Koma, Cosmos Serpent (Commander) - Expensive Core

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #335
58decks
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
21%inclusion3 decks14 decks
18%synergy
Studious First-Year
7.1%inclusion1 decks14 decks
2%synergy
Harmonized Trio
7.1%inclusion1 decks14 decks
4%synergy
Mind into Matter
7.1%inclusion1 decks14 decks
-2%synergy
Noxious Newt
7.1%inclusion1 decks14 decks
5%synergy
High Synergy Cards
Adrix and Nev, Twincasters
78%inclusion45 decks58 decks
69%synergy
Parallel Lives
72%inclusion42 decks58 decks
67%synergy
Junk Winder
72%inclusion42 decks58 decks
66%synergy
Spark Double
74%inclusion43 decks58 decks
65%synergy
Elemental Bond
69%inclusion40 decks58 decks
63%synergy
Koma, World-Eater
74%inclusion40 decks54 decks
62%synergy
Serpent of Yawning Depths
67%inclusion39 decks58 decks
61%synergy
Whelming Wave
71%inclusion41 decks58 decks
60%synergy
Aesi, Tyrant of Gyre Strait
74%inclusion43 decks58 decks
56%synergy
Sakashima of a Thousand Faces
60%inclusion35 decks58 decks
55%synergy
Top Cards
Cultivate
81%inclusion47 decks58 decks
35%synergy
Kodama's Reach
76%inclusion44 decks58 decks
41%synergy
Nature's Lore
69%inclusion40 decks58 decks
37%synergy
Heroic Intervention
69%inclusion40 decks58 decks
39%synergy
Three Visits
67%inclusion39 decks58 decks
42%synergy
Rampant Growth
64%inclusion37 decks58 decks
24%synergy
Counterspell
64%inclusion37 decks58 decks
15%synergy
Doubling Season
62%inclusion36 decks58 decks
52%synergy
Spawning Kraken
59%inclusion34 decks58 decks
52%synergy
Birds of Paradise
59%inclusion34 decks58 decks
31%synergy
Game Changers
Seedborn Muse
19%inclusion11 decks58 decks
3%synergy
Consecrated Sphinx
10%inclusion6 decks58 decks
2%synergy
Rhystic Study
5.2%inclusion3 decks58 decks
-15%synergy
Worldly Tutor
5.2%inclusion3 decks58 decks
-9%synergy
Fierce Guardianship
5.2%inclusion3 decks58 decks
-11%synergy
Cyclonic Rift
5.2%inclusion3 decks58 decks
-18%synergy
Creatures
Sakashima the Impostor
53%inclusion31 decks58 decks
51%synergy
Arixmethes, Slumbering Isle
52%inclusion30 decks58 decks
39%synergy
Elvish Mystic
48%inclusion28 decks58 decks
26%synergy
Tatyova, Benthic Druid
45%inclusion26 decks58 decks
15%synergy
Llanowar Elves
45%inclusion26 decks58 decks
17%synergy
Murkfiend Liege
43%inclusion25 decks58 decks
29%synergy
Craterhoof Behemoth
40%inclusion23 decks58 decks
30%synergy
Hullbreaker Horror
38%inclusion22 decks58 decks
20%synergy
Sakura-Tribe Elder
38%inclusion22 decks58 decks
19%synergy
Roaming Throne
36%inclusion21 decks58 decks
29%synergy
Garruk's Packleader
34%inclusion20 decks58 decks
32%synergy
Enduring Vitality
32%inclusion18 decks57 decks
24%synergy
Ohran Frostfang
31%inclusion18 decks58 decks
27%synergy
Summon: Leviathan
31%inclusion11 decks36 decks
24%synergy
Delighted Halfling
26%inclusion15 decks58 decks
15%synergy
Eternal Witness
26%inclusion15 decks58 decks
7%synergy
Slinn Voda, the Rising Deep
26%inclusion15 decks58 decks
20%synergy
Fyndhorn Elves
26%inclusion15 decks58 decks
12%synergy
Esix, Fractal Bloom
24%inclusion14 decks58 decks
20%synergy
The Unagi of Kyoshi Island
24%inclusion6 decks25 decks
19%synergy
Fanatic of Rhonas
22%inclusion13 decks58 decks
17%synergy
Octomancer
21%inclusion12 decks57 decks
16%synergy
Enduring Curiosity
21%inclusion12 decks57 decks
18%synergy
Nezahal, Primal Tide
21%inclusion12 decks58 decks
10%synergy
Curiosity Crafter
21%inclusion12 decks58 decks
17%synergy
Archetype of Imagination
21%inclusion12 decks58 decks
16%synergy
Nadir Kraken
19%inclusion11 decks58 decks
15%synergy
Scute Swarm
19%inclusion11 decks58 decks
0%synergy
Coiling Oracle
19%inclusion11 decks58 decks
7%synergy
Scourge of Fleets
17%inclusion10 decks58 decks
10%synergy
Uro, Titan of Nature's Wrath
17%inclusion10 decks58 decks
8%synergy
Chameleon, Master of Disguise
16%inclusion5 decks31 decks
14%synergy
Tireless Provisioner
16%inclusion9 decks58 decks
2%synergy
Glasspool Mimic
16%inclusion9 decks58 decks
11%synergy
Loch Mare
14%inclusion3 decks21 decks
14%synergy
Avenger of Zendikar
14%inclusion8 decks58 decks
-3%synergy
Lotus Cobra
14%inclusion8 decks58 decks
2%synergy
Kiora, Sovereign of the Deep
14%inclusion8 decks58 decks
12%synergy
Starwinder
12%inclusion4 decks33 decks
6%synergy
Xolatoyac, the Smiling Flood
12%inclusion7 decks58 decks
5%synergy
Rampaging Baloths
12%inclusion7 decks58 decks
-4%synergy
Auton Soldier
12%inclusion7 decks58 decks
9%synergy
Clever Impersonator
12%inclusion7 decks58 decks
7%synergy
Azusa, Lost but Seeking
12%inclusion7 decks58 decks
-1%synergy
Saryth, the Viper's Fang
12%inclusion7 decks58 decks
11%synergy
Toski, Bearer of Secrets
12%inclusion7 decks58 decks
9%synergy
Irma, Part-Time Mutant
11%inclusion2 decks18 decks
9%synergy
Reclamation Sage
10%inclusion6 decks58 decks
-2%synergy
Phyrexian Metamorph
10%inclusion6 decks58 decks
2%synergy
Circle of Dreams Druid
10%inclusion6 decks58 decks
8%synergy
Instants
Beast Within
57%inclusion33 decks58 decks
8%synergy
Growth Spiral
52%inclusion30 decks58 decks
7%synergy
Second Harvest
50%inclusion29 decks58 decks
44%synergy
Double Major
47%inclusion27 decks58 decks
38%synergy
An Offer You Can't Refuse
43%inclusion25 decks58 decks
20%synergy
Return of the Wildspeaker
41%inclusion24 decks58 decks
31%synergy
Negate
38%inclusion22 decks58 decks
13%synergy
Mana Drain
38%inclusion22 decks58 decks
23%synergy
Pongify
36%inclusion21 decks58 decks
12%synergy
Rapid Hybridization
34%inclusion20 decks58 decks
7%synergy
Arcane Denial
31%inclusion18 decks58 decks
9%synergy
Swan Song
29%inclusion17 decks58 decks
11%synergy
Brainstorm
17%inclusion10 decks58 decks
3%synergy
Nature's Claim
17%inclusion10 decks58 decks
8%synergy
Harrow
17%inclusion10 decks58 decks
6%synergy
Tamiyo's Safekeeping
16%inclusion9 decks58 decks
11%synergy
Simic Charm
16%inclusion9 decks58 decks
8%synergy
Chord of Calling
14%inclusion8 decks58 decks
7%synergy
Krosan Grip
12%inclusion7 decks58 decks
5%synergy
Return to Nature
10%inclusion6 decks58 decks
6%synergy
Noxious Revival
10%inclusion6 decks58 decks
5%synergy
Planar Genesis
10%inclusion6 decks58 decks
-1%synergy
Reality Shift
10%inclusion6 decks58 decks
-4%synergy
Entish Restoration
10%inclusion6 decks58 decks
1%synergy
Force of Negation
8.6%inclusion5 decks58 decks
1%synergy
Mystic Reflection
8.6%inclusion5 decks58 decks
6%synergy
Collective Resistance
8.6%inclusion5 decks58 decks
5%synergy
Sublime Epiphany
6.9%inclusion4 decks58 decks
5%synergy
Stubborn Denial
6.9%inclusion4 decks58 decks
4%synergy
Archdruid's Charm
6.9%inclusion4 decks58 decks
1%synergy
Snakeskin Veil
6.9%inclusion4 decks58 decks
1%synergy
Tyvar's Stand
6.9%inclusion4 decks58 decks
3%synergy
Flusterstorm
6.9%inclusion4 decks58 decks
1%synergy
Sink into Stupor
6.9%inclusion4 decks58 decks
-5%synergy
Consult the Star Charts
6.1%inclusion2 decks33 decks
4%synergy
Auroral Procession
5.3%inclusion2 decks38 decks
1%synergy
Eureka Moment
5.2%inclusion3 decks58 decks
-7%synergy
Force of Vigor
5.2%inclusion3 decks58 decks
1%synergy
Perplexing Test
5.2%inclusion3 decks58 decks
0%synergy
Aetherize
5.2%inclusion3 decks58 decks
-7%synergy
Slip Out the Back
5.2%inclusion3 decks58 decks
2%synergy
Sorceries
Irenicus's Vile Duplication
59%inclusion34 decks58 decks
53%synergy
Farseek
52%inclusion30 decks58 decks
25%synergy
Skyshroud Claim
48%inclusion28 decks58 decks
39%synergy
Quantum Misalignment
28%inclusion16 decks58 decks
25%synergy
Explore
24%inclusion14 decks58 decks
4%synergy
Overwhelming Stampede
24%inclusion14 decks58 decks
12%synergy
Finale of Devastation
24%inclusion14 decks58 decks
13%synergy
Rite of Replication
24%inclusion14 decks58 decks
17%synergy
Rishkar's Expertise
16%inclusion9 decks58 decks
6%synergy
Bala Ged Recovery
16%inclusion9 decks58 decks
6%synergy
Triumph of the Hordes
16%inclusion9 decks58 decks
13%synergy
Sea Gate Restoration
10%inclusion6 decks58 decks
5%synergy
Urban Evolution
10%inclusion6 decks58 decks
1%synergy
Open the Way
8.6%inclusion5 decks58 decks
4%synergy
Curse of the Swine
8.6%inclusion5 decks58 decks
-3%synergy
Shamanic Revelation
8.6%inclusion5 decks58 decks
4%synergy
Nature's Rhythm
7.9%inclusion3 decks38 decks
2%synergy
Tempt with Discovery
6.9%inclusion4 decks58 decks
3%synergy
Broken Bond
6.9%inclusion4 decks58 decks
2%synergy
Raise the Palisade
6.9%inclusion4 decks58 decks
1%synergy
Bridgeworks Battle
6.9%inclusion4 decks58 decks
2%synergy
Explosive Vegetation
6.9%inclusion4 decks58 decks
1%synergy
Regrowth
6.9%inclusion4 decks58 decks
4%synergy
Ponder
6.9%inclusion4 decks58 decks
-0%synergy
Green Sun's Zenith
6.9%inclusion4 decks58 decks
-1%synergy
Migration Path
6.9%inclusion4 decks58 decks
4%synergy
Lessons from Life
5.6%inclusion1 decks18 decks
0%synergy
Windfall
5.2%inclusion3 decks58 decks
1%synergy
Finale of Revelation
5.2%inclusion3 decks58 decks
-1%synergy
Into the North
5.2%inclusion3 decks58 decks
4%synergy
Last March of the Ents
5.2%inclusion3 decks58 decks
2%synergy
Aggressive Biomancy
5.2%inclusion3 decks58 decks
1%synergy
Ezuri's Predation
5.2%inclusion3 decks58 decks
-2%synergy
Harmonize
5.2%inclusion3 decks58 decks
-0%synergy
Utility Artifacts
Lightning Greaves
47%inclusion27 decks58 decks
26%synergy
Helm of the Host
45%inclusion26 decks58 decks
40%synergy
Swiftfoot Boots
41%inclusion24 decks58 decks
17%synergy
The Great Henge
26%inclusion15 decks58 decks
16%synergy
Combine Chrysalis
26%inclusion15 decks58 decks
22%synergy
Eldrazi Monument
22%inclusion13 decks58 decks
22%synergy
Mirror Box
17%inclusion10 decks58 decks
14%synergy
Idol of Oblivion
14%inclusion8 decks58 decks
10%synergy
Sapphire Medallion
10%inclusion6 decks58 decks
7%synergy
Bident of Thassa
8.6%inclusion5 decks58 decks
2%synergy
Emerald Medallion
8.6%inclusion5 decks58 decks
5%synergy
Coat of Arms
6.9%inclusion4 decks58 decks
6%synergy
Crucible of Worlds
6.9%inclusion4 decks58 decks
3%synergy
Mirror Gallery
5.2%inclusion3 decks58 decks
5%synergy
Enchantments
Tribute to the World Tree
52%inclusion30 decks58 decks
46%synergy
Kindred Discovery
33%inclusion19 decks58 decks
24%synergy
Mystic Remora
33%inclusion19 decks58 decks
19%synergy
Primal Vigor
28%inclusion16 decks58 decks
25%synergy
Growing Rites of Itlimoc
26%inclusion15 decks58 decks
20%synergy
Exploration
22%inclusion13 decks58 decks
10%synergy
Garruk's Uprising
19%inclusion11 decks58 decks
1%synergy
Sylvan Library
17%inclusion10 decks58 decks
9%synergy
Wild Growth
16%inclusion9 decks58 decks
7%synergy
Imprisoned in the Moon
14%inclusion8 decks58 decks
10%synergy
Utopia Sprawl
14%inclusion8 decks58 decks
7%synergy
Impostor Syndrome
13%inclusion4 decks31 decks
11%synergy
Defense of the Heart
12%inclusion7 decks58 decks
10%synergy
Asceticism
12%inclusion7 decks58 decks
9%synergy
Paradox Haze
12%inclusion7 decks58 decks
12%synergy
Beastmaster Ascension
10%inclusion6 decks58 decks
7%synergy
Kenrith's Transformation
10%inclusion6 decks58 decks
7%synergy
Cryptolith Rite
8.6%inclusion5 decks58 decks
5%synergy
Unnatural Growth
8.6%inclusion5 decks58 decks
5%synergy
Wilderness Reclamation
8.6%inclusion5 decks58 decks
-1%synergy
Propaganda
8.6%inclusion5 decks58 decks
2%synergy
Walk-In Closet // Forgotten Cellar
7.0%inclusion4 decks57 decks
5%synergy
Kiora Bests the Sea God
6.9%inclusion4 decks58 decks
5%synergy
Moonlit Meditation
6.1%inclusion2 decks33 decks
5%synergy
Zendikar Resurgent
5.2%inclusion3 decks58 decks
3%synergy
Mana Reflection
5.2%inclusion3 decks58 decks
0%synergy
Extravagant Replication
5.2%inclusion3 decks58 decks
3%synergy
Burgeoning
5.2%inclusion3 decks58 decks
-2%synergy
Shark Typhoon
5.2%inclusion3 decks58 decks
4%synergy
Battles
Invasion of Segovia
5.2%inclusion3 decks58 decks
5%synergy
Invasion of Ikoria
5.2%inclusion3 decks58 decks
1%synergy
Planeswalkers
Oko, Thief of Crowns
21%inclusion12 decks58 decks
14%synergy
Kiora, the Crashing Wave
16%inclusion9 decks58 decks
13%synergy
Kiora, Behemoth Beckoner
5.2%inclusion3 decks58 decks
-1%synergy
Utility Lands
Reliquary Tower
62%inclusion36 decks58 decks
12%synergy
Yavimaya, Cradle of Growth
40%inclusion23 decks58 decks
19%synergy
Boseiju, Who Endures
33%inclusion19 decks58 decks
11%synergy
Otawara, Soaring City
31%inclusion18 decks58 decks
13%synergy
Evendo, Waking Haven
24%inclusion8 decks33 decks
19%synergy
Mosswort Bridge
21%inclusion12 decks58 decks
4%synergy
Three Tree City
19%inclusion11 decks57 decks
14%synergy
Mystic Sanctuary
17%inclusion10 decks58 decks
5%synergy
Castle Garenbrig
17%inclusion10 decks58 decks
13%synergy
Command Beacon
16%inclusion9 decks58 decks
12%synergy
Rogue's Passage
14%inclusion8 decks58 decks
-9%synergy
Temple of the False God
14%inclusion8 decks58 decks
-2%synergy
Mistrise Village
13%inclusion5 decks38 decks
2%synergy
Alchemist's Refuge
10%inclusion6 decks58 decks
-8%synergy
Nykthos, Shrine to Nyx
8.6%inclusion5 decks58 decks
6%synergy
Castle Vantress
8.6%inclusion5 decks58 decks
2%synergy
Restless Vinestalk
6.9%inclusion4 decks58 decks
2%synergy
Lumbering Falls
6.9%inclusion4 decks58 decks
1%synergy
Urza's Saga
5.2%inclusion3 decks58 decks
0%synergy
Thespian's Stage
5.2%inclusion3 decks58 decks
-2%synergy
Mana Artifacts
Sol Ring
90%inclusion52 decks58 decks
9%synergy
Arcane Signet
69%inclusion40 decks58 decks
6%synergy
Simic Signet
36%inclusion21 decks58 decks
6%synergy
Thought Vessel
29%inclusion17 decks58 decks
10%synergy
Talisman of Curiosity
22%inclusion13 decks58 decks
1%synergy
Decanter of Endless Water
8.6%inclusion5 decks58 decks
4%synergy
Commander's Sphere
6.9%inclusion4 decks58 decks
-0%synergy
Mind Stone
5.2%inclusion3 decks58 decks
1%synergy
Midnight Clock
5.2%inclusion3 decks58 decks
3%synergy
Lands
Island
90%inclusion52 decks58 decks
-6%synergy
Forest
90%inclusion52 decks58 decks
-6%synergy
Command Tower
88%inclusion51 decks58 decks
3%synergy
Breeding Pool
84%inclusion49 decks58 decks
37%synergy
Rejuvenating Springs
66%inclusion38 decks58 decks
23%synergy
Misty Rainforest
62%inclusion36 decks58 decks
31%synergy
Hinterland Harbor
60%inclusion35 decks58 decks
-1%synergy
Dreamroot Cascade
59%inclusion34 decks58 decks
13%synergy
Yavimaya Coast
48%inclusion28 decks58 decks
-5%synergy
Simic Growth Chamber
47%inclusion27 decks58 decks
0%synergy
Flooded Grove
43%inclusion25 decks58 decks
-0%synergy
Vineglimmer Snarl
43%inclusion25 decks58 decks
4%synergy
Hedge Maze
43%inclusion25 decks58 decks
23%synergy
Tropical Island
43%inclusion25 decks58 decks
29%synergy
Barkchannel Pathway
38%inclusion22 decks58 decks
18%synergy
Sodden Verdure
33%inclusion7 decks21 decks
12%synergy
Willowrush Verge
33%inclusion15 decks45 decks
15%synergy
Temple of Mystery
29%inclusion17 decks58 decks
-8%synergy
Fabled Passage
29%inclusion17 decks58 decks
12%synergy
Myriad Landscape
24%inclusion14 decks58 decks
4%synergy
Waterlogged Grove
22%inclusion13 decks58 decks
3%synergy
Rimewood Falls
22%inclusion13 decks58 decks
15%synergy
Evolving Wilds
22%inclusion13 decks58 decks
-2%synergy
Tangled Islet
21%inclusion12 decks58 decks
5%synergy
Botanical Sanctum
17%inclusion10 decks58 decks
4%synergy
Terramorphic Expanse
16%inclusion9 decks58 decks
-5%synergy
Glasspool Mimic
16%inclusion9 decks58 decks
11%synergy
Bala Ged Recovery
16%inclusion9 decks58 decks
6%synergy
Exotic Orchard
16%inclusion9 decks58 decks
-9%synergy
Overflowing Basin
16%inclusion9 decks58 decks
-6%synergy
Rain-Slicked Copse
14%inclusion3 decks21 decks
4%synergy
Snow-Covered Island
14%inclusion8 decks58 decks
8%synergy
Snow-Covered Forest
14%inclusion8 decks58 decks
8%synergy
Path of Ancestry
14%inclusion8 decks58 decks
-4%synergy
Flooded Strand
14%inclusion8 decks58 decks
3%synergy
Prismatic Vista
14%inclusion8 decks58 decks
7%synergy
Polluted Delta
14%inclusion8 decks58 decks
4%synergy
Blighted Woodland
12%inclusion7 decks58 decks
6%synergy
Verdant Catacombs
12%inclusion7 decks58 decks
3%synergy
Wooded Foothills
12%inclusion7 decks58 decks
3%synergy
Thornwood Falls
12%inclusion7 decks58 decks
-5%synergy
Windswept Heath
10%inclusion6 decks58 decks
0%synergy
Scalding Tarn
10%inclusion6 decks58 decks
1%synergy
Sea Gate Restoration
10%inclusion6 decks58 decks
5%synergy
Littjara Mirrorlake
8.6%inclusion5 decks58 decks
5%synergy
Cavern of Souls
8.6%inclusion5 decks58 decks
4%synergy
Tanglepool Bridge
6.9%inclusion4 decks58 decks
2%synergy
Bridgeworks Battle
6.9%inclusion4 decks58 decks
2%synergy
Lush Oasis
6.9%inclusion4 decks58 decks
2%synergy
Sink into Stupor
6.9%inclusion4 decks58 decks
-5%synergy
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