Koma, Cosmos Serpent (Commander) - Upgraded Control

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #342
41decks
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.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
New Cards
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Battles
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Mister Fantastic, Reed Richards
9.1%inclusion1 decks11 decks
5%synergy
Multiversal Incursion
9.1%inclusion1 decks11 decks
8%synergy
Multiversal Recruitment
9.1%inclusion1 decks11 decks
8%synergy
High Synergy Cards
Elemental Bond
85%inclusion35 decks41 decks
80%synergy
Adrix and Nev, Twincasters
76%inclusion31 decks41 decks
67%synergy
Whelming Wave
73%inclusion30 decks41 decks
63%synergy
Tribute to the World Tree
63%inclusion26 decks41 decks
58%synergy
Irenicus's Vile Duplication
59%inclusion24 decks41 decks
53%synergy
Parallel Lives
56%inclusion23 decks41 decks
50%synergy
Spark Double
59%inclusion24 decks41 decks
50%synergy
Farseek
76%inclusion31 decks41 decks
49%synergy
Serpent of Yawning Depths
54%inclusion22 decks41 decks
47%synergy
An Offer You Can't Refuse
68%inclusion28 decks41 decks
45%synergy
Top Cards
Counterspell
88%inclusion36 decks41 decks
39%synergy
Rampant Growth
76%inclusion31 decks41 decks
36%synergy
Nature's Lore
73%inclusion30 decks41 decks
41%synergy
Cultivate
71%inclusion29 decks41 decks
25%synergy
Beast Within
66%inclusion27 decks41 decks
17%synergy
Three Visits
63%inclusion26 decks41 decks
38%synergy
Negate
61%inclusion25 decks41 decks
36%synergy
Arcane Denial
61%inclusion25 decks41 decks
39%synergy
Kodama's Reach
59%inclusion24 decks41 decks
24%synergy
Aesi, Tyrant of Gyre Strait
56%inclusion23 decks41 decks
38%synergy
Game Changers
Cyclonic Rift
39%inclusion16 decks41 decks
16%synergy
Seedborn Muse
29%inclusion12 decks41 decks
13%synergy
Fierce Guardianship
27%inclusion11 decks41 decks
11%synergy
Rhystic Study
24%inclusion10 decks41 decks
5%synergy
Consecrated Sphinx
20%inclusion8 decks41 decks
11%synergy
Crop Rotation
10%inclusion4 decks41 decks
-2%synergy
Ancient Tomb
7.3%inclusion3 decks41 decks
-1%synergy
Force of Will
7.3%inclusion3 decks41 decks
-2%synergy
Worldly Tutor
7.3%inclusion3 decks41 decks
-7%synergy
Creatures
Arixmethes, Slumbering Isle
54%inclusion22 decks41 decks
41%synergy
Koma, World-Eater
51%inclusion21 decks41 decks
39%synergy
Sakura-Tribe Elder
51%inclusion21 decks41 decks
33%synergy
Summon: Leviathan
50%inclusion19 decks38 decks
43%synergy
Sakashima of a Thousand Faces
49%inclusion20 decks41 decks
44%synergy
Junk Winder
49%inclusion20 decks41 decks
43%synergy
Llanowar Elves
49%inclusion20 decks41 decks
21%synergy
Elvish Mystic
44%inclusion18 decks41 decks
21%synergy
Sakashima the Impostor
44%inclusion18 decks41 decks
41%synergy
Birds of Paradise
44%inclusion18 decks41 decks
16%synergy
Craterhoof Behemoth
39%inclusion16 decks41 decks
29%synergy
Eternal Witness
37%inclusion15 decks41 decks
18%synergy
Hullbreaker Horror
34%inclusion14 decks41 decks
17%synergy
Tatyova, Benthic Druid
32%inclusion13 decks41 decks
2%synergy
Enduring Curiosity
27%inclusion11 decks41 decks
24%synergy
Fyndhorn Elves
27%inclusion11 decks41 decks
13%synergy
Spawning Kraken
27%inclusion11 decks41 decks
20%synergy
Uro, Titan of Nature's Wrath
24%inclusion10 decks41 decks
15%synergy
Starwinder
24%inclusion8 decks34 decks
18%synergy
Garruk's Packleader
22%inclusion9 decks41 decks
20%synergy
Roaming Throne
22%inclusion9 decks41 decks
15%synergy
Toski, Bearer of Secrets
20%inclusion8 decks41 decks
16%synergy
Ohran Frostfang
20%inclusion8 decks41 decks
16%synergy
Irma, Part-Time Mutant
18%inclusion4 decks22 decks
16%synergy
Enduring Vitality
17%inclusion7 decks41 decks
9%synergy
Hydroelectric Specimen
17%inclusion7 decks41 decks
11%synergy
Murkfiend Liege
17%inclusion7 decks41 decks
4%synergy
Archetype of Imagination
17%inclusion7 decks41 decks
13%synergy
Octomancer
15%inclusion6 decks41 decks
10%synergy
Arbor Elf
15%inclusion6 decks41 decks
9%synergy
Scourge of Fleets
15%inclusion6 decks41 decks
7%synergy
The Unagi of Kyoshi Island
13%inclusion4 decks31 decks
8%synergy
Circle of Dreams Druid
12%inclusion5 decks41 decks
10%synergy
Fanatic of Rhonas
12%inclusion5 decks41 decks
7%synergy
Gala Greeters
12%inclusion5 decks41 decks
11%synergy
Slinn Voda, the Rising Deep
12%inclusion5 decks41 decks
6%synergy
Lotus Cobra
12%inclusion5 decks41 decks
0%synergy
Scute Swarm
12%inclusion5 decks41 decks
-6%synergy
Tam, Mindful First-Year
12%inclusion3 decks25 decks
10%synergy
Curiosity Crafter
10%inclusion4 decks41 decks
6%synergy
Disciple of Freyalise
10%inclusion4 decks41 decks
5%synergy
Druid of Purification
10%inclusion4 decks41 decks
8%synergy
Tender Wildguide
10%inclusion4 decks41 decks
9%synergy
Farhaven Elf
10%inclusion4 decks41 decks
6%synergy
Wood Elves
10%inclusion4 decks41 decks
4%synergy
Tireless Provisioner
10%inclusion4 decks41 decks
-4%synergy
Spellskite
10%inclusion4 decks41 decks
6%synergy
Chameleon, Master of Disguise
9.1%inclusion3 decks33 decks
7%synergy
Reclamation Sage
7.3%inclusion3 decks41 decks
-5%synergy
Collector Ouphe
7.3%inclusion3 decks41 decks
6%synergy
Instants
Rapid Hybridization
54%inclusion22 decks41 decks
26%synergy
Pongify
49%inclusion20 decks41 decks
24%synergy
Growth Spiral
49%inclusion20 decks41 decks
4%synergy
Heroic Intervention
44%inclusion18 decks41 decks
14%synergy
Return of the Wildspeaker
39%inclusion16 decks41 decks
29%synergy
Swan Song
37%inclusion15 decks41 decks
18%synergy
Stubborn Denial
34%inclusion14 decks41 decks
31%synergy
Planar Genesis
32%inclusion13 decks41 decks
21%synergy
Double Major
32%inclusion13 decks41 decks
24%synergy
Reality Shift
29%inclusion12 decks41 decks
15%synergy
Mana Drain
29%inclusion12 decks41 decks
14%synergy
Tamiyo's Safekeeping
24%inclusion10 decks41 decks
19%synergy
Second Harvest
22%inclusion9 decks41 decks
16%synergy
Nature's Claim
22%inclusion9 decks41 decks
13%synergy
Harrow
22%inclusion9 decks41 decks
10%synergy
Entish Restoration
22%inclusion9 decks41 decks
13%synergy
Sink into Stupor
20%inclusion8 decks41 decks
7%synergy
Tyvar's Stand
17%inclusion7 decks41 decks
13%synergy
Chord of Calling
17%inclusion7 decks41 decks
10%synergy
Aetherize
17%inclusion7 decks41 decks
5%synergy
Eureka Moment
15%inclusion6 decks41 decks
3%synergy
Plasm Capture
15%inclusion6 decks41 decks
12%synergy
Brainstorm
15%inclusion6 decks41 decks
-0%synergy
Force of Vigor
15%inclusion6 decks41 decks
10%synergy
Rewind
15%inclusion6 decks41 decks
12%synergy
Auroral Procession
13%inclusion5 decks40 decks
9%synergy
Decisive Denial
12%inclusion5 decks41 decks
6%synergy
Snakeskin Veil
12%inclusion5 decks41 decks
6%synergy
Krosan Grip
12%inclusion5 decks41 decks
6%synergy
Resculpt
12%inclusion5 decks41 decks
7%synergy
Force of Negation
12%inclusion5 decks41 decks
5%synergy
Collective Resistance
12%inclusion5 decks41 decks
9%synergy
Voidslime
12%inclusion5 decks41 decks
7%synergy
Consult the Star Charts
12%inclusion4 decks34 decks
10%synergy
Muddle the Mixture
10%inclusion4 decks41 decks
6%synergy
Frantic Search
10%inclusion4 decks41 decks
3%synergy
Three Steps Ahead
10%inclusion4 decks41 decks
7%synergy
Archdruid's Charm
10%inclusion4 decks41 decks
4%synergy
Flare of Denial
10%inclusion4 decks41 decks
7%synergy
Mystic Reflection
10%inclusion4 decks41 decks
7%synergy
Roiling Regrowth
10%inclusion4 decks41 decks
6%synergy
Slip Out the Back
10%inclusion4 decks41 decks
6%synergy
Joint Exploration
10%inclusion4 decks41 decks
5%synergy
Pull from Tomorrow
10%inclusion4 decks41 decks
5%synergy
Mana Leak
10%inclusion4 decks41 decks
8%synergy
Abjure
10%inclusion4 decks41 decks
9%synergy
Harmonized Crescendo
8.0%inclusion2 decks25 decks
5%synergy
Disdainful Stroke
7.3%inclusion3 decks41 decks
6%synergy
Fog
7.3%inclusion3 decks41 decks
4%synergy
Silundi Vision
7.3%inclusion3 decks41 decks
7%synergy
Sorceries
Skyshroud Claim
51%inclusion21 decks41 decks
42%synergy
Quantum Misalignment
34%inclusion14 decks41 decks
31%synergy
Migration Path
24%inclusion10 decks41 decks
21%synergy
Overwhelming Stampede
22%inclusion9 decks41 decks
10%synergy
Explore
20%inclusion8 decks41 decks
-1%synergy
Mind into Matter
18%inclusion3 decks17 decks
9%synergy
Triumph of the Hordes
17%inclusion7 decks41 decks
14%synergy
Explosive Vegetation
17%inclusion7 decks41 decks
11%synergy
Bala Ged Recovery
17%inclusion7 decks41 decks
7%synergy
Shared Roots
16%inclusion5 decks31 decks
11%synergy
Ponder
15%inclusion6 decks41 decks
7%synergy
Sea Gate Restoration
12%inclusion5 decks41 decks
7%synergy
Lórien Revealed
12%inclusion5 decks41 decks
10%synergy
Raise the Palisade
12%inclusion5 decks41 decks
6%synergy
Rishkar's Expertise
12%inclusion5 decks41 decks
3%synergy
Bridgeworks Battle
12%inclusion5 decks41 decks
7%synergy
Open the Way
12%inclusion5 decks41 decks
8%synergy
Regrowth
12%inclusion5 decks41 decks
9%synergy
Planar Engineering
12%inclusion2 decks17 decks
7%synergy
Windfall
10%inclusion4 decks41 decks
6%synergy
Ranger's Path
10%inclusion4 decks41 decks
9%synergy
Replication Technique
10%inclusion4 decks41 decks
7%synergy
Consuming Tide
10%inclusion4 decks41 decks
8%synergy
Into the North
10%inclusion4 decks41 decks
9%synergy
Preordain
10%inclusion4 decks41 decks
2%synergy
Urban Evolution
10%inclusion4 decks41 decks
1%synergy
Ravenform
10%inclusion4 decks41 decks
6%synergy
Glimpse the Core
10%inclusion4 decks41 decks
9%synergy
Turntimber Symbiosis
7.3%inclusion3 decks41 decks
5%synergy
Curse of the Swine
7.3%inclusion3 decks41 decks
-4%synergy
Finale of Devastation
7.3%inclusion3 decks41 decks
-4%synergy
Vastwood Surge
7.3%inclusion3 decks41 decks
6%synergy
Bushwhack
7.3%inclusion3 decks41 decks
5%synergy
Shamanic Revelation
7.3%inclusion3 decks41 decks
3%synergy
Ember Island Production
6.5%inclusion2 decks31 decks
6%synergy
Flow State
5.9%inclusion1 decks17 decks
5%synergy
Germination Practicum
5.9%inclusion1 decks17 decks
0%synergy
Nature's Rhythm
5.0%inclusion2 decks40 decks
-1%synergy
Stock Up
5.0%inclusion2 decks40 decks
3%synergy
Utility Artifacts
Lightning Greaves
46%inclusion19 decks41 decks
26%synergy
Swiftfoot Boots
27%inclusion11 decks41 decks
2%synergy
Emerald Medallion
20%inclusion8 decks41 decks
16%synergy
Skullclamp
15%inclusion6 decks41 decks
13%synergy
Helm of the Host
15%inclusion6 decks41 decks
10%synergy
Sapphire Medallion
15%inclusion6 decks41 decks
11%synergy
Mirror Box
12%inclusion5 decks41 decks
9%synergy
Combine Chrysalis
12%inclusion5 decks41 decks
8%synergy
Mirrormind Crown
8.0%inclusion2 decks25 decks
7%synergy
Crawlspace
7.3%inclusion3 decks41 decks
7%synergy
Enchantments
Kindred Discovery
41%inclusion17 decks41 decks
32%synergy
Mystic Remora
41%inclusion17 decks41 decks
27%synergy
Doubling Season
39%inclusion16 decks41 decks
28%synergy
Wild Growth
24%inclusion10 decks41 decks
16%synergy
Utopia Sprawl
20%inclusion8 decks41 decks
13%synergy
Growing Rites of Itlimoc
20%inclusion8 decks41 decks
14%synergy
Cryptolith Rite
17%inclusion7 decks41 decks
14%synergy
Exploration
15%inclusion6 decks41 decks
2%synergy
Verity Circle
15%inclusion6 decks41 decks
14%synergy
Propaganda
15%inclusion6 decks41 decks
8%synergy
Imprisoned in the Moon
12%inclusion5 decks41 decks
8%synergy
Primal Vigor
12%inclusion5 decks41 decks
9%synergy
Wilderness Reclamation
12%inclusion5 decks41 decks
3%synergy
Kenrith's Transformation
12%inclusion5 decks41 decks
9%synergy
Beastmaster Ascension
10%inclusion4 decks41 decks
7%synergy
Dismiss into Dream
10%inclusion4 decks41 decks
10%synergy
Opposition
10%inclusion4 decks41 decks
9%synergy
Springleaf Parade
8.0%inclusion2 decks25 decks
5%synergy
Garruk's Uprising
7.3%inclusion3 decks41 decks
-10%synergy
Asceticism
7.3%inclusion3 decks41 decks
4%synergy
Defense of the Heart
7.3%inclusion3 decks41 decks
5%synergy
Impostor Syndrome
6.1%inclusion2 decks33 decks
5%synergy
Battles
Invasion of Zendikar
7.3%inclusion3 decks41 decks
6%synergy
Planeswalkers
Oko, Thief of Crowns
27%inclusion11 decks41 decks
21%synergy
Utility Lands
Reliquary Tower
51%inclusion21 decks41 decks
1%synergy
Mystic Sanctuary
27%inclusion11 decks41 decks
15%synergy
Boseiju, Who Endures
27%inclusion11 decks41 decks
5%synergy
Otawara, Soaring City
22%inclusion9 decks41 decks
3%synergy
Command Beacon
22%inclusion9 decks41 decks
18%synergy
Yavimaya, Cradle of Growth
20%inclusion8 decks41 decks
-1%synergy
Temple of the False God
20%inclusion8 decks41 decks
4%synergy
Mistrise Village
18%inclusion7 decks40 decks
7%synergy
Alchemist's Refuge
17%inclusion7 decks41 decks
-2%synergy
Mosswort Bridge
17%inclusion7 decks41 decks
0%synergy
Emergence Zone
10%inclusion4 decks41 decks
6%synergy
Dark Depths
10%inclusion4 decks41 decks
3%synergy
Castle Vantress
10%inclusion4 decks41 decks
3%synergy
Three Tree City
10%inclusion4 decks41 decks
5%synergy
Rogue's Passage
10%inclusion4 decks41 decks
-14%synergy
Evendo, Waking Haven
8.8%inclusion3 decks34 decks
4%synergy
War Room
7.3%inclusion3 decks41 decks
6%synergy
Bonders' Enclave
7.3%inclusion3 decks41 decks
6%synergy
Thespian's Stage
7.3%inclusion3 decks41 decks
1%synergy
Mana Artifacts
Sol Ring
85%inclusion35 decks41 decks
5%synergy
Arcane Signet
63%inclusion26 decks41 decks
0%synergy
Talisman of Curiosity
34%inclusion14 decks41 decks
13%synergy
Simic Signet
22%inclusion9 decks41 decks
-7%synergy
Thought Vessel
22%inclusion9 decks41 decks
2%synergy
Fellwar Stone
7.3%inclusion3 decks41 decks
-2%synergy
Thran Dynamo
7.3%inclusion3 decks41 decks
4%synergy
Lands
Island
98%inclusion40 decks41 decks
2%synergy
Forest
98%inclusion40 decks41 decks
2%synergy
Command Tower
90%inclusion37 decks41 decks
5%synergy
Hinterland Harbor
80%inclusion33 decks41 decks
18%synergy
Yavimaya Coast
73%inclusion30 decks41 decks
20%synergy
Dreamroot Cascade
63%inclusion26 decks41 decks
18%synergy
Breeding Pool
61%inclusion25 decks41 decks
13%synergy
Rejuvenating Springs
56%inclusion23 decks41 decks
14%synergy
Flooded Grove
56%inclusion23 decks41 decks
12%synergy
Barkchannel Pathway
41%inclusion17 decks41 decks
22%synergy
Waterlogged Grove
41%inclusion17 decks41 decks
22%synergy
Temple of Mystery
41%inclusion17 decks41 decks
4%synergy
Hedge Maze
39%inclusion16 decks41 decks
19%synergy
Vineglimmer Snarl
37%inclusion15 decks41 decks
-3%synergy
Simic Growth Chamber
32%inclusion13 decks41 decks
-14%synergy
Misty Rainforest
32%inclusion13 decks41 decks
1%synergy
Exotic Orchard
32%inclusion13 decks41 decks
7%synergy
Willowrush Verge
28%inclusion11 decks40 decks
9%synergy
Tangled Islet
24%inclusion10 decks41 decks
9%synergy
Overflowing Basin
24%inclusion10 decks41 decks
3%synergy
Fabled Passage
20%inclusion8 decks41 decks
2%synergy
Tropical Island
20%inclusion8 decks41 decks
5%synergy
Sink into Stupor
20%inclusion8 decks41 decks
7%synergy
Hydroelectric Specimen
17%inclusion7 decks41 decks
11%synergy
Snow-Covered Forest
17%inclusion7 decks41 decks
11%synergy
Bala Ged Recovery
17%inclusion7 decks41 decks
7%synergy
Sodden Verdure
16%inclusion4 decks25 decks
-6%synergy
Myriad Landscape
15%inclusion6 decks41 decks
-5%synergy
Botanical Sanctum
15%inclusion6 decks41 decks
2%synergy
Rimewood Falls
15%inclusion6 decks41 decks
7%synergy
Evolving Wilds
15%inclusion6 decks41 decks
-9%synergy
Sea Gate Restoration
12%inclusion5 decks41 decks
7%synergy
Snow-Covered Island
12%inclusion5 decks41 decks
6%synergy
Bridgeworks Battle
12%inclusion5 decks41 decks
7%synergy
Thornwood Falls
12%inclusion5 decks41 decks
-4%synergy
Disciple of Freyalise
10%inclusion4 decks41 decks
5%synergy
Windswept Heath
10%inclusion4 decks41 decks
-0%synergy
Verdant Catacombs
10%inclusion4 decks41 decks
1%synergy
Littjara Mirrorlake
10%inclusion4 decks41 decks
6%synergy
Urza's Cave
10%inclusion4 decks41 decks
6%synergy
Path of Ancestry
10%inclusion4 decks41 decks
-8%synergy
Scalding Tarn
10%inclusion4 decks41 decks
1%synergy
Polluted Delta
10%inclusion4 decks41 decks
-0%synergy
Flooded Strand
10%inclusion4 decks41 decks
-1%synergy
Terramorphic Expanse
7.3%inclusion3 decks41 decks
-13%synergy
Turntimber Symbiosis
7.3%inclusion3 decks41 decks
5%synergy
Silundi Vision
7.3%inclusion3 decks41 decks
7%synergy
Wooded Foothills
7.3%inclusion3 decks41 decks
-2%synergy
Talon Gates of Madara
7.3%inclusion3 decks41 decks
1%synergy
Glasspool Mimic
7.3%inclusion3 decks41 decks
3%synergy
About UsContactPrivacy PolicyTerms of Service
Space Cow MediaArchidektCardsphereCommander SpellbookFABRECSpellvoid
Space Cow MediaArchidektCommander's Herald
Commander SpellbookFABRECSpellvoid
EDHREC is unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.
next@15 test