusion8 decks21 decks
31%synergy
Kinnan, Bonder Prodigy
38%inclusion8 decks21 decks
35%synergy
Delighted Halfling
38%inclusion8 decks21 decks
27%synergy
Elvish Mystic
33%inclusion7 decks21 decks
11%synergy
Gilded Drake
33%inclusion7 decks21 decks
31%synergy
Craterhoof Behemoth
33%inclusion7 decks21 decks
23%synergy
Llanowar Elves
33%inclusion7 decks21 decks
6%synergy
Murkfiend Liege
29%inclusion6 decks21 decks
15%synergy
Endurance
29%inclusion6 decks21 decks
24%synergy
Garruk's Packleader
24%inclusion5 decks21 decks
22%synergy
Collector Ouphe
24%inclusion5 decks21 decks
23%synergy
Koma, World-Eater
24%inclusion5 decks21 decks
11%synergy
Consecrated Sphinx
24%inclusion5 decks21 decks
15%synergy
Sakura-Tribe Elder
24%inclusion5 decks21 decks
5%synergy
Hullbreaker Horror
24%inclusion5 decks21 decks
6%synergy
Badgermole Cub
22%inclusion2 decks9 decks
17%synergy
Irma, Part-Time Mutant
20%inclusion1 decks5 decks
18%synergy
Volatile Stormdrake
19%inclusion4 decks21 decks
17%synergy
Eternal Witness
19%inclusion4 decks21 decks
0%synergy
Thrasios, Triton Hero
19%inclusion4 decks21 decks
12%synergy
Aesi, Tyrant of Gyre Strait
19%inclusion4 decks21 decks
1%synergy
Esix, Fractal Bloom
19%inclusion4 decks21 decks
15%synergy
Faerie Mastermind
19%inclusion4 decks21 decks
14%synergy
Phantasmal Image
19%inclusion4 decks21 decks
16%synergy
Serpent of Yawning Depths
19%inclusion4 decks21 decks
13%synergy
Fyndhorn Elves
19%inclusion4 decks21 decks
5%synergy
Arixmethes, Slumbering Isle
19%inclusion4 decks21 decks
6%synergy
Bloom Tender
14%inclusion3 decks21 decks
10%synergy
Octomancer
14%inclusion3 decks21 decks
10%synergy
Walking Ballista
14%inclusion3 decks21 decks
10%synergy
Saryth, the Viper's Fang
14%inclusion3 decks21 decks
13%synergy
Inga and Esika
14%inclusion3 decks21 decks
12%synergy
Kozilek, Butcher of Truth
14%inclusion3 decks21 decks
12%synergy
Ohran Frostfang
14%inclusion3 decks21 decks
11%synergy
Progenitor Mimic
14%inclusion3 decks21 decks
10%synergy
Archetype of Imagination
14%inclusion3 decks21 decks
10%synergy
Manglehorn
14%inclusion3 decks21 decks
12%synergy
Mockingbird
14%inclusion3 decks21 decks
10%synergy
Wan Shi Tong, Librarian
11%inclusion1 decks9 decks
5%synergy
The Unagi of Kyoshi Island
11%inclusion1 decks9 decks
6%synergy
Trophy Mage
10%inclusion2 decks21 decks
5%synergy
Flesh Duplicate
10%inclusion2 decks21 decks
8%synergy
Circle of Dreams Druid
10%inclusion2 decks21 decks
8%synergy
Selvala, Heart of the Wilds
10%inclusion2 decks21 decks
6%synergy
Tishana's Tidebinder
10%inclusion2 decks21 decks
5%synergy
Subtlety
10%inclusion2 decks21 decks
9%synergy
Elvish Spirit Guide
10%inclusion2 decks21 decks
5%synergy
Instants
Negate
43%inclusion9 decks21 decks
18%synergy
Flusterstorm
43%inclusion9 decks21 decks
37%synergy
Counterspell
43%inclusion9 decks21 decks
-6%synergy
Veil of Summer
38%inclusion8 decks21 decks
33%synergy
Mental Misstep
38%inclusion8 decks21 decks
33%synergy
Crop Rotation
38%inclusion8 decks21 decks
26%synergy
Double Major
38%inclusion8 decks21 decks
30%synergy
Mystical Tutor
38%inclusion8 decks21 decks
30%synergy
Growth Spiral
33%inclusion7 decks21 decks
-11%synergy
Force of Vigor
33%inclusion7 decks21 decks
29%synergy
Second Harvest
29%inclusion6 decks21 decks
22%synergy
Noxious Revival
29%inclusion6 decks21 decks
23%synergy
Beast Within
29%inclusion6 decks21 decks
-20%synergy
Strix Serenade
24%inclusion5 decks21 decks
21%synergy
Arcane Denial
24%inclusion5 decks21 decks
2%synergy
Sink into Stupor
24%inclusion5 decks21 decks
12%synergy
Simic Charm
24%inclusion5 decks21 decks
17%synergy
Trickbind
19%inclusion4 decks21 decks
19%synergy
Chain of Vapor
19%inclusion4 decks21 decks
16%synergy
Archdruid's Charm
19%inclusion4 decks21 decks
13%synergy
Nature's Claim
19%inclusion4 decks21 decks
10%synergy
Harmonized Crescendo
17%inclusion1 decks6 decks
15%synergy
Pongify
14%inclusion3 decks21 decks
-10%synergy
Return of the Wildspeaker
14%inclusion3 decks21 decks
4%synergy
Brainstorm
14%inclusion3 decks21 decks
-0%synergy
Mystic Reflection
14%inclusion3 decks21 decks
12%synergy
Legolas's Quick Reflexes
14%inclusion3 decks21 decks
13%synergy
Stifle
14%inclusion3 decks21 decks
14%synergy
Tamiyo's Safekeeping
14%inclusion3 decks21 decks
9%synergy
Voidslime
14%inclusion3 decks21 decks
9%synergy
Dispel
14%inclusion3 decks21 decks
10%synergy
Entish Restoration
14%inclusion3 decks21 decks
5%synergy
Muddle the Mixture
10%inclusion2 decks21 decks
6%synergy
Rapid Hybridization
10%inclusion2 decks21 decks
-18%synergy
Snakeskin Veil
10%inclusion2 decks21 decks
4%synergy
Krosan Grip
10%inclusion2 decks21 decks
3%synergy
Flare of Denial
10%inclusion2 decks21 decks
7%synergy
Into the Flood Maw
10%inclusion2 decks21 decks
5%synergy
Snap
10%inclusion2 decks21 decks
6%synergy
Narset's Reversal
10%inclusion2 decks21 decks
8%synergy
Dramatic Reversal
10%inclusion2 decks21 decks
5%synergy
Miscast
10%inclusion2 decks21 decks
8%synergy
Resculpt
10%inclusion2 decks21 decks
4%synergy
Archmage's Charm
10%inclusion2 decks21 decks
8%synergy
Sorceries
Whelming Wave
38%inclusion8 decks21 decks
27%synergy
Kodama's Reach
33%inclusion7 decks21 decks
-1%synergy
Nature's Lore
33%inclusion7 decks21 decks
1%synergy
Rampant Growth
33%inclusion7 decks21 decks
-6%synergy
Irenicus's Vile Duplication
33%inclusion7 decks21 decks
27%synergy
Cultivate
33%inclusion7 decks21 decks
-13%synergy
Green Sun's Zenith
29%inclusion6 decks21 decks
21%synergy
Three Visits
24%inclusion5 decks21 decks
-1%synergy
Farseek
24%inclusion5 decks21 decks
-2%synergy
Skyshroud Claim
24%inclusion5 decks21 decks
14%synergy
Fabricate
19%inclusion4 decks21 decks
13%synergy
Natural Order
19%inclusion4 decks21 decks
18%synergy
Windfall
14%inclusion3 decks21 decks
11%synergy
Eldritch Evolution
14%inclusion3 decks21 decks
12%synergy
Quantum Misalignment
14%inclusion3 decks21 decks
11%synergy
Curse of the Swine
14%inclusion3 decks21 decks
2%synergy
Explore
14%inclusion3 decks21 decks
-6%synergy
Sea Gate Restoration
10%inclusion2 decks21 decks
4%synergy
Triumph of the Hordes
10%inclusion2 decks21 decks
7%synergy
Neoform
10%inclusion2 decks21 decks
6%synergy
Personal Tutor
10%inclusion2 decks21 decks
9%synergy
Preordain
10%inclusion2 decks21 decks
2%synergy
Rite of Replication
10%inclusion2 decks21 decks
2%synergy
Overwhelming Stampede
10%inclusion2 decks21 decks
-3%synergy
Raise the Palisade
10%inclusion2 decks21 decks
3%synergy
Commune with Beavers
8.3%inclusion1 decks12 decks
8%synergy
Utility Artifacts
Winter Orb
43%inclusion9 decks21 decks
43%synergy
Helm of the Host
38%inclusion8 decks21 decks
33%synergy
Static Orb
29%inclusion6 decks21 decks
28%synergy
Winter Moon
24%inclusion5 decks21 decks
24%synergy
Lightning Greaves
24%inclusion5 decks21 decks
4%synergy
Isochron Scepter
24%inclusion5 decks21 decks
22%synergy
Trinisphere
19%inclusion4 decks21 decks
19%synergy
Tangle Wire
19%inclusion4 decks21 decks
19%synergy
Buster Sword
17%inclusion2 decks12 decks
16%synergy
Coat of Arms
14%inclusion3 decks21 decks
13%synergy
Grafdigger's Cage
14%inclusion3 decks21 decks
14%synergy
Swiftfoot Boots
14%inclusion3 decks21 decks
-10%synergy
Staff of Domination
14%inclusion3 decks21 decks
13%synergy
Smokestack
14%inclusion3 decks21 decks
14%synergy
Damping Sphere
14%inclusion3 decks21 decks
14%synergy
Thorn of Amethyst
10%inclusion2 decks21 decks
9%synergy
Null Rod
10%inclusion2 decks21 decks
9%synergy
Mirror Box
10%inclusion2 decks21 decks
6%synergy
Weathered Runestone
10%inclusion2 decks21 decks
9%synergy
The Great Henge
10%inclusion2 decks21 decks
0%synergy
Combine Chrysalis
10%inclusion2 decks21 decks
5%synergy
Idol of Oblivion
10%inclusion2 decks21 decks
6%synergy
Enchantments
Doubling Season
43%inclusion9 decks21 decks
32%synergy
Sylvan Library
38%inclusion8 decks21 decks
30%synergy
Kindred Discovery
24%inclusion5 decks21 decks
15%synergy
Cryptolith Rite
24%inclusion5 decks21 decks
21%synergy
Carpet of Flowers
24%inclusion5 decks21 decks
21%synergy
Primal Vigor
24%inclusion5 decks21 decks
21%synergy
Burgeoning
24%inclusion5 decks21 decks
17%synergy
Exploration
19%inclusion4 decks21 decks
6%synergy
Verity Circle
19%inclusion4 decks21 decks
18%synergy
Springleaf Parade
17%inclusion1 decks6 decks
14%synergy
Utopia Sprawl
14%inclusion3 decks21 decks
8%synergy
Back to Basics
14%inclusion3 decks21 decks
14%synergy
Frozen Aether
14%inclusion3 decks21 decks
14%synergy
Root Maze
14%inclusion3 decks21 decks
14%synergy
Wild Growth
14%inclusion3 decks21 decks
6%synergy
Wilderness Reclamation
14%inclusion3 decks21 decks
5%synergy
Mirrormade
14%inclusion3 decks21 decks
12%synergy
Leyline of Anticipation
14%inclusion3 decks21 decks
10%synergy
Defense of the Heart
14%inclusion3 decks21 decks
12%synergy
Freed from the Real
10%inclusion2 decks21 decks
5%synergy
Survival of the Fittest
10%inclusion2 decks21 decks
9%synergy
Pattern of Rebirth
10%inclusion2 decks21 decks
9%synergy
Earthcraft
10%inclusion2 decks21 decks
9%synergy
Kenrith's Transformation
10%inclusion2 decks21 decks
6%synergy
Steal Enchantment
10%inclusion2 decks21 decks
9%synergy
Stasis
10%inclusion2 decks21 decks
9%synergy
Opposition
10%inclusion2 decks21 decks
9%synergy
Cream of the Crop
10%inclusion2 decks21 decks
9%synergy
Unnatural Growth
10%inclusion2 decks21 decks
6%synergy
Growing Rites of Itlimoc
10%inclusion2 decks21 decks
4%synergy
Arcane Laboratory
10%inclusion2 decks21 decks
9%synergy
Moonlit Meditation
9.1%inclusion1 decks11 decks
8%synergy
Unstoppable Plan
5.6%inclusion1 decks18 decks
4%synergy
Planeswalkers
Oko, Thief of Crowns
38%inclusion8 decks21 decks
32%synergy
Narset, Parter of Veils
19%inclusion4 decks21 decks
18%synergy
Utility Lands
Yavimaya, Cradle of Growth
48%inclusion10 decks21 decks
27%synergy
Reliquary Tower
38%inclusion8 decks21 decks
-12%synergy
Three Tree City
29%inclusion6 decks21 decks
24%synergy
Mistrise Village
27%inclusion4 decks15 decks
16%synergy
Minamo, School at Water's Edge
24%inclusion5 decks21 decks
18%synergy
Urza's Saga
24%inclusion5 decks21 decks
19%synergy
Alchemist's Refuge
19%inclusion4 decks21 decks
0%synergy
Command Beacon
19%inclusion4 decks21 decks
15%synergy
Castle Garenbrig
19%inclusion4 decks21 decks
15%synergy
City of Traitors
19%inclusion4 decks21 decks
19%synergy
Evendo, Waking Haven
18%inclusion2 decks11 decks
13%synergy
Yavimaya Hollow
14%inclusion3 decks21 decks
14%synergy
Academy Ruins
14%inclusion3 decks21 decks
12%synergy
Geier Reach Sanitarium
14%inclusion3 decks21 decks
14%synergy
Shifting Woodland
10%inclusion2 decks21 decks
4%synergy
Temple of the False God
10%inclusion2 decks21 decks
-6%synergy
Dryad Arbor
10%inclusion2 decks21 decks
5%synergy
Rogue's Passage
10%inclusion2 decks21 decks
-13%synergy
Mikokoro, Center of the Sea
10%inclusion2 decks21 decks
9%synergy
Mana Artifacts
Sol Ring
95%inclusion20 decks21 decks
15%synergy
Arcane Signet
81%inclusion17 decks21 decks
18%synergy
Chrome Mox
52%inclusion11 decks21 decks
46%synergy
Lotus Petal
43%inclusion9 decks21 decks
37%synergy
Mox Diamond
43%inclusion9 decks21 decks
38%synergy
Talisman of Curiosity
38%inclusion8 decks21 decks
17%synergy
Mox Opal
29%inclusion6 decks21 decks
24%synergy
Grim Monolith
24%inclusion5 decks21 decks
21%synergy
Simic Signet
24%inclusion5 decks21 decks
-6%synergy
Thought Vessel
24%inclusion5 decks21 decks
4%synergy
Basalt Monolith
24%inclusion5 decks21 decks
17%synergy
Fellwar Stone
19%inclusion4 decks21 decks
10%synergy
Everflowing Chalice
10%inclusion2 decks21 decks
6%synergy
Commander's Sphere
10%inclusion2 decks21 decks
2%synergy
Machine God's Effigy
10%inclusion2 decks21 decks
8%synergy
Sol Talisman
10%inclusion2 decks21 decks
9%synergy
Lands
Island
90%inclusion19 decks21 decks
-5%synergy
Forest
90%inclusion19 decks21 decks
-5%synergy
Command Tower
86%inclusion18 decks21 decks
1%synergy
Breeding Pool
76%inclusion16 decks21 decks
29%synergy
Tropical Island
76%inclusion16 decks21 decks
62%synergy
Misty Rainforest
71%inclusion15 decks21 decks
41%synergy
Yavimaya Coast
62%inclusion13 decks21 decks
9%synergy
Rejuvenating Springs
57%inclusion12 decks21 decks
15%synergy
Hinterland Harbor
43%inclusion9 decks21 decks
-19%synergy
Windswept Heath
38%inclusion8 decks21 decks
28%synergy
Waterlogged Grove
38%inclusion8 decks21 decks
19%synergy
Gemstone Caverns
38%inclusion8 decks21 decks
33%synergy
Prismatic Vista
33%inclusion7 decks21 decks
26%synergy
Wooded Foothills
33%inclusion7 decks21 decks
24%synergy
City of Brass
33%inclusion7 decks21 decks
28%synergy
Mana Confluence
33%inclusion7 decks21 decks
28%synergy
Barkchannel Pathway
29%inclusion6 decks21 decks
9%synergy
Verdant Catacombs
29%inclusion6 decks21 decks
20%synergy
Dreamroot Cascade
29%inclusion6 decks21 decks
-17%synergy
Polluted Delta
29%inclusion6 decks21 decks
19%synergy
Flooded Strand
29%inclusion6 decks21 decks
18%synergy
Sink into Stupor
24%inclusion5 decks21 decks
12%synergy
Hedge Maze
24%inclusion5 decks21 decks
4%synergy
Simic Growth Chamber
19%inclusion4 decks21 decks
-27%synergy
Exotic Orchard
19%inclusion4 decks21 decks
-6%synergy
Snow-Covered Island
19%inclusion4 decks21 decks
13%synergy
Snow-Covered Forest
19%inclusion4 decks21 decks
13%synergy
Vineglimmer Snarl
19%inclusion4 decks21 decks
-21%synergy
Scalding Tarn
19%inclusion4 decks21 decks
10%synergy
Temple of Mystery
19%inclusion4 decks21 decks
-18%synergy
Willowrush Verge
17%inclusion3 decks18 decks
-2%synergy
Botanical Sanctum
14%inclusion3 decks21 decks
1%synergy
Cavern of Souls
14%inclusion3 decks21 decks
9%synergy
Flooded Grove
14%inclusion3 decks21 decks
-29%synergy
Talon Gates of Madara
14%inclusion3 decks21 decks
8%synergy
Fabled Passage
10%inclusion2 decks21 decks
-7%synergy
Sea Gate Restoration
10%inclusion2 decks21 decks
4%synergy
Tangled Islet
10%inclusion2 decks21 decks
-6%synergy
Evolving Wilds
10%inclusion2 decks21 decks
-15%synergy
Thornwood Falls
10%inclusion2 decks21 decks
-7%synergy
Glasspool Mimic
10%inclusion2 decks21 decks
5%synergy
Starting Town
8.3%inclusion1 decks12 decks
7%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