Koma, Cosmos Serpent (Commander) - Lands Matter

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #341
45decks
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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Aesi, Tyrant of Gyre Strait
78%inclusion35 decks45 decks
60%synergy
Adrix and Nev, Twincasters
64%inclusion29 decks45 decks
55%synergy
Junk Winder
56%inclusion25 decks45 decks
49%synergy
Spark Double
58%inclusion26 decks45 decks
49%synergy
Elemental Bond
53%inclusion24 decks45 decks
48%synergy
Whelming Wave
56%inclusion25 decks45 decks
45%synergy
Spawning Kraken
49%inclusion22 decks45 decks
42%synergy
Koma, World-Eater
53%inclusion24 decks45 decks
41%synergy
Serpent of Yawning Depths
47%inclusion21 decks45 decks
41%synergy
Doubling Season
51%inclusion23 decks45 decks
40%synergy
Top Cards
Cultivate
80%inclusion36 decks45 decks
34%synergy
Kodama's Reach
67%inclusion30 decks45 decks
33%synergy
Tatyova, Benthic Druid
67%inclusion30 decks45 decks
37%synergy
Counterspell
67%inclusion30 decks45 decks
18%synergy
Rampant Growth
58%inclusion26 decks45 decks
18%synergy
Beast Within
53%inclusion24 decks45 decks
5%synergy
Growth Spiral
53%inclusion24 decks45 decks
9%synergy
Nature's Lore
51%inclusion23 decks45 decks
18%synergy
Three Visits
47%inclusion21 decks45 decks
21%synergy
Scute Swarm
44%inclusion20 decks45 decks
26%synergy
Game Changers
Cyclonic Rift
29%inclusion13 decks45 decks
6%synergy
Rhystic Study
27%inclusion12 decks45 decks
7%synergy
Seedborn Muse
24%inclusion11 decks45 decks
9%synergy
Worldly Tutor
24%inclusion11 decks45 decks
11%synergy
Fierce Guardianship
22%inclusion10 decks45 decks
6%synergy
Mystical Tutor
20%inclusion9 decks45 decks
12%synergy
Crop Rotation
11%inclusion5 decks45 decks
-1%synergy
Force of Will
11%inclusion5 decks45 decks
2%synergy
Consecrated Sphinx
8.9%inclusion4 decks45 decks
0%synergy
The One Ring
8.9%inclusion4 decks45 decks
2%synergy
Creatures
Arixmethes, Slumbering Isle
42%inclusion19 decks45 decks
29%synergy
Craterhoof Behemoth
40%inclusion18 decks45 decks
30%synergy
Sakashima of a Thousand Faces
40%inclusion18 decks45 decks
35%synergy
Murkfiend Liege
38%inclusion17 decks45 decks
24%synergy
Rampaging Baloths
36%inclusion16 decks45 decks
20%synergy
Azusa, Lost but Seeking
33%inclusion15 decks45 decks
20%synergy
Tireless Provisioner
31%inclusion14 decks45 decks
17%synergy
Ohran Frostfang
29%inclusion13 decks45 decks
25%synergy
Birds of Paradise
29%inclusion13 decks45 decks
1%synergy
Sakura-Tribe Elder
29%inclusion13 decks45 decks
11%synergy
Eternal Witness
27%inclusion12 decks45 decks
8%synergy
Oracle of Mul Daya
27%inclusion12 decks45 decks
19%synergy
Slinn Voda, the Rising Deep
27%inclusion12 decks45 decks
21%synergy
Sakashima the Impostor
27%inclusion12 decks45 decks
24%synergy
Xolatoyac, the Smiling Flood
24%inclusion11 decks45 decks
18%synergy
Hullbreaker Horror
24%inclusion11 decks45 decks
7%synergy
Uro, Titan of Nature's Wrath
24%inclusion11 decks45 decks
15%synergy
Avenger of Zendikar
22%inclusion10 decks45 decks
6%synergy
Coiling Oracle
22%inclusion10 decks45 decks
10%synergy
Lotus Cobra
22%inclusion10 decks45 decks
10%synergy
Reclamation Sage
20%inclusion9 decks45 decks
8%synergy
Garruk's Packleader
20%inclusion9 decks45 decks
18%synergy
Roaming Throne
20%inclusion9 decks45 decks
13%synergy
Ramunap Excavator
20%inclusion9 decks45 decks
10%synergy
Scourge of Fleets
20%inclusion9 decks45 decks
13%synergy
Llanowar Elves
20%inclusion9 decks45 decks
-8%synergy
Esix, Fractal Bloom
20%inclusion9 decks45 decks
16%synergy
Dryad of the Ilysian Grove
20%inclusion9 decks45 decks
10%synergy
Summon: Leviathan
19%inclusion7 decks37 decks
12%synergy
Studious First-Year
19%inclusion3 decks16 decks
14%synergy
Elvish Mystic
18%inclusion8 decks45 decks
-5%synergy
Octomancer
16%inclusion7 decks45 decks
11%synergy
Enduring Vitality
16%inclusion7 decks45 decks
8%synergy
Kiora, Sovereign of the Deep
16%inclusion7 decks45 decks
14%synergy
Loot, Exuberant Explorer
16%inclusion7 decks45 decks
9%synergy
Springheart Nantuko
13%inclusion6 decks45 decks
8%synergy
Goreclaw, Terror of Qal Sisma
13%inclusion6 decks45 decks
10%synergy
Nezahal, Primal Tide
13%inclusion6 decks45 decks
3%synergy
Curiosity Crafter
11%inclusion5 decks45 decks
7%synergy
Stormtide Leviathan
11%inclusion5 decks45 decks
6%synergy
Grappling Kraken
11%inclusion5 decks45 decks
7%synergy
Mossborn Hydra
11%inclusion5 decks45 decks
4%synergy
Archetype of Imagination
11%inclusion5 decks45 decks
7%synergy
Toski, Bearer of Secrets
11%inclusion5 decks45 decks
8%synergy
Fyndhorn Elves
11%inclusion5 decks45 decks
-3%synergy
Iceridge Serpent
11%inclusion4 decks38 decks
10%synergy
Jaheira, Friend of the Forest
8.9%inclusion4 decks45 decks
5%synergy
Wayward Swordtooth
8.9%inclusion4 decks45 decks
6%synergy
Ancient Greenwarden
8.9%inclusion4 decks45 decks
1%synergy
Deepchannel Mentor
8.9%inclusion4 decks45 decks
8%synergy
Instants
Heroic Intervention
38%inclusion17 decks45 decks
7%synergy
Negate
38%inclusion17 decks45 decks
13%synergy
Harrow
33%inclusion15 decks45 decks
22%synergy
An Offer You Can't Refuse
31%inclusion14 decks45 decks
7%synergy
Arcane Denial
31%inclusion14 decks45 decks
9%synergy
Double Major
31%inclusion14 decks45 decks
23%synergy
Pongify
27%inclusion12 decks45 decks
2%synergy
Second Harvest
27%inclusion12 decks45 decks
20%synergy
Swan Song
27%inclusion12 decks45 decks
8%synergy
Eureka Moment
24%inclusion11 decks45 decks
13%synergy
Mana Drain
24%inclusion11 decks45 decks
9%synergy
Brainstorm
20%inclusion9 decks45 decks
5%synergy
Planar Genesis
18%inclusion8 decks45 decks
7%synergy
Sink into Stupor
18%inclusion8 decks45 decks
6%synergy
Rapid Hybridization
16%inclusion7 decks45 decks
-12%synergy
Krosan Grip
16%inclusion7 decks45 decks
9%synergy
Chord of Calling
16%inclusion7 decks45 decks
8%synergy
Reality Shift
16%inclusion7 decks45 decks
2%synergy
Return of the Wildspeaker
13%inclusion6 decks45 decks
3%synergy
Entish Restoration
13%inclusion6 decks45 decks
4%synergy
Force of Negation
13%inclusion6 decks45 decks
6%synergy
Plasm Capture
11%inclusion5 decks45 decks
8%synergy
Stubborn Denial
11%inclusion5 decks45 decks
8%synergy
Mystic Reflection
11%inclusion5 decks45 decks
9%synergy
Roiling Regrowth
11%inclusion5 decks45 decks
7%synergy
Nature's Claim
11%inclusion5 decks45 decks
2%synergy
Aetherize
11%inclusion5 decks45 decks
-1%synergy
Simic Charm
11%inclusion5 decks45 decks
4%synergy
Collective Resistance
8.9%inclusion4 decks45 decks
5%synergy
Evacuation
8.9%inclusion4 decks45 decks
5%synergy
Refute
6.7%inclusion3 decks45 decks
5%synergy
Archdruid's Charm
6.7%inclusion3 decks45 decks
1%synergy
Sublime Epiphany
6.7%inclusion3 decks45 decks
4%synergy
Joint Exploration
6.7%inclusion3 decks45 decks
2%synergy
Tamiyo's Safekeeping
6.7%inclusion3 decks45 decks
2%synergy
Into the Roil
6.7%inclusion3 decks45 decks
5%synergy
Voidslime
6.7%inclusion3 decks45 decks
2%synergy
Pact of Negation
6.7%inclusion3 decks45 decks
0%synergy
Quandrix Charm
6.3%inclusion1 decks16 decks
-2%synergy
Heritage Reclamation
5.1%inclusion2 decks39 decks
3%synergy
Sorceries
Irenicus's Vile Duplication
42%inclusion19 decks45 decks
36%synergy
Farseek
40%inclusion18 decks45 decks
14%synergy
Skyshroud Claim
33%inclusion15 decks45 decks
24%synergy
Overwhelming Stampede
29%inclusion13 decks45 decks
16%synergy
Explore
27%inclusion12 decks45 decks
7%synergy
Quantum Misalignment
22%inclusion10 decks45 decks
19%synergy
Urban Evolution
20%inclusion9 decks45 decks
11%synergy
Rishkar's Expertise
18%inclusion8 decks45 decks
8%synergy
Shamanic Revelation
18%inclusion8 decks45 decks
13%synergy
Flare of Cultivation
16%inclusion7 decks45 decks
14%synergy
Explosive Vegetation
16%inclusion7 decks45 decks
10%synergy
Harmonize
13%inclusion6 decks45 decks
8%synergy
Rite of Replication
13%inclusion6 decks45 decks
6%synergy
Shared Roots
13%inclusion3 decks24 decks
7%synergy
Green Sun's Zenith
11%inclusion5 decks45 decks
3%synergy
Circuitous Route
11%inclusion5 decks45 decks
9%synergy
Bala Ged Recovery
11%inclusion5 decks45 decks
1%synergy
Sea Gate Restoration
8.9%inclusion4 decks45 decks
4%synergy
Finale of Devastation
8.9%inclusion4 decks45 decks
-2%synergy
Migration Path
8.9%inclusion4 decks45 decks
6%synergy
Open the Way
8.9%inclusion4 decks45 decks
4%synergy
Regrowth
8.9%inclusion4 decks45 decks
6%synergy
Ponder
6.7%inclusion3 decks45 decks
-1%synergy
Preposterous Proportions
6.7%inclusion3 decks45 decks
5%synergy
Triumph of the Hordes
6.7%inclusion3 decks45 decks
4%synergy
Tempt with Discovery
6.7%inclusion3 decks45 decks
3%synergy
Hour of Promise
6.7%inclusion3 decks45 decks
3%synergy
Search for Tomorrow
6.7%inclusion3 decks45 decks
3%synergy
Ravenform
6.7%inclusion3 decks45 decks
3%synergy
Planar Engineering
6.3%inclusion1 decks16 decks
2%synergy
Lessons from Life
5.0%inclusion1 decks20 decks
-0%synergy
Utility Artifacts
Swiftfoot Boots
42%inclusion19 decks45 decks
17%synergy
Helm of the Host
36%inclusion16 decks45 decks
31%synergy
Lightning Greaves
33%inclusion15 decks45 decks
13%synergy
Combine Chrysalis
24%inclusion11 decks45 decks
20%synergy
Mirror Box
16%inclusion7 decks45 decks
12%synergy
Conduit of Worlds
16%inclusion7 decks45 decks
11%synergy
Emerald Medallion
13%inclusion6 decks45 decks
10%synergy
Sapphire Medallion
8.9%inclusion4 decks45 decks
5%synergy
Crucible of Worlds
6.7%inclusion3 decks45 decks
3%synergy
Banner of Kinship
6.7%inclusion3 decks45 decks
5%synergy
Bident of Thassa
6.7%inclusion3 decks45 decks
-0%synergy
Enchantments
Parallel Lives
42%inclusion19 decks45 decks
36%synergy
Tribute to the World Tree
36%inclusion16 decks45 decks
30%synergy
Exploration
31%inclusion14 decks45 decks
19%synergy
Kindred Discovery
29%inclusion13 decks45 decks
20%synergy
Garruk's Uprising
27%inclusion12 decks45 decks
9%synergy
Cryptolith Rite
22%inclusion10 decks45 decks
19%synergy
Mystic Remora
22%inclusion10 decks45 decks
8%synergy
Beastmaster Ascension
20%inclusion9 decks45 decks
17%synergy
Burgeoning
16%inclusion7 decks45 decks
9%synergy
Primal Vigor
16%inclusion7 decks45 decks
12%synergy
Wilderness Reclamation
13%inclusion6 decks45 decks
4%synergy
Ominous Seas
11%inclusion5 decks45 decks
7%synergy
Sylvan Library
11%inclusion5 decks45 decks
3%synergy
Growing Rites of Itlimoc
11%inclusion5 decks45 decks
6%synergy
Retreat to Kazandu
8.9%inclusion4 decks45 decks
6%synergy
Unnatural Growth
8.9%inclusion4 decks45 decks
6%synergy
Khalni Heart Expedition
8.9%inclusion4 decks45 decks
5%synergy
Opposition
8.9%inclusion4 decks45 decks
9%synergy
Case of the Locked Hothouse
6.7%inclusion3 decks45 decks
4%synergy
Spelunking
6.7%inclusion3 decks45 decks
1%synergy
Extravagant Replication
6.7%inclusion3 decks45 decks
4%synergy
Walk-In Closet // Forgotten Cellar
6.7%inclusion3 decks45 decks
4%synergy
Followed Footsteps
6.7%inclusion3 decks45 decks
6%synergy
Asceticism
6.7%inclusion3 decks45 decks
4%synergy
Zendikar's Roil
6.7%inclusion3 decks45 decks
3%synergy
Retreat to Coralhelm
6.7%inclusion3 decks45 decks
-2%synergy
Propaganda
6.7%inclusion3 decks45 decks
-0%synergy
Abundance
6.7%inclusion3 decks45 decks
5%synergy
Prismatic Undercurrents
5.0%inclusion1 decks20 decks
4%synergy
Planeswalkers
Oko, Thief of Crowns
22%inclusion10 decks45 decks
16%synergy
Kiora, the Crashing Wave
11%inclusion5 decks45 decks
9%synergy
Vivien Reid
6.7%inclusion3 decks45 decks
5%synergy
Utility Lands
Reliquary Tower
53%inclusion24 decks45 decks
3%synergy
Yavimaya, Cradle of Growth
27%inclusion12 decks45 decks
6%synergy
Boseiju, Who Endures
27%inclusion12 decks45 decks
5%synergy
Command Beacon
24%inclusion11 decks45 decks
21%synergy
Temple of the False God
24%inclusion11 decks45 decks
8%synergy
Otawara, Soaring City
20%inclusion9 decks45 decks
1%synergy
Mystic Sanctuary
18%inclusion8 decks45 decks
6%synergy
Rogue's Passage
16%inclusion7 decks45 decks
-8%synergy
Three Tree City
13%inclusion6 decks45 decks
8%synergy
Mistrise Village
13%inclusion5 decks39 decks
2%synergy
Evendo, Waking Haven
11%inclusion4 decks35 decks
6%synergy
Alchemist's Refuge
11%inclusion5 decks45 decks
-8%synergy
Mosswort Bridge
11%inclusion5 decks45 decks
-6%synergy
Castle Garenbrig
11%inclusion5 decks45 decks
7%synergy
Coral Atoll
8.9%inclusion4 decks45 decks
7%synergy
Vesuva
8.9%inclusion4 decks45 decks
4%synergy
Scavenger Grounds
8.9%inclusion4 decks45 decks
5%synergy
Gaea's Cradle
8.9%inclusion4 decks45 decks
2%synergy
Thespian's Stage
8.9%inclusion4 decks45 decks
2%synergy
Castle Vantress
8.9%inclusion4 decks45 decks
2%synergy
Ancient Tomb
6.7%inclusion3 decks45 decks
-2%synergy
Oboro, Palace in the Clouds
6.7%inclusion3 decks45 decks
4%synergy
Nykthos, Shrine to Nyx
6.7%inclusion3 decks45 decks
4%synergy
Field of the Dead
6.7%inclusion3 decks45 decks
2%synergy
Dark Depths
6.7%inclusion3 decks45 decks
0%synergy
Jungle Basin
6.7%inclusion3 decks45 decks
5%synergy
Mana Artifacts
Sol Ring
80%inclusion36 decks45 decks
-0%synergy
Arcane Signet
51%inclusion23 decks45 decks
-12%synergy
Thought Vessel
24%inclusion11 decks45 decks
4%synergy
Talisman of Curiosity
22%inclusion10 decks45 decks
1%synergy
Simic Signet
18%inclusion8 decks45 decks
-11%synergy
Mana Vault
6.7%inclusion3 decks45 decks
1%synergy
Fellwar Stone
6.7%inclusion3 decks45 decks
-3%synergy
Lands
Island
91%inclusion41 decks45 decks
-5%synergy
Forest
91%inclusion41 decks45 decks
-5%synergy
Command Tower
84%inclusion38 decks45 decks
-1%synergy
Simic Growth Chamber
56%inclusion25 decks45 decks
10%synergy
Hinterland Harbor
53%inclusion24 decks45 decks
-9%synergy
Breeding Pool
49%inclusion22 decks45 decks
1%synergy
Yavimaya Coast
47%inclusion21 decks45 decks
-6%synergy
Rejuvenating Springs
47%inclusion21 decks45 decks
4%synergy
Dreamroot Cascade
47%inclusion21 decks45 decks
1%synergy
Evolving Wilds
44%inclusion20 decks45 decks
20%synergy
Vineglimmer Snarl
40%inclusion18 decks45 decks
0%synergy
Barkchannel Pathway
40%inclusion18 decks45 decks
20%synergy
Sodden Verdure
40%inclusion8 decks20 decks
18%synergy
Misty Rainforest
38%inclusion17 decks45 decks
7%synergy
Terramorphic Expanse
38%inclusion17 decks45 decks
18%synergy
Temple of Mystery
33%inclusion15 decks45 decks
-4%synergy
Flooded Grove
33%inclusion15 decks45 decks
-10%synergy
Willowrush Verge
33%inclusion13 decks40 decks
14%synergy
Exotic Orchard
31%inclusion14 decks45 decks
6%synergy
Hedge Maze
31%inclusion14 decks45 decks
11%synergy
Rain-Slicked Copse
30%inclusion6 decks20 decks
20%synergy
Blighted Woodland
29%inclusion13 decks45 decks
23%synergy
Fabled Passage
29%inclusion13 decks45 decks
11%synergy
Tangled Islet
27%inclusion12 decks45 decks
11%synergy
Turbulent Wilderness
25%inclusion4 decks16 decks
8%synergy
Myriad Landscape
24%inclusion11 decks45 decks
5%synergy
Waterlogged Grove
24%inclusion11 decks45 decks
5%synergy
Verdant Catacombs
20%inclusion9 decks45 decks
11%synergy
Rimewood Falls
20%inclusion9 decks45 decks
13%synergy
Thornwood Falls
20%inclusion9 decks45 decks
4%synergy
Sink into Stupor
18%inclusion8 decks45 decks
6%synergy
Overflowing Basin
16%inclusion7 decks45 decks
-6%synergy
Wooded Foothills
16%inclusion7 decks45 decks
6%synergy
Botanical Sanctum
16%inclusion7 decks45 decks
3%synergy
Prismatic Vista
13%inclusion6 decks45 decks
6%synergy
Snow-Covered Island
13%inclusion6 decks45 decks
8%synergy
Snow-Covered Forest
13%inclusion6 decks45 decks
8%synergy
Cavern of Souls
13%inclusion6 decks45 decks
8%synergy
Flooded Strand
13%inclusion6 decks45 decks
3%synergy
Windswept Heath
11%inclusion5 decks45 decks
1%synergy
Tropical Island
11%inclusion5 decks45 decks
-3%synergy
Talon Gates of Madara
11%inclusion5 decks45 decks
5%synergy
Scalding Tarn
11%inclusion5 decks45 decks
2%synergy
Bala Ged Recovery
11%inclusion5 decks45 decks
1%synergy
Polluted Delta
11%inclusion5 decks45 decks
1%synergy
Sea Gate Restoration
8.9%inclusion4 decks45 decks
4%synergy
Horizon of Progress
8.9%inclusion4 decks45 decks
5%synergy
Disciple of Freyalise
6.7%inclusion3 decks45 decks
2%synergy
Urza's Cave
6.7%inclusion3 decks45 decks
2%synergy
Lush Oasis
6.7%inclusion3 decks45 decks
2%synergy
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