Koma, Cosmos Serpent (Commander) - Expensive Core

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #341
57decks
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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Loki, Lord of Misrule
20%inclusion1 decks5 decks
19%synergy
High Synergy Cards
Adrix and Nev, Twincasters
81%inclusion46 decks57 decks
72%synergy
Parallel Lives
75%inclusion43 decks57 decks
69%synergy
Spark Double
77%inclusion44 decks57 decks
68%synergy
Elemental Bond
72%inclusion41 decks57 decks
66%synergy
Junk Winder
70%inclusion40 decks57 decks
64%synergy
Koma, World-Eater
76%inclusion41 decks54 decks
64%synergy
Serpent of Yawning Depths
68%inclusion39 decks57 decks
62%synergy
Whelming Wave
72%inclusion41 decks57 decks
61%synergy
Sakashima of a Thousand Faces
65%inclusion37 decks57 decks
60%synergy
Aesi, Tyrant of Gyre Strait
74%inclusion42 decks57 decks
56%synergy
Top Cards
Cultivate
81%inclusion46 decks57 decks
35%synergy
Kodama's Reach
74%inclusion42 decks57 decks
40%synergy
Heroic Intervention
72%inclusion41 decks57 decks
42%synergy
Nature's Lore
70%inclusion40 decks57 decks
37%synergy
Three Visits
68%inclusion39 decks57 decks
43%synergy
Counterspell
65%inclusion37 decks57 decks
16%synergy
Doubling Season
61%inclusion35 decks57 decks
50%synergy
Rampant Growth
61%inclusion35 decks57 decks
22%synergy
Irenicus's Vile Duplication
60%inclusion34 decks57 decks
54%synergy
Beast Within
60%inclusion34 decks57 decks
11%synergy
Game Changers
Seedborn Muse
18%inclusion10 decks57 decks
2%synergy
Consecrated Sphinx
11%inclusion6 decks57 decks
2%synergy
Rhystic Study
5.3%inclusion3 decks57 decks
-14%synergy
Fierce Guardianship
5.3%inclusion3 decks57 decks
-11%synergy
Worldly Tutor
5.3%inclusion3 decks57 decks
-9%synergy
Creatures
Birds of Paradise
60%inclusion34 decks57 decks
32%synergy
Spawning Kraken
60%inclusion34 decks57 decks
53%synergy
Sakashima the Impostor
58%inclusion33 decks57 decks
55%synergy
Arixmethes, Slumbering Isle
53%inclusion30 decks57 decks
40%synergy
Elvish Mystic
49%inclusion28 decks57 decks
26%synergy
Llanowar Elves
46%inclusion26 decks57 decks
18%synergy
Tatyova, Benthic Druid
44%inclusion25 decks57 decks
15%synergy
Murkfiend Liege
42%inclusion24 decks57 decks
29%synergy
Craterhoof Behemoth
42%inclusion24 decks57 decks
32%synergy
Sakura-Tribe Elder
42%inclusion24 decks57 decks
24%synergy
Hullbreaker Horror
40%inclusion23 decks57 decks
23%synergy
Roaming Throne
37%inclusion21 decks57 decks
30%synergy
Garruk's Packleader
35%inclusion20 decks57 decks
33%synergy
Summon: Leviathan
33%inclusion12 decks36 decks
27%synergy
Ohran Frostfang
32%inclusion18 decks57 decks
28%synergy
Enduring Vitality
30%inclusion17 decks57 decks
22%synergy
Slinn Voda, the Rising Deep
28%inclusion16 decks57 decks
22%synergy
The Unagi of Kyoshi Island
28%inclusion7 decks25 decks
23%synergy
Fyndhorn Elves
25%inclusion14 decks57 decks
11%synergy
Delighted Halfling
25%inclusion14 decks57 decks
13%synergy
Eternal Witness
23%inclusion13 decks57 decks
4%synergy
Fanatic of Rhonas
23%inclusion13 decks57 decks
17%synergy
Esix, Fractal Bloom
23%inclusion13 decks57 decks
19%synergy
Curiosity Crafter
21%inclusion12 decks57 decks
17%synergy
Octomancer
21%inclusion12 decks57 decks
17%synergy
Enduring Curiosity
21%inclusion12 decks57 decks
18%synergy
Chameleon, Master of Disguise
19%inclusion6 decks31 decks
17%synergy
Nadir Kraken
19%inclusion11 decks57 decks
16%synergy
Coiling Oracle
19%inclusion11 decks57 decks
7%synergy
Archetype of Imagination
19%inclusion11 decks57 decks
15%synergy
Nezahal, Primal Tide
19%inclusion11 decks57 decks
9%synergy
Scute Swarm
18%inclusion10 decks57 decks
-1%synergy
Glasspool Mimic
18%inclusion10 decks57 decks
13%synergy
Uro, Titan of Nature's Wrath
18%inclusion10 decks57 decks
8%synergy
Scourge of Fleets
16%inclusion9 decks57 decks
8%synergy
Loch Mare
14%inclusion3 decks21 decks
14%synergy
Xolatoyac, the Smiling Flood
14%inclusion8 decks57 decks
8%synergy
Lotus Cobra
14%inclusion8 decks57 decks
2%synergy
Auton Soldier
14%inclusion8 decks57 decks
11%synergy
Toski, Bearer of Secrets
14%inclusion8 decks57 decks
11%synergy
Tireless Provisioner
14%inclusion8 decks57 decks
0%synergy
Rampaging Baloths
12%inclusion7 decks57 decks
-3%synergy
Avenger of Zendikar
12%inclusion7 decks57 decks
-4%synergy
Kiora, Sovereign of the Deep
12%inclusion7 decks57 decks
11%synergy
Clever Impersonator
12%inclusion7 decks57 decks
7%synergy
Starwinder
12%inclusion4 decks33 decks
6%synergy
Irma, Part-Time Mutant
11%inclusion2 decks18 decks
9%synergy
Reclamation Sage
11%inclusion6 decks57 decks
-2%synergy
Circle of Dreams Druid
11%inclusion6 decks57 decks
9%synergy
Phyrexian Metamorph
11%inclusion6 decks57 decks
2%synergy
Instants
Growth Spiral
51%inclusion29 decks57 decks
7%synergy
Second Harvest
51%inclusion29 decks57 decks
44%synergy
Double Major
49%inclusion28 decks57 decks
41%synergy
Return of the Wildspeaker
42%inclusion24 decks57 decks
32%synergy
An Offer You Can't Refuse
40%inclusion23 decks57 decks
17%synergy
Negate
40%inclusion23 decks57 decks
16%synergy
Mana Drain
37%inclusion21 decks57 decks
22%synergy
Pongify
35%inclusion20 decks57 decks
10%synergy
Rapid Hybridization
35%inclusion20 decks57 decks
8%synergy
Swan Song
33%inclusion19 decks57 decks
15%synergy
Arcane Denial
30%inclusion17 decks57 decks
8%synergy
Brainstorm
18%inclusion10 decks57 decks
3%synergy
Nature's Claim
18%inclusion10 decks57 decks
9%synergy
Harrow
18%inclusion10 decks57 decks
6%synergy
Tamiyo's Safekeeping
16%inclusion9 decks57 decks
11%synergy
Chord of Calling
14%inclusion8 decks57 decks
7%synergy
Simic Charm
14%inclusion8 decks57 decks
7%synergy
Krosan Grip
12%inclusion7 decks57 decks
6%synergy
Reality Shift
11%inclusion6 decks57 decks
-4%synergy
Entish Restoration
11%inclusion6 decks57 decks
2%synergy
Return to Nature
11%inclusion6 decks57 decks
6%synergy
Noxious Revival
11%inclusion6 decks57 decks
5%synergy
Force of Negation
11%inclusion6 decks57 decks
3%synergy
Planar Genesis
11%inclusion6 decks57 decks
-0%synergy
Collective Resistance
8.8%inclusion5 decks57 decks
5%synergy
Snakeskin Veil
7.0%inclusion4 decks57 decks
1%synergy
Stubborn Denial
7.0%inclusion4 decks57 decks
4%synergy
Archdruid's Charm
7.0%inclusion4 decks57 decks
2%synergy
Tyvar's Stand
7.0%inclusion4 decks57 decks
3%synergy
Mystic Reflection
7.0%inclusion4 decks57 decks
5%synergy
Sublime Epiphany
7.0%inclusion4 decks57 decks
5%synergy
Perplexing Test
7.0%inclusion4 decks57 decks
2%synergy
Sink into Stupor
7.0%inclusion4 decks57 decks
-5%synergy
Veil of Summer
5.3%inclusion3 decks57 decks
-0%synergy
Eureka Moment
5.3%inclusion3 decks57 decks
-7%synergy
Auroral Procession
5.3%inclusion2 decks38 decks
2%synergy
Force of Vigor
5.3%inclusion3 decks57 decks
1%synergy
Aetherize
5.3%inclusion3 decks57 decks
-7%synergy
Flusterstorm
5.3%inclusion3 decks57 decks
-1%synergy
Tale's End
5.3%inclusion3 decks57 decks
5%synergy
Pact of Negation
5.3%inclusion3 decks57 decks
-1%synergy
Sorceries
Farseek
53%inclusion30 decks57 decks
26%synergy
Skyshroud Claim
47%inclusion27 decks57 decks
38%synergy
Quantum Misalignment
32%inclusion18 decks57 decks
29%synergy
Explore
26%inclusion15 decks57 decks
6%synergy
Overwhelming Stampede
26%inclusion15 decks57 decks
14%synergy
Finale of Devastation
25%inclusion14 decks57 decks
13%synergy
Rite of Replication
23%inclusion13 decks57 decks
16%synergy
Echocasting Symposium
21%inclusion3 decks14 decks
18%synergy
Bala Ged Recovery
18%inclusion10 decks57 decks
8%synergy
Triumph of the Hordes
16%inclusion9 decks57 decks
13%synergy
Rishkar's Expertise
16%inclusion9 decks57 decks
6%synergy
Sea Gate Restoration
8.8%inclusion5 decks57 decks
4%synergy
Urban Evolution
8.8%inclusion5 decks57 decks
-0%synergy
Shamanic Revelation
8.8%inclusion5 decks57 decks
4%synergy
Open the Way
8.8%inclusion5 decks57 decks
4%synergy
Raise the Palisade
8.8%inclusion5 decks57 decks
3%synergy
Mind into Matter
7.1%inclusion1 decks14 decks
-1%synergy
Ponder
7.0%inclusion4 decks57 decks
-0%synergy
Tempt with Discovery
7.0%inclusion4 decks57 decks
3%synergy
Curse of the Swine
7.0%inclusion4 decks57 decks
-5%synergy
Broken Bond
7.0%inclusion4 decks57 decks
3%synergy
Bridgeworks Battle
7.0%inclusion4 decks57 decks
2%synergy
Explosive Vegetation
7.0%inclusion4 decks57 decks
1%synergy
Migration Path
7.0%inclusion4 decks57 decks
4%synergy
Regrowth
7.0%inclusion4 decks57 decks
4%synergy
Lessons from Life
5.6%inclusion1 decks18 decks
0%synergy
Nature's Rhythm
5.3%inclusion2 decks38 decks
-1%synergy
Windfall
5.3%inclusion3 decks57 decks
1%synergy
Green Sun's Zenith
5.3%inclusion3 decks57 decks
-3%synergy
Into the North
5.3%inclusion3 decks57 decks
4%synergy
Last March of the Ents
5.3%inclusion3 decks57 decks
2%synergy
Finale of Revelation
5.3%inclusion3 decks57 decks
-1%synergy
Harmonize
5.3%inclusion3 decks57 decks
0%synergy
Aggressive Biomancy
5.3%inclusion3 decks57 decks
1%synergy
Ezuri's Predation
5.3%inclusion3 decks57 decks
-2%synergy
Utility Artifacts
Lightning Greaves
47%inclusion27 decks57 decks
27%synergy
Helm of the Host
46%inclusion26 decks57 decks
41%synergy
Swiftfoot Boots
40%inclusion23 decks57 decks
16%synergy
The Great Henge
25%inclusion14 decks57 decks
15%synergy
Combine Chrysalis
25%inclusion14 decks57 decks
20%synergy
Eldrazi Monument
23%inclusion13 decks57 decks
22%synergy
Mirror Box
16%inclusion9 decks57 decks
13%synergy
Idol of Oblivion
14%inclusion8 decks57 decks
11%synergy
Coat of Arms
8.8%inclusion5 decks57 decks
7%synergy
Emerald Medallion
8.8%inclusion5 decks57 decks
5%synergy
Bident of Thassa
8.8%inclusion5 decks57 decks
2%synergy
Sapphire Medallion
8.8%inclusion5 decks57 decks
5%synergy
Crucible of Worlds
7.0%inclusion4 decks57 decks
3%synergy
Mirror Gallery
5.3%inclusion3 decks57 decks
5%synergy
Winged Boots
5.3%inclusion3 decks57 decks
4%synergy
Enchantments
Tribute to the World Tree
51%inclusion29 decks57 decks
45%synergy
Mystic Remora
37%inclusion21 decks57 decks
23%synergy
Kindred Discovery
32%inclusion18 decks57 decks
22%synergy
Primal Vigor
28%inclusion16 decks57 decks
25%synergy
Growing Rites of Itlimoc
26%inclusion15 decks57 decks
21%synergy
Exploration
21%inclusion12 decks57 decks
9%synergy
Sylvan Library
18%inclusion10 decks57 decks
9%synergy
Garruk's Uprising
16%inclusion9 decks57 decks
-2%synergy
Wild Growth
16%inclusion9 decks57 decks
7%synergy
Defense of the Heart
16%inclusion9 decks57 decks
14%synergy
Impostor Syndrome
13%inclusion4 decks31 decks
11%synergy
Utopia Sprawl
12%inclusion7 decks57 decks
6%synergy
Beastmaster Ascension
12%inclusion7 decks57 decks
9%synergy
Imprisoned in the Moon
12%inclusion7 decks57 decks
8%synergy
Asceticism
12%inclusion7 decks57 decks
9%synergy
Cryptolith Rite
11%inclusion6 decks57 decks
7%synergy
Paradox Haze
11%inclusion6 decks57 decks
10%synergy
Propaganda
11%inclusion6 decks57 decks
4%synergy
Springleaf Parade
10%inclusion2 decks21 decks
7%synergy
Unnatural Growth
8.8%inclusion5 decks57 decks
5%synergy
Kenrith's Transformation
8.8%inclusion5 decks57 decks
5%synergy
Walk-In Closet // Forgotten Cellar
7.0%inclusion4 decks57 decks
5%synergy
Wilderness Reclamation
7.0%inclusion4 decks57 decks
-2%synergy
Kiora Bests the Sea God
7.0%inclusion4 decks57 decks
5%synergy
Moonlit Meditation
6.1%inclusion2 decks33 decks
5%synergy
Extravagant Replication
5.3%inclusion3 decks57 decks
3%synergy
Burgeoning
5.3%inclusion3 decks57 decks
-2%synergy
Shark Typhoon
5.3%inclusion3 decks57 decks
4%synergy
Zendikar Resurgent
5.3%inclusion3 decks57 decks
3%synergy
Mana Reflection
5.3%inclusion3 decks57 decks
1%synergy
Planeswalkers
Oko, Thief of Crowns
23%inclusion13 decks57 decks
17%synergy
Kiora, the Crashing Wave
14%inclusion8 decks57 decks
12%synergy
Utility Lands
Reliquary Tower
60%inclusion34 decks57 decks
9%synergy
Yavimaya, Cradle of Growth
40%inclusion23 decks57 decks
20%synergy
Boseiju, Who Endures
32%inclusion18 decks57 decks
9%synergy
Otawara, Soaring City
30%inclusion17 decks57 decks
11%synergy
Evendo, Waking Haven
24%inclusion8 decks33 decks
19%synergy
Three Tree City
21%inclusion12 decks57 decks
16%synergy
Mosswort Bridge
19%inclusion11 decks57 decks
2%synergy
Temple of the False God
18%inclusion10 decks57 decks
2%synergy
Castle Garenbrig
18%inclusion10 decks57 decks
13%synergy
Command Beacon
16%inclusion9 decks57 decks
12%synergy
Mystic Sanctuary
14%inclusion8 decks57 decks
2%synergy
Rogue's Passage
14%inclusion8 decks57 decks
-9%synergy
Mistrise Village
13%inclusion5 decks38 decks
2%synergy
Alchemist's Refuge
11%inclusion6 decks57 decks
-8%synergy
Nykthos, Shrine to Nyx
8.8%inclusion5 decks57 decks
6%synergy
Restless Vinestalk
7.0%inclusion4 decks57 decks
3%synergy
Lumbering Falls
7.0%inclusion4 decks57 decks
1%synergy
Castle Vantress
7.0%inclusion4 decks57 decks
1%synergy
Urza's Saga
5.3%inclusion3 decks57 decks
0%synergy
Scavenger Grounds
5.3%inclusion3 decks57 decks
1%synergy
Thespian's Stage
5.3%inclusion3 decks57 decks
-1%synergy
Mana Artifacts
Sol Ring
91%inclusion52 decks57 decks
11%synergy
Arcane Signet
67%inclusion38 decks57 decks
4%synergy
Simic Signet
33%inclusion19 decks57 decks
4%synergy
Thought Vessel
30%inclusion17 decks57 decks
10%synergy
Talisman of Curiosity
21%inclusion12 decks57 decks
-0%synergy
Commander's Sphere
7.0%inclusion4 decks57 decks
0%synergy
Decanter of Endless Water
7.0%inclusion4 decks57 decks
3%synergy
Midnight Clock
5.3%inclusion3 decks57 decks
3%synergy
Mind Stone
5.3%inclusion3 decks57 decks
1%synergy
Lands
Island
89%inclusion51 decks57 decks
-6%synergy
Forest
89%inclusion51 decks57 decks
-6%synergy
Command Tower
88%inclusion50 decks57 decks
3%synergy
Breeding Pool
84%inclusion48 decks57 decks
36%synergy
Rejuvenating Springs
65%inclusion37 decks57 decks
22%synergy
Misty Rainforest
63%inclusion36 decks57 decks
32%synergy
Dreamroot Cascade
61%inclusion35 decks57 decks
15%synergy
Hinterland Harbor
60%inclusion34 decks57 decks
-3%synergy
Yavimaya Coast
47%inclusion27 decks57 decks
-5%synergy
Simic Growth Chamber
46%inclusion26 decks57 decks
0%synergy
Hedge Maze
46%inclusion26 decks57 decks
26%synergy
Flooded Grove
46%inclusion26 decks57 decks
2%synergy
Vineglimmer Snarl
42%inclusion24 decks57 decks
2%synergy
Tropical Island
42%inclusion24 decks57 decks
28%synergy
Barkchannel Pathway
40%inclusion23 decks57 decks
21%synergy
Fabled Passage
32%inclusion18 decks57 decks
14%synergy
Willowrush Verge
31%inclusion14 decks45 decks
12%synergy
Temple of Mystery
30%inclusion17 decks57 decks
-7%synergy
Sodden Verdure
29%inclusion6 decks21 decks
6%synergy
Myriad Landscape
25%inclusion14 decks57 decks
5%synergy
Rimewood Falls
25%inclusion14 decks57 decks
17%synergy
Waterlogged Grove
23%inclusion13 decks57 decks
3%synergy
Evolving Wilds
23%inclusion13 decks57 decks
-1%synergy
Tangled Islet
19%inclusion11 decks57 decks
4%synergy
Glasspool Mimic
18%inclusion10 decks57 decks
13%synergy
Bala Ged Recovery
18%inclusion10 decks57 decks
8%synergy
Terramorphic Expanse
16%inclusion9 decks57 decks
-4%synergy
Exotic Orchard
16%inclusion9 decks57 decks
-9%synergy
Polluted Delta
16%inclusion9 decks57 decks
6%synergy
Prismatic Vista
14%inclusion8 decks57 decks
7%synergy
Windswept Heath
14%inclusion8 decks57 decks
4%synergy
Overflowing Basin
14%inclusion8 decks57 decks
-8%synergy
Snow-Covered Island
14%inclusion8 decks57 decks
8%synergy
Snow-Covered Forest
14%inclusion8 decks57 decks
8%synergy
Wooded Foothills
14%inclusion8 decks57 decks
5%synergy
Botanical Sanctum
14%inclusion8 decks57 decks
1%synergy
Path of Ancestry
14%inclusion8 decks57 decks
-4%synergy
Flooded Strand
14%inclusion8 decks57 decks
3%synergy
Blighted Woodland
12%inclusion7 decks57 decks
6%synergy
Verdant Catacombs
12%inclusion7 decks57 decks
3%synergy
Thornwood Falls
12%inclusion7 decks57 decks
-4%synergy
Scalding Tarn
11%inclusion6 decks57 decks
1%synergy
Rain-Slicked Copse
10%inclusion2 decks21 decks
-1%synergy
Littjara Mirrorlake
8.8%inclusion5 decks57 decks
5%synergy
Sea Gate Restoration
8.8%inclusion5 decks57 decks
4%synergy
Turbulent Wilderness
7.1%inclusion1 decks14 decks
-10%synergy
Tanglepool Bridge
7.0%inclusion4 decks57 decks
2%synergy
Cavern of Souls
7.0%inclusion4 decks57 decks
2%synergy
Bridgeworks Battle
7.0%inclusion4 decks57 decks
2%synergy
Lush Oasis
7.0%inclusion4 decks57 decks
2%synergy
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