Koma, Cosmos Serpent (Commander) - Control

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #342
206decks
As CommanderAs CardAverage DeckDecks
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1
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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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Radagast of Rhosgobel
11%inclusion3 decks27 decks
9%synergy
Multiversal Recruitment
9.3%inclusion5 decks54 decks
8%synergy
Mister Fantastic, Reed Richards
8.9%inclusion5 decks56 decks
5%synergy
Gandalf, Shadow's Foe
3.7%inclusion1 decks27 decks
2%synergy
Shang-Chi, Master of Kung Fu
3.7%inclusion2 decks54 decks
1%synergy
High Synergy Cards
Elemental Bond
82%inclusion168 decks206 decks
76%synergy
Adrix and Nev, Twincasters
79%inclusion163 decks206 decks
70%synergy
Whelming Wave
75%inclusion154 decks206 decks
64%synergy
Spark Double
69%inclusion143 decks206 decks
61%synergy
Sakashima of a Thousand Faces
61%inclusion126 decks206 decks
56%synergy
Parallel Lives
59%inclusion122 decks206 decks
53%synergy
Junk Winder
53%inclusion109 decks206 decks
47%synergy
Irenicus's Vile Duplication
50%inclusion103 decks206 decks
44%synergy
Sakashima the Impostor
46%inclusion94 decks206 decks
43%synergy
Serpent of Yawning Depths
49%inclusion101 decks206 decks
43%synergy
Top Cards
Counterspell
74%inclusion153 decks206 decks
26%synergy
Cultivate
71%inclusion147 decks206 decks
26%synergy
Nature's Lore
69%inclusion142 decks206 decks
36%synergy
Rampant Growth
63%inclusion130 decks206 decks
24%synergy
Kodama's Reach
61%inclusion126 decks206 decks
27%synergy
Beast Within
61%inclusion125 decks206 decks
12%synergy
Three Visits
60%inclusion123 decks206 decks
34%synergy
Heroic Intervention
57%inclusion118 decks206 decks
27%synergy
Farseek
55%inclusion114 decks206 decks
29%synergy
An Offer You Can't Refuse
55%inclusion113 decks206 decks
31%synergy
Game Changers
Cyclonic Rift
58%inclusion119 decks206 decks
35%synergy
Rhystic Study
48%inclusion98 decks206 decks
28%synergy
Fierce Guardianship
46%inclusion94 decks206 decks
30%synergy
Seedborn Muse
35%inclusion72 decks206 decks
19%synergy
Worldly Tutor
29%inclusion60 decks206 decks
15%synergy
Consecrated Sphinx
25%inclusion52 decks206 decks
17%synergy
Ancient Tomb
24%inclusion49 decks206 decks
15%synergy
Force of Will
24%inclusion49 decks206 decks
15%synergy
Mystical Tutor
23%inclusion47 decks206 decks
15%synergy
Mana Vault
15%inclusion31 decks206 decks
9%synergy
Creatures
Birds of Paradise
53%inclusion109 decks206 decks
25%synergy
Koma, World-Eater
53%inclusion104 decks197 decks
41%synergy
Aesi, Tyrant of Gyre Strait
50%inclusion102 decks206 decks
32%synergy
Llanowar Elves
46%inclusion94 decks206 decks
17%synergy
Elvish Mystic
37%inclusion77 decks206 decks
14%synergy
Spawning Kraken
37%inclusion76 decks206 decks
30%synergy
Sakura-Tribe Elder
36%inclusion75 decks206 decks
18%synergy
Craterhoof Behemoth
36%inclusion74 decks206 decks
25%synergy
Arixmethes, Slumbering Isle
34%inclusion71 decks206 decks
22%synergy
Summon: Leviathan
33%inclusion54 decks163 decks
26%synergy
Hullbreaker Horror
33%inclusion68 decks206 decks
16%synergy
Tatyova, Benthic Druid
33%inclusion67 decks206 decks
3%synergy
Eternal Witness
30%inclusion61 decks206 decks
11%synergy
Roaming Throne
30%inclusion61 decks206 decks
23%synergy
Fyndhorn Elves
29%inclusion60 decks206 decks
15%synergy
Garruk's Packleader
25%inclusion51 decks206 decks
23%synergy
Enduring Vitality
24%inclusion50 decks206 decks
16%synergy
Murkfiend Liege
23%inclusion47 decks206 decks
10%synergy
Ohran Frostfang
22%inclusion46 decks206 decks
19%synergy
Archetype of Imagination
19%inclusion40 decks206 decks
15%synergy
Delighted Halfling
19%inclusion40 decks206 decks
8%synergy
The Unagi of Kyoshi Island
19%inclusion24 decks125 decks
14%synergy
Octomancer
17%inclusion35 decks206 decks
13%synergy
Fanatic of Rhonas
17%inclusion34 decks206 decks
11%synergy
Uro, Titan of Nature's Wrath
16%inclusion32 decks206 decks
7%synergy
Starwinder
15%inclusion22 decks145 decks
9%synergy
Toski, Bearer of Secrets
15%inclusion30 decks206 decks
11%synergy
Saryth, the Viper's Fang
13%inclusion26 decks206 decks
11%synergy
Chameleon, Master of Disguise
13%inclusion17 decks135 decks
10%synergy
Enduring Curiosity
12%inclusion25 decks206 decks
9%synergy
Esix, Fractal Bloom
11%inclusion23 decks206 decks
8%synergy
Nezahal, Primal Tide
11%inclusion23 decks206 decks
1%synergy
Lotus Cobra
11%inclusion22 decks206 decks
-1%synergy
Tireless Provisioner
11%inclusion22 decks206 decks
-3%synergy
Glasspool Mimic
11%inclusion22 decks206 decks
6%synergy
Coiling Oracle
10%inclusion21 decks206 decks
-2%synergy
Curiosity Crafter
10%inclusion20 decks206 decks
6%synergy
Slinn Voda, the Rising Deep
10%inclusion20 decks206 decks
4%synergy
Scourge of Fleets
9.2%inclusion19 decks206 decks
2%synergy
Hydroelectric Specimen
9.2%inclusion19 decks206 decks
3%synergy
Irma, Part-Time Mutant
8.9%inclusion8 decks90 decks
7%synergy
Azusa, Lost but Seeking
8.7%inclusion18 decks206 decks
-4%synergy
Disciple of Freyalise
8.3%inclusion17 decks206 decks
3%synergy
Faerie Mastermind
8.3%inclusion17 decks206 decks
2%synergy
Circle of Dreams Druid
7.8%inclusion16 decks206 decks
6%synergy
Arbor Elf
7.8%inclusion16 decks206 decks
2%synergy
Gala Greeters
7.8%inclusion16 decks206 decks
6%synergy
Troyan, Gutsy Explorer
7.3%inclusion15 decks206 decks
3%synergy
Kinnan, Bonder Prodigy
7.3%inclusion15 decks206 decks
4%synergy
Scute Swarm
7.3%inclusion15 decks206 decks
-11%synergy
Instants
Mana Drain
48%inclusion99 decks206 decks
33%synergy
Arcane Denial
46%inclusion94 decks206 decks
24%synergy
Swan Song
45%inclusion93 decks206 decks
26%synergy
Growth Spiral
45%inclusion92 decks206 decks
0%synergy
Rapid Hybridization
41%inclusion85 decks206 decks
14%synergy
Negate
41%inclusion85 decks206 decks
17%synergy
Pongify
40%inclusion82 decks206 decks
15%synergy
Double Major
30%inclusion61 decks206 decks
22%synergy
Return of the Wildspeaker
28%inclusion58 decks206 decks
18%synergy
Second Harvest
28%inclusion58 decks206 decks
22%synergy
Reality Shift
24%inclusion50 decks206 decks
10%synergy
Sink into Stupor
24%inclusion49 decks206 decks
12%synergy
Nature's Claim
23%inclusion47 decks206 decks
14%synergy
Force of Negation
23%inclusion47 decks206 decks
15%synergy
Planar Genesis
23%inclusion47 decks206 decks
12%synergy
Pact of Negation
19%inclusion40 decks206 decks
13%synergy
Chord of Calling
19%inclusion39 decks206 decks
12%synergy
Stubborn Denial
18%inclusion38 decks206 decks
16%synergy
Harrow
17%inclusion36 decks206 decks
6%synergy
Tamiyo's Safekeeping
17%inclusion36 decks206 decks
13%synergy
Krosan Grip
17%inclusion34 decks206 decks
10%synergy
Brainstorm
16%inclusion32 decks206 decks
1%synergy
Force of Vigor
16%inclusion32 decks206 decks
11%synergy
Simic Charm
15%inclusion31 decks206 decks
8%synergy
Voidslime
14%inclusion29 decks206 decks
9%synergy
Resculpt
13%inclusion27 decks206 decks
8%synergy
Snakeskin Veil
13%inclusion26 decks206 decks
6%synergy
Crop Rotation
13%inclusion26 decks206 decks
1%synergy
Archdruid's Charm
13%inclusion26 decks206 decks
7%synergy
Mystic Reflection
12%inclusion24 decks206 decks
9%synergy
Harmonized Crescendo
11%inclusion12 decks105 decks
8%synergy
Collective Resistance
11%inclusion23 decks206 decks
8%synergy
Aetherize
11%inclusion22 decks206 decks
-2%synergy
Plasm Capture
10%inclusion21 decks206 decks
7%synergy
Strix Serenade
10%inclusion21 decks206 decks
7%synergy
Narset's Reversal
10%inclusion21 decks206 decks
9%synergy
Return to Nature
9.2%inclusion19 decks206 decks
5%synergy
Disallow
9.2%inclusion19 decks206 decks
8%synergy
Eureka Moment
8.7%inclusion18 decks206 decks
-3%synergy
Tyvar's Stand
8.7%inclusion18 decks206 decks
4%synergy
Three Steps Ahead
7.8%inclusion16 decks206 decks
5%synergy
Sublime Epiphany
7.8%inclusion16 decks206 decks
5%synergy
Entish Restoration
7.8%inclusion16 decks206 decks
-1%synergy
Noxious Revival
7.8%inclusion16 decks206 decks
3%synergy
Consult the Star Charts
7.5%inclusion11 decks147 decks
6%synergy
Decisive Denial
7.3%inclusion15 decks206 decks
1%synergy
Joint Exploration
6.8%inclusion14 decks206 decks
2%synergy
Auroral Procession
6.4%inclusion11 decks172 decks
3%synergy
Muddle the Mixture
6.3%inclusion13 decks206 decks
3%synergy
Slip Out the Back
6.3%inclusion13 decks206 decks
3%synergy
Sorceries
Skyshroud Claim
46%inclusion95 decks206 decks
37%synergy
Quantum Misalignment
26%inclusion54 decks206 decks
23%synergy
Explore
21%inclusion44 decks206 decks
1%synergy
Finale of Devastation
19%inclusion40 decks206 decks
8%synergy
Bala Ged Recovery
19%inclusion40 decks206 decks
10%synergy
Triumph of the Hordes
19%inclusion39 decks206 decks
16%synergy
Migration Path
18%inclusion37 decks206 decks
15%synergy
Rishkar's Expertise
17%inclusion35 decks206 decks
8%synergy
Overwhelming Stampede
17%inclusion35 decks206 decks
4%synergy
Sea Gate Restoration
15%inclusion31 decks206 decks
10%synergy
Explosive Vegetation
14%inclusion28 decks206 decks
8%synergy
Distant Melody
12%inclusion25 decks206 decks
9%synergy
Green Sun's Zenith
11%inclusion22 decks206 decks
3%synergy
Bridgeworks Battle
11%inclusion22 decks206 decks
6%synergy
Shared Roots
10%inclusion13 decks125 decks
5%synergy
Open the Way
10%inclusion20 decks206 decks
5%synergy
Raise the Palisade
9.2%inclusion19 decks206 decks
3%synergy
Regrowth
8.7%inclusion18 decks206 decks
5%synergy
Rite of Replication
8.7%inclusion18 decks206 decks
2%synergy
Mind into Matter
8.6%inclusion6 decks70 decks
0%synergy
Curse of the Swine
8.3%inclusion17 decks206 decks
-4%synergy
Turntimber Symbiosis
7.8%inclusion16 decks206 decks
6%synergy
Fabricate
7.8%inclusion16 decks206 decks
2%synergy
Windfall
7.3%inclusion15 decks206 decks
3%synergy
Harmonize
7.3%inclusion15 decks206 decks
2%synergy
Shamanic Revelation
7.3%inclusion15 decks206 decks
2%synergy
Ponder
6.8%inclusion14 decks206 decks
-0%synergy
Eldritch Evolution
5.8%inclusion12 decks206 decks
3%synergy
Into the North
5.8%inclusion12 decks206 decks
5%synergy
Planar Engineering
5.7%inclusion4 decks70 decks
1%synergy
Lessons from Life
5.6%inclusion5 decks90 decks
0%synergy
Last March of the Ents
5.3%inclusion11 decks206 decks
2%synergy
Neoform
5.3%inclusion11 decks206 decks
2%synergy
Preordain
5.3%inclusion11 decks206 decks
-3%synergy
Ravenform
5.3%inclusion11 decks206 decks
2%synergy
Nature's Rhythm
5.3%inclusion9 decks171 decks
-1%synergy
Utility Artifacts
Lightning Greaves
42%inclusion87 decks206 decks
22%synergy
Swiftfoot Boots
35%inclusion72 decks206 decks
10%synergy
Helm of the Host
28%inclusion58 decks206 decks
23%synergy
Combine Chrysalis
17%inclusion34 decks206 decks
12%synergy
Mirror Box
14%inclusion28 decks206 decks
11%synergy
Emerald Medallion
13%inclusion26 decks206 decks
9%synergy
Winter Orb
12%inclusion25 decks206 decks
12%synergy
The One Ring
12%inclusion24 decks206 decks
5%synergy
Static Orb
10%inclusion21 decks206 decks
10%synergy
The Great Henge
10%inclusion20 decks206 decks
0%synergy
Coat of Arms
9.2%inclusion19 decks206 decks
8%synergy
Idol of Oblivion
9.2%inclusion19 decks206 decks
6%synergy
Skullclamp
8.7%inclusion18 decks206 decks
7%synergy
Sapphire Medallion
8.7%inclusion18 decks206 decks
5%synergy
Eldrazi Monument
7.8%inclusion16 decks206 decks
7%synergy
Proteus Staff
6.3%inclusion13 decks206 decks
6%synergy
Enchantments
Tribute to the World Tree
49%inclusion100 decks206 decks
43%synergy
Doubling Season
46%inclusion94 decks206 decks
35%synergy
Mystic Remora
41%inclusion84 decks206 decks
27%synergy
Kindred Discovery
37%inclusion76 decks206 decks
28%synergy
Wild Growth
19%inclusion39 decks206 decks
10%synergy
Exploration
17%inclusion36 decks206 decks
5%synergy
Sylvan Library
17%inclusion35 decks206 decks
9%synergy
Growing Rites of Itlimoc
17%inclusion35 decks206 decks
12%synergy
Utopia Sprawl
16%inclusion33 decks206 decks
10%synergy
Cryptolith Rite
16%inclusion33 decks206 decks
12%synergy
Primal Vigor
16%inclusion32 decks206 decks
12%synergy
Beastmaster Ascension
14%inclusion29 decks206 decks
11%synergy
Propaganda
14%inclusion28 decks206 decks
7%synergy
Kenrith's Transformation
13%inclusion26 decks206 decks
9%synergy
Verity Circle
11%inclusion23 decks206 decks
11%synergy
Defense of the Heart
11%inclusion23 decks206 decks
9%synergy
Wilderness Reclamation
11%inclusion22 decks206 decks
1%synergy
Opposition
10%inclusion21 decks206 decks
10%synergy
Garruk's Uprising
10%inclusion20 decks206 decks
-8%synergy
Paradox Haze
10%inclusion20 decks206 decks
9%synergy
Springleaf Parade
10%inclusion10 decks105 decks
7%synergy
Imprisoned in the Moon
9.2%inclusion19 decks206 decks
5%synergy
Asceticism
8.7%inclusion18 decks206 decks
6%synergy
Burgeoning
7.3%inclusion15 decks206 decks
0%synergy
Dismiss into Dream
7.3%inclusion15 decks206 decks
7%synergy
Impostor Syndrome
6.7%inclusion9 decks135 decks
5%synergy
Unnatural Growth
5.8%inclusion12 decks206 decks
2%synergy
Planeswalkers
Oko, Thief of Crowns
37%inclusion77 decks206 decks
31%synergy
Utility Lands
Reliquary Tower
58%inclusion119 decks206 decks
7%synergy
Boseiju, Who Endures
41%inclusion84 decks206 decks
19%synergy
Otawara, Soaring City
33%inclusion69 decks206 decks
15%synergy
Command Beacon
33%inclusion67 decks206 decks
29%synergy
Yavimaya, Cradle of Growth
27%inclusion56 decks206 decks
7%synergy
Mystic Sanctuary
20%inclusion41 decks206 decks
8%synergy
Three Tree City
20%inclusion41 decks206 decks
15%synergy
Mistrise Village
19%inclusion33 decks172 decks
8%synergy
Alchemist's Refuge
17%inclusion35 decks206 decks
-2%synergy
Temple of the False God
17%inclusion34 decks206 decks
1%synergy
Evendo, Waking Haven
15%inclusion22 decks147 decks
10%synergy
Mosswort Bridge
13%inclusion26 decks206 decks
-4%synergy
Castle Garenbrig
13%inclusion26 decks206 decks
9%synergy
Gaea's Cradle
11%inclusion22 decks206 decks
4%synergy
Rogue's Passage
9.2%inclusion19 decks206 decks
-14%synergy
Urza's Saga
7.3%inclusion15 decks206 decks
2%synergy
Castle Vantress
6.3%inclusion13 decks206 decks
-0%synergy
Scavenger Grounds
5.8%inclusion12 decks206 decks
2%synergy
Mana Artifacts
Sol Ring
92%inclusion189 decks206 decks
12%synergy
Arcane Signet
74%inclusion152 decks206 decks
11%synergy
Thought Vessel
38%inclusion79 decks206 decks
18%synergy
Talisman of Curiosity
38%inclusion78 decks206 decks
16%synergy
Simic Signet
31%inclusion64 decks206 decks
2%synergy
Fellwar Stone
11%inclusion23 decks206 decks
2%synergy
Lotus Petal
6.3%inclusion13 decks206 decks
-0%synergy
Chrome Mox
5.8%inclusion12 decks206 decks
-0%synergy
Lands
Command Tower
93%inclusion191 decks206 decks
8%synergy
Forest
92%inclusion190 decks206 decks
-3%synergy
Island
92%inclusion189 decks206 decks
-4%synergy
Breeding Pool
74%inclusion152 decks206 decks
26%synergy
Hinterland Harbor
73%inclusion150 decks206 decks
11%synergy
Rejuvenating Springs
67%inclusion137 decks206 decks
24%synergy
Yavimaya Coast
63%inclusion129 decks206 decks
10%synergy
Dreamroot Cascade
60%inclusion124 decks206 decks
14%synergy
Flooded Grove
52%inclusion108 decks206 decks
9%synergy
Misty Rainforest
48%inclusion98 decks206 decks
17%synergy
Simic Growth Chamber
44%inclusion90 decks206 decks
-2%synergy
Barkchannel Pathway
40%inclusion83 decks206 decks
21%synergy
Waterlogged Grove
34%inclusion70 decks206 decks
15%synergy
Hedge Maze
30%inclusion62 decks206 decks
11%synergy
Vineglimmer Snarl
29%inclusion60 decks206 decks
-11%synergy
Temple of Mystery
26%inclusion53 decks206 decks
-11%synergy
Willowrush Verge
25%inclusion47 decks186 decks
6%synergy
Fabled Passage
25%inclusion52 decks206 decks
7%synergy
Exotic Orchard
24%inclusion50 decks206 decks
-1%synergy
Sink into Stupor
24%inclusion49 decks206 decks
12%synergy
Prismatic Vista
20%inclusion41 decks206 decks
13%synergy
Myriad Landscape
19%inclusion40 decks206 decks
-0%synergy
Overflowing Basin
19%inclusion40 decks206 decks
-2%synergy
Bala Ged Recovery
19%inclusion40 decks206 decks
10%synergy
Sodden Verdure
19%inclusion20 decks105 decks
-4%synergy
Tropical Island
18%inclusion38 decks206 decks
4%synergy
Rimewood Falls
17%inclusion34 decks206 decks
9%synergy
Tangled Islet
16%inclusion32 decks206 decks
-0%synergy
Sea Gate Restoration
15%inclusion31 decks206 decks
10%synergy
Botanical Sanctum
15%inclusion31 decks206 decks
2%synergy
Flooded Strand
15%inclusion30 decks206 decks
4%synergy
Windswept Heath
14%inclusion29 decks206 decks
4%synergy
Verdant Catacombs
14%inclusion29 decks206 decks
5%synergy
Turbulent Wilderness
14%inclusion10 decks73 decks
-3%synergy
Snow-Covered Island
14%inclusion28 decks206 decks
8%synergy
Snow-Covered Forest
13%inclusion27 decks206 decks
7%synergy
Polluted Delta
13%inclusion27 decks206 decks
3%synergy
Wooded Foothills
12%inclusion24 decks206 decks
2%synergy
Evolving Wilds
11%inclusion23 decks206 decks
-13%synergy
Scalding Tarn
11%inclusion23 decks206 decks
2%synergy
Bridgeworks Battle
11%inclusion22 decks206 decks
6%synergy
Glasspool Mimic
11%inclusion22 decks206 decks
6%synergy
Thornwood Falls
10%inclusion20 decks206 decks
-7%synergy
Hydroelectric Specimen
9.2%inclusion19 decks206 decks
3%synergy
Littjara Mirrorlake
8.7%inclusion18 decks206 decks
5%synergy
Rain-Slicked Copse
8.6%inclusion9 decks105 decks
-2%synergy
Disciple of Freyalise
8.3%inclusion17 decks206 decks
3%synergy
Turntimber Symbiosis
7.8%inclusion16 decks206 decks
6%synergy
Blighted Woodland
6.3%inclusion13 decks206 decks
0%synergy
Terramorphic Expanse
6.3%inclusion13 decks206 decks
-14%synergy
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