Koma, Cosmos Serpent (Commander) - Upgraded Control

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #344
51decks
As CommanderAs CardAverage DeckDecks
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1
2345
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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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Samut, Tyrant of Naktamun
17%inclusion1 decks6 decks
15%synergy
Bilbo, Thief in the Night
3.7%inclusion1 decks27 decks
3%synergy
High Synergy Cards
Elemental Bond
88%inclusion45 decks51 decks
83%synergy
Adrix and Nev, Twincasters
82%inclusion42 decks51 decks
73%synergy
Whelming Wave
78%inclusion40 decks51 decks
68%synergy
Tribute to the World Tree
65%inclusion33 decks51 decks
59%synergy
Spark Double
65%inclusion33 decks51 decks
56%synergy
Irenicus's Vile Duplication
59%inclusion30 decks51 decks
53%synergy
Parallel Lives
57%inclusion29 decks51 decks
51%synergy
An Offer You Can't Refuse
75%inclusion38 decks51 decks
50%synergy
Sakashima of a Thousand Faces
53%inclusion27 decks51 decks
48%synergy
Sakashima the Impostor
49%inclusion25 decks51 decks
47%synergy
Top Cards
Counterspell
88%inclusion45 decks51 decks
40%synergy
Nature's Lore
73%inclusion37 decks51 decks
39%synergy
Farseek
71%inclusion36 decks51 decks
44%synergy
Rampant Growth
69%inclusion35 decks51 decks
30%synergy
Beast Within
67%inclusion34 decks51 decks
19%synergy
Three Visits
61%inclusion31 decks51 decks
35%synergy
Cultivate
59%inclusion30 decks51 decks
14%synergy
Arcane Denial
59%inclusion30 decks51 decks
37%synergy
Rapid Hybridization
55%inclusion28 decks51 decks
28%synergy
Kodama's Reach
53%inclusion27 decks51 decks
19%synergy
Game Changers
Cyclonic Rift
43%inclusion22 decks51 decks
21%synergy
Rhystic Study
31%inclusion16 decks51 decks
12%synergy
Seedborn Muse
29%inclusion15 decks51 decks
13%synergy
Fierce Guardianship
25%inclusion13 decks51 decks
10%synergy
Consecrated Sphinx
16%inclusion8 decks51 decks
7%synergy
Ancient Tomb
10%inclusion5 decks51 decks
1%synergy
Gaea's Cradle
7.8%inclusion4 decks51 decks
1%synergy
Force of Will
7.8%inclusion4 decks51 decks
-1%synergy
Crop Rotation
5.9%inclusion3 decks51 decks
-6%synergy
Worldly Tutor
5.9%inclusion3 decks51 decks
-8%synergy
Creatures
Llanowar Elves
53%inclusion27 decks51 decks
24%synergy
Koma, World-Eater
51%inclusion26 decks51 decks
39%synergy
Aesi, Tyrant of Gyre Strait
51%inclusion26 decks51 decks
33%synergy
Serpent of Yawning Depths
51%inclusion26 decks51 decks
45%synergy
Birds of Paradise
49%inclusion25 decks51 decks
21%synergy
Sakura-Tribe Elder
49%inclusion25 decks51 decks
31%synergy
Summon: Leviathan
48%inclusion23 decks48 decks
41%synergy
Junk Winder
47%inclusion24 decks51 decks
41%synergy
Arixmethes, Slumbering Isle
47%inclusion24 decks51 decks
34%synergy
Craterhoof Behemoth
41%inclusion21 decks51 decks
30%synergy
Elvish Mystic
37%inclusion19 decks51 decks
14%synergy
Eternal Witness
33%inclusion17 decks51 decks
15%synergy
Spawning Kraken
31%inclusion16 decks51 decks
25%synergy
Hullbreaker Horror
29%inclusion15 decks51 decks
12%synergy
Tatyova, Benthic Druid
27%inclusion14 decks51 decks
-1%synergy
Roaming Throne
27%inclusion14 decks51 decks
21%synergy
Enduring Curiosity
24%inclusion12 decks51 decks
21%synergy
Fyndhorn Elves
24%inclusion12 decks51 decks
9%synergy
Uro, Titan of Nature's Wrath
24%inclusion12 decks51 decks
15%synergy
Garruk's Packleader
22%inclusion11 decks51 decks
19%synergy
The Unagi of Kyoshi Island
20%inclusion8 decks41 decks
14%synergy
Enduring Vitality
18%inclusion9 decks51 decks
10%synergy
Murkfiend Liege
18%inclusion9 decks51 decks
5%synergy
Ohran Frostfang
18%inclusion9 decks51 decks
14%synergy
Arbor Elf
16%inclusion8 decks51 decks
10%synergy
Hydroelectric Specimen
16%inclusion8 decks51 decks
10%synergy
Archetype of Imagination
16%inclusion8 decks51 decks
12%synergy
Toski, Bearer of Secrets
16%inclusion8 decks51 decks
13%synergy
Irma, Part-Time Mutant
16%inclusion5 decks32 decks
14%synergy
Circle of Dreams Druid
14%inclusion7 decks51 decks
12%synergy
Starwinder
14%inclusion6 decks44 decks
8%synergy
Disciple of Freyalise
12%inclusion6 decks51 decks
7%synergy
Saryth, the Viper's Fang
12%inclusion6 decks51 decks
10%synergy
Faerie Mastermind
12%inclusion6 decks51 decks
6%synergy
Chameleon, Master of Disguise
12%inclusion5 decks43 decks
9%synergy
Octomancer
10%inclusion5 decks51 decks
5%synergy
Tender Wildguide
10%inclusion5 decks51 decks
9%synergy
Scourge of Fleets
10%inclusion5 decks51 decks
3%synergy
Slinn Voda, the Rising Deep
10%inclusion5 decks51 decks
4%synergy
Fanatic of Rhonas
10%inclusion5 decks51 decks
4%synergy
Lotus Cobra
10%inclusion5 decks51 decks
-2%synergy
Scute Swarm
10%inclusion5 decks51 decks
-8%synergy
Tireless Provisioner
10%inclusion5 decks51 decks
-4%synergy
Spellskite
10%inclusion5 decks51 decks
6%synergy
Delighted Halfling
10%inclusion5 decks51 decks
-2%synergy
Tam, Mindful First-Year
8.6%inclusion3 decks35 decks
7%synergy
Curiosity Crafter
7.8%inclusion4 decks51 decks
4%synergy
Thrasios, Triton Hero
7.8%inclusion4 decks51 decks
1%synergy
Druid of Purification
7.8%inclusion4 decks51 decks
6%synergy
Esix, Fractal Bloom
7.8%inclusion4 decks51 decks
4%synergy
Instants
Negate
53%inclusion27 decks51 decks
28%synergy
Pongify
51%inclusion26 decks51 decks
26%synergy
Heroic Intervention
51%inclusion26 decks51 decks
20%synergy
Growth Spiral
49%inclusion25 decks51 decks
5%synergy
Swan Song
45%inclusion23 decks51 decks
26%synergy
Return of the Wildspeaker
39%inclusion20 decks51 decks
29%synergy
Mana Drain
39%inclusion20 decks51 decks
24%synergy
Stubborn Denial
31%inclusion16 decks51 decks
29%synergy
Nature's Claim
29%inclusion15 decks51 decks
21%synergy
Reality Shift
29%inclusion15 decks51 decks
16%synergy
Double Major
29%inclusion15 decks51 decks
22%synergy
Planar Genesis
25%inclusion13 decks51 decks
15%synergy
Tamiyo's Safekeeping
25%inclusion13 decks51 decks
21%synergy
Second Harvest
24%inclusion12 decks51 decks
17%synergy
Harrow
22%inclusion11 decks51 decks
10%synergy
Sink into Stupor
22%inclusion11 decks51 decks
9%synergy
Brainstorm
20%inclusion10 decks51 decks
5%synergy
Force of Vigor
20%inclusion10 decks51 decks
16%synergy
Chord of Calling
20%inclusion10 decks51 decks
12%synergy
Force of Negation
20%inclusion10 decks51 decks
12%synergy
Entish Restoration
18%inclusion9 decks51 decks
9%synergy
Muddle the Mixture
16%inclusion8 decks51 decks
12%synergy
Krosan Grip
16%inclusion8 decks51 decks
9%synergy
Tyvar's Stand
14%inclusion7 decks51 decks
9%synergy
Aetherize
14%inclusion7 decks51 decks
1%synergy
Resculpt
14%inclusion7 decks51 decks
9%synergy
Into the Flood Maw
14%inclusion7 decks51 decks
9%synergy
Collective Resistance
14%inclusion7 decks51 decks
10%synergy
Eureka Moment
12%inclusion6 decks51 decks
0%synergy
Snakeskin Veil
12%inclusion6 decks51 decks
5%synergy
Decisive Denial
12%inclusion6 decks51 decks
5%synergy
Plasm Capture
12%inclusion6 decks51 decks
9%synergy
Archdruid's Charm
12%inclusion6 decks51 decks
6%synergy
Mystic Reflection
12%inclusion6 decks51 decks
10%synergy
Voidslime
12%inclusion6 decks51 decks
7%synergy
Consult the Star Charts
11%inclusion5 decks44 decks
10%synergy
Flare of Denial
10%inclusion5 decks51 decks
7%synergy
Strix Serenade
10%inclusion5 decks51 decks
7%synergy
Slip Out the Back
10%inclusion5 decks51 decks
6%synergy
Rewind
10%inclusion5 decks51 decks
7%synergy
Harmonized Crescendo
8.6%inclusion3 decks35 decks
6%synergy
Auroral Procession
8.0%inclusion4 decks50 decks
4%synergy
Fog
7.8%inclusion4 decks51 decks
4%synergy
Three Steps Ahead
7.8%inclusion4 decks51 decks
5%synergy
Legolas's Quick Reflexes
7.8%inclusion4 decks51 decks
6%synergy
Roiling Regrowth
7.8%inclusion4 decks51 decks
4%synergy
Perplexing Test
7.8%inclusion4 decks51 decks
3%synergy
Flusterstorm
7.8%inclusion4 decks51 decks
2%synergy
Joint Exploration
7.8%inclusion4 decks51 decks
3%synergy
Simic Charm
7.8%inclusion4 decks51 decks
1%synergy
Sorceries
Skyshroud Claim
45%inclusion23 decks51 decks
36%synergy
Quantum Misalignment
33%inclusion17 decks51 decks
30%synergy
Migration Path
25%inclusion13 decks51 decks
22%synergy
Triumph of the Hordes
24%inclusion12 decks51 decks
21%synergy
Overwhelming Stampede
22%inclusion11 decks51 decks
9%synergy
Shared Roots
20%inclusion8 decks41 decks
14%synergy
Explore
18%inclusion9 decks51 decks
-2%synergy
Bala Ged Recovery
18%inclusion9 decks51 decks
8%synergy
Multiversal Recruitment
17%inclusion4 decks24 decks
16%synergy
Finale of Devastation
16%inclusion8 decks51 decks
4%synergy
Rishkar's Expertise
16%inclusion8 decks51 decks
6%synergy
Explosive Vegetation
16%inclusion8 decks51 decks
10%synergy
Open the Way
14%inclusion7 decks51 decks
9%synergy
Raise the Palisade
14%inclusion7 decks51 decks
8%synergy
Into the North
12%inclusion6 decks51 decks
11%synergy
Bridgeworks Battle
12%inclusion6 decks51 decks
7%synergy
Regrowth
12%inclusion6 decks51 decks
9%synergy
Mind into Matter
11%inclusion3 decks28 decks
3%synergy
Ponder
10%inclusion5 decks51 decks
3%synergy
Ranger's Path
10%inclusion5 decks51 decks
9%synergy
Sea Gate Restoration
10%inclusion5 decks51 decks
5%synergy
Lórien Revealed
10%inclusion5 decks51 decks
7%synergy
Ezuri's Predation
10%inclusion5 decks51 decks
3%synergy
Ravenform
10%inclusion5 decks51 decks
6%synergy
Windfall
7.8%inclusion4 decks51 decks
4%synergy
Green Sun's Zenith
7.8%inclusion4 decks51 decks
-0%synergy
Replication Technique
7.8%inclusion4 decks51 decks
5%synergy
Consuming Tide
7.8%inclusion4 decks51 decks
6%synergy
Neoform
7.8%inclusion4 decks51 decks
5%synergy
Curse of the Swine
7.8%inclusion4 decks51 decks
-4%synergy
Distant Melody
7.8%inclusion4 decks51 decks
5%synergy
Urban Evolution
7.8%inclusion4 decks51 decks
-1%synergy
Glimpse the Core
7.8%inclusion4 decks51 decks
7%synergy
Planar Engineering
7.1%inclusion2 decks28 decks
3%synergy
Nature's Rhythm
6.0%inclusion3 decks50 decks
-0%synergy
Map the Frontier
5.9%inclusion3 decks51 decks
5%synergy
Fabricate
5.9%inclusion3 decks51 decks
0%synergy
Vastwood Surge
5.9%inclusion3 decks51 decks
5%synergy
Search for Tomorrow
5.9%inclusion3 decks51 decks
2%synergy
Preordain
5.9%inclusion3 decks51 decks
-2%synergy
River's Rebuke
5.9%inclusion3 decks51 decks
3%synergy
Bushwhack
5.9%inclusion3 decks51 decks
4%synergy
Shamanic Revelation
5.9%inclusion3 decks51 decks
1%synergy
Utility Artifacts
Lightning Greaves
47%inclusion24 decks51 decks
27%synergy
Swiftfoot Boots
25%inclusion13 decks51 decks
1%synergy
Helm of the Host
20%inclusion10 decks51 decks
15%synergy
Emerald Medallion
20%inclusion10 decks51 decks
16%synergy
Sapphire Medallion
16%inclusion8 decks51 decks
12%synergy
Combine Chrysalis
14%inclusion7 decks51 decks
9%synergy
Mirror Box
12%inclusion6 decks51 decks
9%synergy
Skullclamp
12%inclusion6 decks51 decks
10%synergy
Crawlspace
5.9%inclusion3 decks51 decks
6%synergy
The Great Henge
5.9%inclusion3 decks51 decks
-4%synergy
Idol of Oblivion
5.9%inclusion3 decks51 decks
3%synergy
Eldrazi Monument
5.9%inclusion3 decks51 decks
5%synergy
Mirrormind Crown
5.7%inclusion2 decks35 decks
5%synergy
Enchantments
Doubling Season
47%inclusion24 decks51 decks
36%synergy
Mystic Remora
47%inclusion24 decks51 decks
33%synergy
Kindred Discovery
41%inclusion21 decks51 decks
32%synergy
Wild Growth
25%inclusion13 decks51 decks
17%synergy
Utopia Sprawl
20%inclusion10 decks51 decks
13%synergy
Cryptolith Rite
18%inclusion9 decks51 decks
14%synergy
Primal Vigor
18%inclusion9 decks51 decks
15%synergy
Growing Rites of Itlimoc
18%inclusion9 decks51 decks
12%synergy
Exploration
16%inclusion8 decks51 decks
3%synergy
Beastmaster Ascension
14%inclusion7 decks51 decks
11%synergy
Verity Circle
14%inclusion7 decks51 decks
13%synergy
Wilderness Reclamation
12%inclusion6 decks51 decks
3%synergy
Propaganda
12%inclusion6 decks51 decks
5%synergy
Sylvan Library
10%inclusion5 decks51 decks
1%synergy
Kenrith's Transformation
10%inclusion5 decks51 decks
6%synergy
Springleaf Parade
8.6%inclusion3 decks35 decks
6%synergy
Imprisoned in the Moon
7.8%inclusion4 decks51 decks
4%synergy
Dismiss into Dream
7.8%inclusion4 decks51 decks
8%synergy
Opposition
7.8%inclusion4 decks51 decks
8%synergy
Garruk's Uprising
5.9%inclusion3 decks51 decks
-12%synergy
Paradox Haze
5.9%inclusion3 decks51 decks
6%synergy
Defense of the Heart
5.9%inclusion3 decks51 decks
4%synergy
Battles
Invasion of Zendikar
7.8%inclusion4 decks51 decks
7%synergy
Planeswalkers
Oko, Thief of Crowns
33%inclusion17 decks51 decks
27%synergy
Utility Lands
Reliquary Tower
49%inclusion25 decks51 decks
-1%synergy
Boseiju, Who Endures
35%inclusion18 decks51 decks
13%synergy
Otawara, Soaring City
33%inclusion17 decks51 decks
15%synergy
Mystic Sanctuary
24%inclusion12 decks51 decks
12%synergy
Mistrise Village
22%inclusion11 decks50 decks
11%synergy
Temple of the False God
22%inclusion11 decks51 decks
6%synergy
Alchemist's Refuge
20%inclusion10 decks51 decks
0%synergy
Command Beacon
20%inclusion10 decks51 decks
16%synergy
Yavimaya, Cradle of Growth
20%inclusion10 decks51 decks
-1%synergy
Three Tree City
18%inclusion9 decks51 decks
13%synergy
Mosswort Bridge
16%inclusion8 decks51 decks
-1%synergy
Rogue's Passage
12%inclusion6 decks51 decks
-12%synergy
Castle Vantress
10%inclusion5 decks51 decks
4%synergy
Evendo, Waking Haven
9.1%inclusion4 decks44 decks
4%synergy
War Room
7.8%inclusion4 decks51 decks
7%synergy
Emergence Zone
7.8%inclusion4 decks51 decks
4%synergy
Dark Depths
7.8%inclusion4 decks51 decks
2%synergy
Geier Reach Sanitarium
5.9%inclusion3 decks51 decks
5%synergy
Mikokoro, Center of the Sea
5.9%inclusion3 decks51 decks
5%synergy
Thespian's Stage
5.9%inclusion3 decks51 decks
-0%synergy
Oran-Rief, the Vastwood
5.9%inclusion3 decks51 decks
-1%synergy
Bonders' Enclave
5.9%inclusion3 decks51 decks
4%synergy
Mana Artifacts
Sol Ring
88%inclusion45 decks51 decks
8%synergy
Arcane Signet
67%inclusion34 decks51 decks
4%synergy
Talisman of Curiosity
37%inclusion19 decks51 decks
16%synergy
Simic Signet
25%inclusion13 decks51 decks
-3%synergy
Thought Vessel
22%inclusion11 decks51 decks
2%synergy
Everflowing Chalice
10%inclusion5 decks51 decks
6%synergy
Fellwar Stone
7.8%inclusion4 decks51 decks
-2%synergy
Thran Dynamo
7.8%inclusion4 decks51 decks
5%synergy
Lands
Island
94%inclusion48 decks51 decks
-2%synergy
Forest
94%inclusion48 decks51 decks
-2%synergy
Command Tower
90%inclusion46 decks51 decks
5%synergy
Hinterland Harbor
78%inclusion40 decks51 decks
16%synergy
Yavimaya Coast
73%inclusion37 decks51 decks
20%synergy
Breeding Pool
65%inclusion33 decks51 decks
16%synergy
Dreamroot Cascade
63%inclusion32 decks51 decks
16%synergy
Rejuvenating Springs
57%inclusion29 decks51 decks
14%synergy
Flooded Grove
55%inclusion28 decks51 decks
11%synergy
Misty Rainforest
43%inclusion22 decks51 decks
12%synergy
Waterlogged Grove
43%inclusion22 decks51 decks
24%synergy
Barkchannel Pathway
41%inclusion21 decks51 decks
22%synergy
Hedge Maze
39%inclusion20 decks51 decks
20%synergy
Temple of Mystery
35%inclusion18 decks51 decks
-1%synergy
Vineglimmer Snarl
33%inclusion17 decks51 decks
-6%synergy
Exotic Orchard
31%inclusion16 decks51 decks
6%synergy
Willowrush Verge
30%inclusion15 decks50 decks
11%synergy
Simic Growth Chamber
27%inclusion14 decks51 decks
-17%synergy
Sodden Verdure
26%inclusion9 decks35 decks
2%synergy
Tropical Island
25%inclusion13 decks51 decks
11%synergy
Fabled Passage
22%inclusion11 decks51 decks
3%synergy
Tangled Islet
22%inclusion11 decks51 decks
6%synergy
Overflowing Basin
22%inclusion11 decks51 decks
-0%synergy
Sink into Stupor
22%inclusion11 decks51 decks
9%synergy
Snow-Covered Forest
18%inclusion9 decks51 decks
12%synergy
Botanical Sanctum
18%inclusion9 decks51 decks
5%synergy
Bala Ged Recovery
18%inclusion9 decks51 decks
8%synergy
Hydroelectric Specimen
16%inclusion8 decks51 decks
10%synergy
Snow-Covered Island
16%inclusion8 decks51 decks
10%synergy
Rimewood Falls
16%inclusion8 decks51 decks
9%synergy
Prismatic Vista
14%inclusion7 decks51 decks
7%synergy
Myriad Landscape
14%inclusion7 decks51 decks
-6%synergy
Windswept Heath
14%inclusion7 decks51 decks
3%synergy
Polluted Delta
14%inclusion7 decks51 decks
4%synergy
Flooded Strand
14%inclusion7 decks51 decks
3%synergy
Disciple of Freyalise
12%inclusion6 decks51 decks
7%synergy
Littjara Mirrorlake
12%inclusion6 decks51 decks
9%synergy
Verdant Catacombs
12%inclusion6 decks51 decks
3%synergy
Bridgeworks Battle
12%inclusion6 decks51 decks
7%synergy
Evolving Wilds
12%inclusion6 decks51 decks
-12%synergy
Scalding Tarn
12%inclusion6 decks51 decks
3%synergy
Sea Gate Restoration
10%inclusion5 decks51 decks
5%synergy
Wooded Foothills
10%inclusion5 decks51 decks
0%synergy
Thornwood Falls
10%inclusion5 decks51 decks
-6%synergy
Urza's Cave
7.8%inclusion4 decks51 decks
4%synergy
Talon Gates of Madara
7.8%inclusion4 decks51 decks
2%synergy
Path of Ancestry
7.8%inclusion4 decks51 decks
-10%synergy
Turbulent Wilderness
6.9%inclusion2 decks29 decks
-9%synergy
Blighted Woodland
5.9%inclusion3 decks51 decks
-0%synergy
Silundi Vision
5.9%inclusion3 decks51 decks
5%synergy
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