Koma, Cosmos Serpent (Commander) - Optimized Lands Matter

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #343
8decks
As CommanderAs CardAverage DeckDecks
Bracket
All1234
5
Budget
Any
$
$$$
Levi Perry
Feb 4, 2026
Levi Perry
Ten Brutal Cards To Try With The Cloning of Shredder
The Cloning of Shredder creates three nonlegendary token copies of a card you exile from your graveyard. What are the best ways to break it?
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Spawning Kraken
88%inclusion7 decks8 decks
81%synergy
Spark Double
88%inclusion7 decks8 decks
79%synergy
Sakashima the Impostor
75%inclusion6 decks8 decks
73%synergy
Sakashima of a Thousand Faces
75%inclusion6 decks8 decks
70%synergy
Parallel Lives
75%inclusion6 decks8 decks
69%synergy
Adrix and Nev, Twincasters
75%inclusion6 decks8 decks
66%synergy
Craterhoof Behemoth
75%inclusion6 decks8 decks
64%synergy
Farseek
88%inclusion7 decks8 decks
61%synergy
Ohran Frostfang
63%inclusion5 decks8 decks
59%synergy
Aesi, Tyrant of Gyre Strait
75%inclusion6 decks8 decks
57%synergy
Top Cards
Three Visits
75%inclusion6 decks8 decks
49%synergy
Kodama's Reach
63%inclusion5 decks8 decks
29%synergy
Mystic Remora
63%inclusion5 decks8 decks
48%synergy
Oko, Thief of Crowns
63%inclusion5 decks8 decks
57%synergy
Beast Within
63%inclusion5 decks8 decks
14%synergy
Nature's Lore
63%inclusion5 decks8 decks
29%synergy
Heroic Intervention
63%inclusion5 decks8 decks
32%synergy
Cultivate
63%inclusion5 decks8 decks
17%synergy
Swan Song
63%inclusion5 decks8 decks
43%synergy
Doubling Season
63%inclusion5 decks8 decks
51%synergy
Game Changers
Fierce Guardianship
75%inclusion6 decks8 decks
59%synergy
Rhystic Study
63%inclusion5 decks8 decks
43%synergy
Worldly Tutor
63%inclusion5 decks8 decks
49%synergy
Cyclonic Rift
50%inclusion4 decks8 decks
27%synergy
Seedborn Muse
38%inclusion3 decks8 decks
22%synergy
Field of the Dead
38%inclusion3 decks8 decks
33%synergy
Mystical Tutor
38%inclusion3 decks8 decks
29%synergy
Ancient Tomb
25%inclusion2 decks8 decks
16%synergy
Crop Rotation
25%inclusion2 decks8 decks
13%synergy
Consecrated Sphinx
25%inclusion2 decks8 decks
17%synergy
Creatures
Toski, Bearer of Secrets
50%inclusion4 decks8 decks
47%synergy
Junk Winder
50%inclusion4 decks8 decks
44%synergy
Serpent of Yawning Depths
50%inclusion4 decks8 decks
44%synergy
Uro, Titan of Nature's Wrath
50%inclusion4 decks8 decks
41%synergy
Birds of Paradise
50%inclusion4 decks8 decks
22%synergy
Scute Swarm
38%inclusion3 decks8 decks
20%synergy
Tireless Provisioner
38%inclusion3 decks8 decks
24%synergy
Faerie Mastermind
38%inclusion3 decks8 decks
31%synergy
Tatyova, Benthic Druid
38%inclusion3 decks8 decks
8%synergy
Koma, World-Eater
38%inclusion3 decks8 decks
26%synergy
Murkfiend Liege
38%inclusion3 decks8 decks
24%synergy
Orysa, Tide Choreographer
33%inclusion1 decks3 decks
33%synergy
Studious First-Year
33%inclusion1 decks3 decks
29%synergy
Wistfulness
33%inclusion1 decks3 decks
32%synergy
Glasspool Mimic
25%inclusion2 decks8 decks
21%synergy
Reclamation Sage
25%inclusion2 decks8 decks
13%synergy
Hullbreaker Horror
25%inclusion2 decks8 decks
8%synergy
Archetype of Imagination
25%inclusion2 decks8 decks
21%synergy
Progenitor Mimic
25%inclusion2 decks8 decks
21%synergy
Oracle of Mul Daya
25%inclusion2 decks8 decks
17%synergy
Esix, Fractal Bloom
25%inclusion2 decks8 decks
21%synergy
Azusa, Lost but Seeking
25%inclusion2 decks8 decks
12%synergy
Roaming Throne
25%inclusion2 decks8 decks
18%synergy
Curiosity Crafter
25%inclusion2 decks8 decks
21%synergy
Eternal Witness
25%inclusion2 decks8 decks
7%synergy
Chameleon, Master of Disguise
20%inclusion1 decks5 decks
18%synergy
Icetill Explorer
17%inclusion1 decks6 decks
12%synergy
Summon: Bahamut
14%inclusion1 decks7 decks
14%synergy
Bloomvine Regent
14%inclusion1 decks7 decks
13%synergy
Overlord of the Hauntwoods
13%inclusion1 decks8 decks
10%synergy
Elvish Mystic
13%inclusion1 decks8 decks
-11%synergy
Elder Gargaroth
13%inclusion1 decks8 decks
11%synergy
Bloom Tender
13%inclusion1 decks8 decks
8%synergy
Enduring Vitality
13%inclusion1 decks8 decks
5%synergy
Nissa, Vastwood Seer
13%inclusion1 decks8 decks
12%synergy
Kamahl, Heart of Krosa
13%inclusion1 decks8 decks
11%synergy
Rampaging Baloths
13%inclusion1 decks8 decks
-3%synergy
Xolatoyac, the Smiling Flood
13%inclusion1 decks8 decks
6%synergy
Archmage of Runes
13%inclusion1 decks8 decks
11%synergy
Disciple of Freyalise
13%inclusion1 decks8 decks
7%synergy
Tamiyo, Inquisitive Student
13%inclusion1 decks8 decks
11%synergy
Inga and Esika
13%inclusion1 decks8 decks
10%synergy
Selvala, Heart of the Wilds
13%inclusion1 decks8 decks
9%synergy
Octomancer
13%inclusion1 decks8 decks
8%synergy
Grappling Kraken
13%inclusion1 decks8 decks
9%synergy
Wayward Swordtooth
13%inclusion1 decks8 decks
9%synergy
Ashaya, Soul of the Wild
13%inclusion1 decks8 decks
4%synergy
Hornet Nest
13%inclusion1 decks8 decks
12%synergy
Collector Ouphe
13%inclusion1 decks8 decks
12%synergy
Jaheira, Friend of the Forest
13%inclusion1 decks8 decks
9%synergy
Instants
Counterspell
63%inclusion5 decks8 decks
14%synergy
Double Major
63%inclusion5 decks8 decks
55%synergy
Mana Drain
50%inclusion4 decks8 decks
35%synergy
Pongify
38%inclusion3 decks8 decks
13%synergy
An Offer You Can't Refuse
38%inclusion3 decks8 decks
13%synergy
Force of Negation
38%inclusion3 decks8 decks
30%synergy
Embrace the Paradox
33%inclusion1 decks3 decks
28%synergy
Return of the Wildspeaker
25%inclusion2 decks8 decks
15%synergy
Negate
25%inclusion2 decks8 decks
0%synergy
Krosan Grip
25%inclusion2 decks8 decks
19%synergy
Harrow
25%inclusion2 decks8 decks
14%synergy
Strix Serenade
25%inclusion2 decks8 decks
22%synergy
Force of Will
25%inclusion2 decks8 decks
16%synergy
Arcane Denial
25%inclusion2 decks8 decks
3%synergy
Pact of Negation
25%inclusion2 decks8 decks
19%synergy
Heritage Reclamation
14%inclusion1 decks7 decks
13%synergy
Auroral Procession
14%inclusion1 decks7 decks
11%synergy
Rapid Hybridization
13%inclusion1 decks8 decks
-15%synergy
Eureka Moment
13%inclusion1 decks8 decks
1%synergy
Mental Misstep
13%inclusion1 decks8 decks
8%synergy
Dive Down
13%inclusion1 decks8 decks
12%synergy
Growth Spiral
13%inclusion1 decks8 decks
-32%synergy
Brainstorm
13%inclusion1 decks8 decks
-2%synergy
Stubborn Denial
13%inclusion1 decks8 decks
10%synergy
Flare of Denial
13%inclusion1 decks8 decks
10%synergy
Mystic Reflection
13%inclusion1 decks8 decks
10%synergy
Barrier Breach
13%inclusion1 decks8 decks
12%synergy
Force of Vigor
13%inclusion1 decks8 decks
8%synergy
Second Harvest
13%inclusion1 decks8 decks
6%synergy
Roiling Regrowth
13%inclusion1 decks8 decks
9%synergy
Chord of Calling
13%inclusion1 decks8 decks
5%synergy
Nature's Claim
13%inclusion1 decks8 decks
4%synergy
Reality Shift
13%inclusion1 decks8 decks
-1%synergy
Disallow
13%inclusion1 decks8 decks
11%synergy
Saw It Coming
13%inclusion1 decks8 decks
11%synergy
Cryptic Command
13%inclusion1 decks8 decks
11%synergy
Tamiyo's Safekeeping
13%inclusion1 decks8 decks
8%synergy
Sink into Stupor
13%inclusion1 decks8 decks
0%synergy
Naturalize
13%inclusion1 decks8 decks
11%synergy
Collective Resistance
13%inclusion1 decks8 decks
9%synergy
March of Swirling Mist
13%inclusion1 decks8 decks
9%synergy
Sorceries
Rampant Growth
50%inclusion4 decks8 decks
11%synergy
Irenicus's Vile Duplication
50%inclusion4 decks8 decks
44%synergy
Whelming Wave
50%inclusion4 decks8 decks
40%synergy
Quantum Misalignment
38%inclusion3 decks8 decks
35%synergy
Skyshroud Claim
38%inclusion3 decks8 decks
28%synergy
Green Sun's Zenith
25%inclusion2 decks8 decks
17%synergy
Flare of Cultivation
25%inclusion2 decks8 decks
23%synergy
Pest Infestation
25%inclusion2 decks8 decks
23%synergy
Lórien Revealed
25%inclusion2 decks8 decks
22%synergy
Finale of Devastation
25%inclusion2 decks8 decks
13%synergy
Rishkar's Expertise
25%inclusion2 decks8 decks
16%synergy
Explosive Vegetation
25%inclusion2 decks8 decks
19%synergy
Overwhelming Stampede
25%inclusion2 decks8 decks
12%synergy
Rite of Replication
25%inclusion2 decks8 decks
18%synergy
Shared Roots
20%inclusion1 decks5 decks
14%synergy
Ponder
13%inclusion1 decks8 decks
5%synergy
Map the Frontier
13%inclusion1 decks8 decks
11%synergy
Relearn
13%inclusion1 decks8 decks
12%synergy
Preposterous Proportions
13%inclusion1 decks8 decks
11%synergy
Stock Up
13%inclusion1 decks8 decks
10%synergy
Into the North
13%inclusion1 decks8 decks
12%synergy
Primal Growth
13%inclusion1 decks8 decks
12%synergy
Triumph of the Hordes
13%inclusion1 decks8 decks
9%synergy
Sea Gate Restoration
13%inclusion1 decks8 decks
7%synergy
Time Stretch
13%inclusion1 decks8 decks
12%synergy
Broken Bond
13%inclusion1 decks8 decks
8%synergy
Vastwood Surge
13%inclusion1 decks8 decks
11%synergy
Natural Order
13%inclusion1 decks8 decks
11%synergy
Shamanic Revelation
13%inclusion1 decks8 decks
8%synergy
Regrowth
13%inclusion1 decks8 decks
9%synergy
Utility Artifacts
Combine Chrysalis
50%inclusion4 decks8 decks
46%synergy
Helm of the Host
38%inclusion3 decks8 decks
33%synergy
Swiftfoot Boots
38%inclusion3 decks8 decks
13%synergy
Lightning Greaves
38%inclusion3 decks8 decks
18%synergy
The One Ring
25%inclusion2 decks8 decks
18%synergy
Mirror Box
25%inclusion2 decks8 decks
22%synergy
Emerald Medallion
25%inclusion2 decks8 decks
22%synergy
Static Orb
13%inclusion1 decks8 decks
12%synergy
Winter Orb
13%inclusion1 decks8 decks
12%synergy
The Great Henge
13%inclusion1 decks8 decks
3%synergy
Phyrexian Altar
13%inclusion1 decks8 decks
12%synergy
Akroma's Memorial
13%inclusion1 decks8 decks
11%synergy
Eldrazi Monument
13%inclusion1 decks8 decks
12%synergy
Conduit of Worlds
13%inclusion1 decks8 decks
7%synergy
Sapphire Medallion
13%inclusion1 decks8 decks
9%synergy
Enchantments
Tribute to the World Tree
50%inclusion4 decks8 decks
44%synergy
Elemental Bond
50%inclusion4 decks8 decks
44%synergy
Exploration
38%inclusion3 decks8 decks
25%synergy
Kindred Discovery
25%inclusion2 decks8 decks
16%synergy
Cryptolith Rite
25%inclusion2 decks8 decks
21%synergy
Beastmaster Ascension
25%inclusion2 decks8 decks
22%synergy
Burgeoning
25%inclusion2 decks8 decks
18%synergy
Opposition
25%inclusion2 decks8 decks
25%synergy
Ride the Shoopuf
17%inclusion1 decks6 decks
15%synergy
Up the Beanstalk
13%inclusion1 decks8 decks
8%synergy
Survival of the Fittest
13%inclusion1 decks8 decks
12%synergy
Verity Circle
13%inclusion1 decks8 decks
12%synergy
Shadow of the Second Sun
13%inclusion1 decks8 decks
12%synergy
Carpet of Flowers
13%inclusion1 decks8 decks
10%synergy
Garruk's Uprising
13%inclusion1 decks8 decks
-5%synergy
Sandwurm Convergence
13%inclusion1 decks8 decks
10%synergy
March of the Machines
13%inclusion1 decks8 decks
12%synergy
Unnatural Growth
13%inclusion1 decks8 decks
9%synergy
Followed Footsteps
13%inclusion1 decks8 decks
12%synergy
Sylvan Library
13%inclusion1 decks8 decks
4%synergy
Curator's Ward
13%inclusion1 decks8 decks
12%synergy
Primal Vigor
13%inclusion1 decks8 decks
9%synergy
Quest for Renewal
13%inclusion1 decks8 decks
11%synergy
Greater Good
13%inclusion1 decks8 decks
11%synergy
Defense of the Heart
13%inclusion1 decks8 decks
10%synergy
Propaganda
13%inclusion1 decks8 decks
6%synergy
Growing Rites of Itlimoc
13%inclusion1 decks8 decks
7%synergy
Awakening Zone
13%inclusion1 decks8 decks
11%synergy
Planeswalkers
Tamiyo, Compleated Sage
13%inclusion1 decks8 decks
12%synergy
Narset, Parter of Veils
13%inclusion1 decks8 decks
11%synergy
Utility Lands
Boseiju, Who Endures
50%inclusion4 decks8 decks
28%synergy
Reliquary Tower
50%inclusion4 decks8 decks
-0%synergy
Command Beacon
38%inclusion3 decks8 decks
34%synergy
Ghost Quarter
25%inclusion2 decks8 decks
23%synergy
Gaea's Cradle
25%inclusion2 decks8 decks
18%synergy
Mosswort Bridge
25%inclusion2 decks8 decks
8%synergy
Yavimaya, Cradle of Growth
25%inclusion2 decks8 decks
4%synergy
Homeward Path
25%inclusion2 decks8 decks
24%synergy
Otawara, Soaring City
25%inclusion2 decks8 decks
6%synergy
Mistrise Village
14%inclusion1 decks7 decks
4%synergy
Miren, the Moaning Well
13%inclusion1 decks8 decks
12%synergy
Witch's Clinic
13%inclusion1 decks8 decks
12%synergy
Mystic Sanctuary
13%inclusion1 decks8 decks
1%synergy
Rivendell
13%inclusion1 decks8 decks
7%synergy
Urza's Saga
13%inclusion1 decks8 decks
8%synergy
Scavenger Grounds
13%inclusion1 decks8 decks
9%synergy
Oboro, Palace in the Clouds
13%inclusion1 decks8 decks
10%synergy
Llanowar Reborn
13%inclusion1 decks8 decks
8%synergy
Lumbering Falls
13%inclusion1 decks8 decks
7%synergy
Temple of the False God
13%inclusion1 decks8 decks
-3%synergy
Castle Garenbrig
13%inclusion1 decks8 decks
8%synergy
Oran-Rief, the Vastwood
13%inclusion1 decks8 decks
6%synergy
Mana Artifacts
Sol Ring
88%inclusion7 decks8 decks
7%synergy
Arcane Signet
50%inclusion4 decks8 decks
-13%synergy
Talisman of Curiosity
38%inclusion3 decks8 decks
16%synergy
Mana Vault
25%inclusion2 decks8 decks
19%synergy
Herd Heirloom
14%inclusion1 decks7 decks
12%synergy
Lotus Petal
13%inclusion1 decks8 decks
6%synergy
Simic Signet
13%inclusion1 decks8 decks
-16%synergy
Thought Vessel
13%inclusion1 decks8 decks
-7%synergy
Lands
Command Tower
100%inclusion8 decks8 decks
15%synergy
Yavimaya Coast
88%inclusion7 decks8 decks
35%synergy
Barkchannel Pathway
75%inclusion6 decks8 decks
55%synergy
Island
75%inclusion6 decks8 decks
-21%synergy
Forest
75%inclusion6 decks8 decks
-21%synergy
Rejuvenating Springs
75%inclusion6 decks8 decks
32%synergy
Simic Growth Chamber
63%inclusion5 decks8 decks
18%synergy
Breeding Pool
63%inclusion5 decks8 decks
14%synergy
Hinterland Harbor
63%inclusion5 decks8 decks
0%synergy
Misty Rainforest
50%inclusion4 decks8 decks
19%synergy
Waterlogged Grove
50%inclusion4 decks8 decks
31%synergy
Willowrush Verge
50%inclusion4 decks8 decks
31%synergy
Dreamroot Cascade
50%inclusion4 decks8 decks
4%synergy
Exotic Orchard
38%inclusion3 decks8 decks
12%synergy
Vineglimmer Snarl
38%inclusion3 decks8 decks
-2%synergy
Snow-Covered Island
38%inclusion3 decks8 decks
32%synergy
Snow-Covered Forest
38%inclusion3 decks8 decks
32%synergy
Hedge Maze
38%inclusion3 decks8 decks
18%synergy
Sodden Verdure
33%inclusion1 decks3 decks
10%synergy
Rain-Slicked Copse
33%inclusion1 decks3 decks
23%synergy
Turbulent Wilderness
33%inclusion1 decks3 decks
17%synergy
Prismatic Vista
25%inclusion2 decks8 decks
18%synergy
Fabled Passage
25%inclusion2 decks8 decks
7%synergy
Verdant Catacombs
25%inclusion2 decks8 decks
16%synergy
Tropical Island
25%inclusion2 decks8 decks
10%synergy
Temple of Mystery
25%inclusion2 decks8 decks
-12%synergy
Glasspool Mimic
25%inclusion2 decks8 decks
21%synergy
Flooded Grove
25%inclusion2 decks8 decks
-19%synergy
Blighted Woodland
13%inclusion1 decks8 decks
6%synergy
Terramorphic Expanse
13%inclusion1 decks8 decks
-8%synergy
Myriad Landscape
13%inclusion1 decks8 decks
-7%synergy
Disciple of Freyalise
13%inclusion1 decks8 decks
7%synergy
Littjara Mirrorlake
13%inclusion1 decks8 decks
9%synergy
Sea Gate Restoration
13%inclusion1 decks8 decks
7%synergy
Tangled Islet
13%inclusion1 decks8 decks
-3%synergy
Thran Quarry
13%inclusion1 decks8 decks
12%synergy
Overflowing Basin
13%inclusion1 decks8 decks
-9%synergy
Wooded Foothills
13%inclusion1 decks8 decks
3%synergy
Reflecting Pool
13%inclusion1 decks8 decks
9%synergy
Botanical Sanctum
13%inclusion1 decks8 decks
-0%synergy
Cavern of Souls
13%inclusion1 decks8 decks
8%synergy
Talon Gates of Madara
13%inclusion1 decks8 decks
6%synergy
Rimewood Falls
13%inclusion1 decks8 decks
5%synergy
Evolving Wilds
13%inclusion1 decks8 decks
-12%synergy
Sink into Stupor
13%inclusion1 decks8 decks
0%synergy
Gemstone Caverns
13%inclusion1 decks8 decks
7%synergy
Forbidden Orchard
13%inclusion1 decks8 decks
12%synergy
Flooded Strand
13%inclusion1 decks8 decks
2%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