Koma, Cosmos Serpent (Commander) - +1/+1 Counters

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #342
43decks
As CommanderAs CardAverage DeckDecks
Bracket
All
1
2345
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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Adrix and Nev, Twincasters
77%inclusion33 decks43 decks
68%synergy
Koma, World-Eater
71%inclusion29 decks41 decks
59%synergy
Spark Double
63%inclusion27 decks43 decks
54%synergy
Serpent of Yawning Depths
56%inclusion24 decks43 decks
50%synergy
Elemental Bond
53%inclusion23 decks43 decks
48%synergy
Doubling Season
58%inclusion25 decks43 decks
47%synergy
Parallel Lives
51%inclusion22 decks43 decks
45%synergy
Whelming Wave
53%inclusion23 decks43 decks
43%synergy
Junk Winder
47%inclusion20 decks43 decks
40%synergy
Second Harvest
42%inclusion18 decks43 decks
35%synergy
Top Cards
Cultivate
65%inclusion28 decks43 decks
20%synergy
Counterspell
60%inclusion26 decks43 decks
12%synergy
Kodama's Reach
58%inclusion25 decks43 decks
24%synergy
Aesi, Tyrant of Gyre Strait
51%inclusion22 decks43 decks
33%synergy
Nature's Lore
51%inclusion22 decks43 decks
18%synergy
Rampant Growth
47%inclusion20 decks43 decks
7%synergy
LLANOWAR ELVES
44%inclusion19 decks43 decks
16%synergy
Elvish Mystic
42%inclusion18 decks43 decks
19%synergy
Spawning Kraken
40%inclusion17 decks43 decks
33%synergy
Sakashima of a Thousand Faces
37%inclusion16 decks43 decks
32%synergy
Game Changers
Cyclonic Rift
30%inclusion13 decks43 decks
7%synergy
Seedborn Muse
28%inclusion12 decks43 decks
12%synergy
Rhystic Study
28%inclusion12 decks43 decks
8%synergy
Worldly Tutor
23%inclusion10 decks43 decks
10%synergy
Fierce Guardianship
16%inclusion7 decks43 decks
0%synergy
Force of Will
12%inclusion5 decks43 decks
3%synergy
Mystical Tutor
12%inclusion5 decks43 decks
3%synergy
Consecrated Sphinx
9.3%inclusion4 decks43 decks
1%synergy
Mana Vault
7.0%inclusion3 decks43 decks
1%synergy
Gaea's Cradle
7.0%inclusion3 decks43 decks
0%synergy
Creatures
Arixmethes, Slumbering Isle
37%inclusion16 decks43 decks
24%synergy
Craterhoof Behemoth
33%inclusion14 decks43 decks
22%synergy
BIRDS OF PARADISE
33%inclusion14 decks43 decks
5%synergy
Sakura-Tribe Elder
33%inclusion14 decks43 decks
14%synergy
Enduring Vitality
29%inclusion12 decks41 decks
21%synergy
Fanatic of Rhonas
28%inclusion12 decks43 decks
22%synergy
Ohran Frostfang
28%inclusion12 decks43 decks
24%synergy
Murkfiend Liege
26%inclusion11 decks43 decks
12%synergy
Slinn Voda, the Rising Deep
26%inclusion11 decks43 decks
20%synergy
Archetype of Imagination
26%inclusion11 decks43 decks
21%synergy
Sakashima the Impostor
26%inclusion11 decks43 decks
23%synergy
Hullbreaker Horror
26%inclusion11 decks43 decks
8%synergy
Fyndhorn Elves
26%inclusion11 decks43 decks
12%synergy
Xolatoyac, the Smiling Flood
23%inclusion10 decks43 decks
17%synergy
Roaming Throne
23%inclusion10 decks43 decks
16%synergy
Quilled Greatwurm
22%inclusion9 decks41 decks
20%synergy
The Unagi of Kyoshi Island
21%inclusion4 decks19 decks
16%synergy
Tatyova, Benthic Druid
21%inclusion9 decks43 decks
-8%synergy
Ouroboroid
19%inclusion5 decks26 decks
15%synergy
Garruk's Packleader
19%inclusion8 decks43 decks
16%synergy
Eternal Witness
19%inclusion8 decks43 decks
0%synergy
Tireless Provisioner
19%inclusion8 decks43 decks
5%synergy
Enduring Curiosity
17%inclusion7 decks41 decks
14%synergy
Delighted Halfling
16%inclusion7 decks43 decks
5%synergy
Mossborn Hydra
15%inclusion6 decks41 decks
8%synergy
Solemn Simulacrum
14%inclusion6 decks43 decks
8%synergy
Reclamation Sage
14%inclusion6 decks43 decks
2%synergy
Octomancer
14%inclusion6 decks43 decks
10%synergy
Scute Swarm
14%inclusion6 decks43 decks
-4%synergy
Railway Brawler
14%inclusion6 decks43 decks
12%synergy
Champion of Lambholt
14%inclusion6 decks43 decks
9%synergy
Voracious Brood
13%inclusion1 decks8 decks
12%synergy
Starwinder
12%inclusion3 decks25 decks
6%synergy
Tam, Mindful First-Year
12%inclusion2 decks17 decks
10%synergy
Loch Mare
12%inclusion2 decks17 decks
11%synergy
Avenger of Zendikar
12%inclusion5 decks43 decks
-4%synergy
Scourge of Fleets
12%inclusion5 decks43 decks
4%synergy
Vorinclex, Monstrous Raider
12%inclusion5 decks43 decks
10%synergy
Coiling Oracle
12%inclusion5 decks43 decks
-0%synergy
Progenitor Mimic
12%inclusion5 decks43 decks
7%synergy
Lotus Cobra
12%inclusion5 decks43 decks
-0%synergy
Uro, Titan of Nature's Wrath
12%inclusion5 decks43 decks
3%synergy
Kami of Whispered Hopes
12%inclusion5 decks43 decks
2%synergy
Summon: Leviathan
11%inclusion3 decks27 decks
4%synergy
Iceridge Serpent
10%inclusion3 decks29 decks
10%synergy
Kiora, the Rising Tide
10%inclusion4 decks41 decks
7%synergy
Loot, Exuberant Explorer
10%inclusion4 decks41 decks
3%synergy
Forgotten Ancient
9.3%inclusion4 decks43 decks
-1%synergy
Vorel of the Hull Clade
9.3%inclusion4 decks43 decks
1%synergy
Saryth, the Viper's Fang
9.3%inclusion4 decks43 decks
8%synergy
Instants
Heroic Intervention
35%inclusion15 decks43 decks
4%synergy
Growth Spiral
35%inclusion15 decks43 decks
-9%synergy
Beast Within
33%inclusion14 decks43 decks
-16%synergy
Negate
30%inclusion13 decks43 decks
6%synergy
An Offer You Can't Refuse
28%inclusion12 decks43 decks
4%synergy
Arcane Denial
23%inclusion10 decks43 decks
1%synergy
Double Major
23%inclusion10 decks43 decks
15%synergy
Rapid Hybridization
21%inclusion9 decks43 decks
-6%synergy
Pongify
19%inclusion8 decks43 decks
-6%synergy
Return of the Wildspeaker
19%inclusion8 decks43 decks
8%synergy
Mana Drain
19%inclusion8 decks43 decks
4%synergy
Swan Song
19%inclusion8 decks43 decks
-0%synergy
Planar Genesis
19%inclusion8 decks43 decks
8%synergy
Aetherize
16%inclusion7 decks43 decks
4%synergy
Reality Shift
14%inclusion6 decks43 decks
-0%synergy
Harmonized Crescendo
12%inclusion2 decks17 decks
9%synergy
Krosan Grip
12%inclusion5 decks43 decks
5%synergy
Harrow
12%inclusion5 decks43 decks
0%synergy
Snakeskin Veil
9.3%inclusion4 decks43 decks
3%synergy
Three Steps Ahead
9.3%inclusion4 decks43 decks
6%synergy
Stubborn Denial
9.3%inclusion4 decks43 decks
7%synergy
Archdruid's Charm
9.3%inclusion4 decks43 decks
4%synergy
Tyvar's Stand
9.3%inclusion4 decks43 decks
5%synergy
Nature's Claim
9.3%inclusion4 decks43 decks
1%synergy
Entish Restoration
9.3%inclusion4 decks43 decks
0%synergy
Cancel
9.3%inclusion4 decks43 decks
7%synergy
Naturalize
9.3%inclusion4 decks43 decks
8%synergy
SPELL PIERCE
9.3%inclusion4 decks43 decks
6%synergy
Embrace the Paradox
8.3%inclusion1 decks12 decks
3%synergy
Quandrix Charm
7.7%inclusion1 decks13 decks
-0%synergy
Plasm Capture
7.0%inclusion3 decks43 decks
4%synergy
Brainstorm
7.0%inclusion3 decks43 decks
-8%synergy
Mystic Reflection
7.0%inclusion3 decks43 decks
5%synergy
Resculpt
7.0%inclusion3 decks43 decks
2%synergy
Noxious Revival
7.0%inclusion3 decks43 decks
2%synergy
Sink into Stupor
7.0%inclusion3 decks43 decks
-5%synergy
Voidslime
7.0%inclusion3 decks43 decks
2%synergy
Simic Charm
7.0%inclusion3 decks43 decks
0%synergy
Evacuation
7.0%inclusion3 decks43 decks
3%synergy
Auroral Procession
6.5%inclusion2 decks31 decks
3%synergy
Cycle of Renewal
5.3%inclusion1 decks19 decks
4%synergy
Octopus Form
5.3%inclusion1 decks19 decks
4%synergy
Sorceries
Farseek
35%inclusion15 decks43 decks
8%synergy
Irenicus's Vile Duplication
35%inclusion15 decks43 decks
29%synergy
Three Visits
30%inclusion13 decks43 decks
4%synergy
Overwhelming Stampede
26%inclusion11 decks43 decks
13%synergy
Skyshroud Claim
21%inclusion9 decks43 decks
12%synergy
Germination Practicum
17%inclusion2 decks12 decks
11%synergy
Shamanic Revelation
16%inclusion7 decks43 decks
11%synergy
Applied Geometry
15%inclusion2 decks13 decks
11%synergy
Mind into Matter
15%inclusion2 decks13 decks
7%synergy
Explore
14%inclusion6 decks43 decks
-6%synergy
Call Damage Control
13%inclusion1 decks8 decks
12%synergy
Triumph of the Hordes
12%inclusion5 decks43 decks
9%synergy
Rishkar's Expertise
12%inclusion5 decks43 decks
2%synergy
Ember Island Production
11%inclusion2 decks19 decks
10%synergy
Quantum Misalignment
9.3%inclusion4 decks43 decks
6%synergy
Grow from the Ashes
9.3%inclusion4 decks43 decks
8%synergy
Finale of Devastation
9.3%inclusion4 decks43 decks
-2%synergy
Explosive Vegetation
9.3%inclusion4 decks43 decks
3%synergy
Ezuri's Predation
9.3%inclusion4 decks43 decks
2%synergy
Wisdom of Ages
7.7%inclusion1 decks13 decks
5%synergy
Echocasting Symposium
7.7%inclusion1 decks13 decks
5%synergy
Growth Curve
7.7%inclusion1 decks13 decks
2%synergy
Divination
7.0%inclusion3 decks43 decks
6%synergy
Last March of the Ents
7.0%inclusion3 decks43 decks
4%synergy
Courage in Crisis
7.0%inclusion3 decks43 decks
7%synergy
Preordain
7.0%inclusion3 decks43 decks
-1%synergy
Distant Melody
7.0%inclusion3 decks43 decks
4%synergy
Urban Evolution
7.0%inclusion3 decks43 decks
-2%synergy
Doppelgang
7.0%inclusion3 decks43 decks
-0%synergy
Regrowth
7.0%inclusion3 decks43 decks
4%synergy
Mathemagics
5.9%inclusion1 decks17 decks
0%synergy
Shared Roots
5.3%inclusion1 decks19 decks
-1%synergy
Utility Artifacts
Helm of the Host
33%inclusion14 decks43 decks
28%synergy
Swiftfoot Boots
30%inclusion13 decks43 decks
6%synergy
Lightning Greaves
26%inclusion11 decks43 decks
6%synergy
Mirror Box
16%inclusion7 decks43 decks
13%synergy
Emerald Medallion
12%inclusion5 decks43 decks
8%synergy
Sapphire Medallion
12%inclusion5 decks43 decks
8%synergy
The Great Henge
9.3%inclusion4 decks43 decks
-0%synergy
Eldrazi Monument
9.3%inclusion4 decks43 decks
9%synergy
Elixir of Immortality
7.0%inclusion3 decks43 decks
6%synergy
Ozolith, the Shattered Spire
7.0%inclusion3 decks43 decks
-2%synergy
Coat of Arms
7.0%inclusion3 decks43 decks
6%synergy
Idol of Oblivion
7.0%inclusion3 decks43 decks
4%synergy
Chronicle of Victory
5.9%inclusion1 decks17 decks
5%synergy
Enchantments
Tribute to the World Tree
33%inclusion14 decks43 decks
27%synergy
Primal Vigor
28%inclusion12 decks43 decks
25%synergy
Kindred Discovery
26%inclusion11 decks43 decks
16%synergy
Unnatural Growth
23%inclusion10 decks43 decks
20%synergy
Cryptolith Rite
21%inclusion9 decks43 decks
17%synergy
Garruk's Uprising
19%inclusion8 decks43 decks
1%synergy
Mystic Remora
19%inclusion8 decks43 decks
5%synergy
Asceticism
19%inclusion8 decks43 decks
16%synergy
Beastmaster Ascension
16%inclusion7 decks43 decks
13%synergy
Simic Ascendancy
16%inclusion7 decks43 decks
3%synergy
Wild Growth
16%inclusion7 decks43 decks
8%synergy
Exploration
14%inclusion6 decks43 decks
1%synergy
Mirror Room // Fractured Realm
12%inclusion5 decks41 decks
11%synergy
Utopia Sprawl
12%inclusion5 decks43 decks
5%synergy
Wilderness Reclamation
12%inclusion5 decks43 decks
2%synergy
Growing Rites of Itlimoc
12%inclusion5 decks43 decks
6%synergy
Imprisoned in the Moon
9.3%inclusion4 decks43 decks
5%synergy
Extravagant Replication
9.3%inclusion4 decks43 decks
7%synergy
Hydra's Growth
9.3%inclusion4 decks43 decks
8%synergy
Burgeoning
9.3%inclusion4 decks43 decks
2%synergy
Hardened Scales
9.3%inclusion4 decks43 decks
-9%synergy
Propaganda
9.3%inclusion4 decks43 decks
2%synergy
Additive Evolution
7.7%inclusion1 decks13 decks
6%synergy
Quest for Ula's Temple
7.0%inclusion3 decks43 decks
5%synergy
Path of Discovery
7.0%inclusion3 decks43 decks
5%synergy
Ominous Seas
7.0%inclusion3 decks43 decks
3%synergy
Hadana's Climb
7.0%inclusion3 decks43 decks
4%synergy
Colossal Majesty
7.0%inclusion3 decks43 decks
6%synergy
Paradox Haze
7.0%inclusion3 decks43 decks
7%synergy
Defense of the Heart
7.0%inclusion3 decks43 decks
5%synergy
Primeval Bounty
7.0%inclusion3 decks43 decks
5%synergy
Aquitect's Defenses
5.9%inclusion1 decks17 decks
6%synergy
Unstoppable Plan
5.4%inclusion2 decks37 decks
3%synergy
Planeswalkers
Oko, Thief of Crowns
14%inclusion6 decks43 decks
8%synergy
Utility Lands
RELIQUARY TOWER
44%inclusion19 decks43 decks
-6%synergy
Rogue's Passage
26%inclusion11 decks43 decks
2%synergy
Castle Garenbrig
19%inclusion8 decks43 decks
15%synergy
Boseiju, Who Endures
14%inclusion6 decks43 decks
-8%synergy
Yavimaya, Cradle of Growth
12%inclusion5 decks43 decks
-9%synergy
Three Tree City
12%inclusion5 decks43 decks
7%synergy
Mistrise Village
10%inclusion3 decks31 decks
-1%synergy
Restless Vinestalk
9.3%inclusion4 decks43 decks
5%synergy
Mosswort Bridge
9.3%inclusion4 decks43 decks
-8%synergy
Command Beacon
9.3%inclusion4 decks43 decks
6%synergy
Petrified Hamlet
8.3%inclusion1 decks12 decks
8%synergy
Evendo, Waking Haven
7.7%inclusion2 decks26 decks
2%synergy
Skycoach Waypoint
7.7%inclusion1 decks13 decks
7%synergy
Otawara, Soaring City
7.0%inclusion3 decks43 decks
-12%synergy
Mana Artifacts
Sol Ring
79%inclusion34 decks43 decks
-1%synergy
Arcane Signet
58%inclusion25 decks43 decks
-5%synergy
Thought Vessel
33%inclusion14 decks43 decks
13%synergy
Simic Signet
28%inclusion12 decks43 decks
-1%synergy
Talisman of Curiosity
16%inclusion7 decks43 decks
-5%synergy
Fellwar Stone
9.3%inclusion4 decks43 decks
-0%synergy
Potioner's Trove
8.3%inclusion1 decks12 decks
8%synergy
Caged Sun
7.0%inclusion3 decks43 decks
7%synergy
Commander's Sphere
7.0%inclusion3 decks43 decks
0%synergy
Decanter of Endless Water
7.0%inclusion3 decks43 decks
3%synergy
Nyx Lotus
7.0%inclusion3 decks43 decks
7%synergy
Lands
Island
100%inclusion43 decks43 decks
4%synergy
Forest
100%inclusion43 decks43 decks
4%synergy
Command Tower
79%inclusion34 decks43 decks
-6%synergy
Hinterland Harbor
65%inclusion28 decks43 decks
3%synergy
Breeding Pool
56%inclusion24 decks43 decks
8%synergy
Rejuvenating Springs
51%inclusion22 decks43 decks
9%synergy
Flooded Grove
51%inclusion22 decks43 decks
7%synergy
Dreamroot Cascade
51%inclusion22 decks43 decks
5%synergy
Yavimaya Coast
40%inclusion17 decks43 decks
-13%synergy
Simic Growth Chamber
37%inclusion16 decks43 decks
-8%synergy
Vineglimmer Snarl
37%inclusion16 decks43 decks
-2%synergy
Misty Rainforest
33%inclusion14 decks43 decks
1%synergy
Temple of Mystery
30%inclusion13 decks43 decks
-6%synergy
Thornwood Falls
28%inclusion12 decks43 decks
12%synergy
Exotic Orchard
26%inclusion11 decks43 decks
0%synergy
Myriad Landscape
23%inclusion10 decks43 decks
4%synergy
Barkchannel Pathway
23%inclusion10 decks43 decks
4%synergy
Evolving Wilds
23%inclusion10 decks43 decks
-1%synergy
Botanical Sanctum
21%inclusion9 decks43 decks
8%synergy
Fabled Passage
19%inclusion8 decks43 decks
1%synergy
Sodden Verdure
18%inclusion3 decks17 decks
-5%synergy
Tangled Islet
16%inclusion7 decks43 decks
1%synergy
Hedge Maze
16%inclusion7 decks43 decks
-3%synergy
Willowrush Verge
16%inclusion6 decks38 decks
-3%synergy
Paradox Gardens
15%inclusion2 decks13 decks
9%synergy
Waterlogged Grove
14%inclusion6 decks43 decks
-5%synergy
Path of Ancestry
14%inclusion6 decks43 decks
-4%synergy
Rain-Slicked Copse
12%inclusion2 decks17 decks
2%synergy
Terramorphic Expanse
12%inclusion5 decks43 decks
-9%synergy
Verdant Catacombs
12%inclusion5 decks43 decks
3%synergy
Windswept Heath
9.3%inclusion4 decks43 decks
-1%synergy
Littjara Mirrorlake
9.3%inclusion4 decks43 decks
6%synergy
Hydroelectric Specimen
9.3%inclusion4 decks43 decks
3%synergy
Overflowing Basin
9.3%inclusion4 decks43 decks
-13%synergy
Wooded Foothills
9.3%inclusion4 decks43 decks
0%synergy
Woodland Stream
9.3%inclusion4 decks43 decks
5%synergy
Polluted Delta
9.3%inclusion4 decks43 decks
-1%synergy
Flooded Strand
9.3%inclusion4 decks43 decks
-2%synergy
Blighted Woodland
7.0%inclusion3 decks43 decks
1%synergy
Prismatic Vista
7.0%inclusion3 decks43 decks
-0%synergy
Disciple of Freyalise
7.0%inclusion3 decks43 decks
2%synergy
Tanglepool Bridge
7.0%inclusion3 decks43 decks
2%synergy
Reflecting Pool
7.0%inclusion3 decks43 decks
4%synergy
Thriving Isle
7.0%inclusion3 decks43 decks
5%synergy
Tropical Island
7.0%inclusion3 decks43 decks
-8%synergy
Rimewood Falls
7.0%inclusion3 decks43 decks
-0%synergy
Thriving Grove
7.0%inclusion3 decks43 decks
5%synergy
Sink into Stupor
7.0%inclusion3 decks43 decks
-5%synergy
Scalding Tarn
7.0%inclusion3 decks43 decks
-2%synergy
Mutant Town
6.3%inclusion1 decks16 decks
5%synergy
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