Koma, Cosmos Serpent (Commander) - Budget Sea Creatures

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #323
12decks
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Background image for Ten Brutal Cards To Try With The Cloning of Shredder
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?
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Kiora, Sovereign of the Deep
92%inclusion11 decks12 decks
90%synergy
Whelming Wave
100%inclusion12 decks12 decks
89%synergy
Slinn Voda, the Rising Deep
92%inclusion11 decks12 decks
85%synergy
Reef Worm
83%inclusion10 decks12 decks
80%synergy
Arixmethes, Slumbering Isle
92%inclusion11 decks12 decks
78%synergy
Stormtide Leviathan
83%inclusion10 decks12 decks
78%synergy
Junk Winder
83%inclusion10 decks12 decks
77%synergy
Nadir Kraken
75%inclusion9 decks12 decks
71%synergy
Serpent of Yawning Depths
75%inclusion9 decks12 decks
69%synergy
Inkwell Leviathan
67%inclusion8 decks12 decks
62%synergy
Top Cards
Cultivate
92%inclusion11 decks12 decks
45%synergy
Growth Spiral
83%inclusion10 decks12 decks
38%synergy
Rampant Growth
75%inclusion9 decks12 decks
34%synergy
Negate
67%inclusion8 decks12 decks
41%synergy
Xolatoyac, the Smiling Flood
67%inclusion8 decks12 decks
59%synergy
Tromokratis
67%inclusion8 decks12 decks
62%synergy
Urban Evolution
67%inclusion8 decks12 decks
57%synergy
Counterspell
67%inclusion8 decks12 decks
17%synergy
Hullbreaker Horror
67%inclusion8 decks12 decks
49%synergy
Spawning Kraken
67%inclusion8 decks12 decks
59%synergy
Creatures
Koma, World-Eater
100%inclusion3 decks3 decks
87%synergy
Stormsurge Kraken
58%inclusion7 decks12 decks
54%synergy
Charix, the Raging Isle
58%inclusion7 decks12 decks
55%synergy
Mesmerizing Benthid
58%inclusion7 decks12 decks
58%synergy
Iceridge Serpent
50%inclusion1 decks2 decks
50%synergy
Deep-Sea Kraken
50%inclusion6 decks12 decks
47%synergy
Scourge of Fleets
50%inclusion6 decks12 decks
42%synergy
Octoprophet
50%inclusion6 decks12 decks
49%synergy
Summon: Leviathan
50%inclusion1 decks2 decks
43%synergy
Starwinder
50%inclusion1 decks2 decks
44%synergy
Glacier Godmaw
50%inclusion1 decks2 decks
46%synergy
Shipbreaker Kraken
50%inclusion6 decks12 decks
47%synergy
Sharktocrab
50%inclusion6 decks12 decks
49%synergy
Brinelin, the Moon Kraken
42%inclusion5 decks12 decks
38%synergy
Reservoir Kraken
42%inclusion5 decks12 decks
40%synergy
Elder Deep-Fiend
42%inclusion5 decks12 decks
40%synergy
Murkfiend Liege
42%inclusion5 decks12 decks
27%synergy
Sword Coast Serpent
42%inclusion5 decks12 decks
40%synergy
Simic Sky Swallower
42%inclusion5 decks12 decks
38%synergy
Tatyova, Benthic Druid
33%inclusion4 decks12 decks
2%synergy
Adrix and Nev, Twincasters
33%inclusion4 decks12 decks
25%synergy
Harbor Serpent
33%inclusion4 decks12 decks
33%synergy
Scrapdiver Serpent
33%inclusion4 decks12 decks
33%synergy
Aesi, Tyrant of Gyre Strait
33%inclusion4 decks12 decks
15%synergy
Biolume Egg
33%inclusion4 decks12 decks
33%synergy
Tolarian Kraken
33%inclusion4 decks12 decks
32%synergy
Kraken of the Straits
33%inclusion4 decks12 decks
32%synergy
Nezahal, Primal Tide
33%inclusion4 decks12 decks
23%synergy
Verazol, the Split Current
33%inclusion4 decks12 decks
33%synergy
Monstrosity of the Lake
33%inclusion4 decks12 decks
31%synergy
Lorthos, the Tidemaker
33%inclusion4 decks12 decks
30%synergy
Sea-Dasher Octopus
25%inclusion3 decks12 decks
23%synergy
Cryptic Serpent
25%inclusion3 decks12 decks
25%synergy
Llanowar Elves
25%inclusion3 decks12 decks
-2%synergy
Tolarian Terror
25%inclusion3 decks12 decks
24%synergy
Nimbus Swimmer
25%inclusion3 decks12 decks
24%synergy
Trench Behemoth
25%inclusion3 decks12 decks
22%synergy
Kederekt Leviathan
25%inclusion3 decks12 decks
24%synergy
Benthic Anomaly
20%inclusion2 decks10 decks
18%synergy
Nightshade Dryad
20%inclusion2 decks10 decks
19%synergy
Troyan, Gutsy Explorer
17%inclusion2 decks12 decks
14%synergy
Serpent of the Endless Sea
17%inclusion2 decks12 decks
16%synergy
Elvish Mystic
17%inclusion2 decks12 decks
-6%synergy
Kiora's Follower
17%inclusion2 decks12 decks
2%synergy
Sealock Monster
17%inclusion2 decks12 decks
17%synergy
Coiling Oracle
17%inclusion2 decks12 decks
4%synergy
Hydroid Krasis
17%inclusion2 decks12 decks
8%synergy
Wormhole Serpent
17%inclusion2 decks12 decks
16%synergy
Moritte of the Frost
17%inclusion2 decks12 decks
15%synergy
Steelclad Serpent
17%inclusion2 decks12 decks
17%synergy
Instants
Harrow
58%inclusion7 decks12 decks
46%synergy
Heritage Reclamation
50%inclusion1 decks2 decks
48%synergy
Return of the Wildspeaker
50%inclusion6 decks12 decks
40%synergy
Decisive Denial
42%inclusion5 decks12 decks
36%synergy
Beast Within
42%inclusion5 decks12 decks
-8%synergy
Simic Charm
42%inclusion5 decks12 decks
34%synergy
Double Major
42%inclusion5 decks12 decks
33%synergy
Eureka Moment
33%inclusion4 decks12 decks
22%synergy
Return to Nature
33%inclusion4 decks12 decks
28%synergy
Reality Shift
33%inclusion4 decks12 decks
19%synergy
Dispel
25%inclusion3 decks12 decks
21%synergy
Aetherize
25%inclusion3 decks12 decks
13%synergy
Planar Genesis
20%inclusion2 decks10 decks
9%synergy
Snakeskin Veil
17%inclusion2 decks12 decks
11%synergy
Plasm Capture
17%inclusion2 decks12 decks
13%synergy
Krosan Grip
17%inclusion2 decks12 decks
9%synergy
Cancel
17%inclusion2 decks12 decks
15%synergy
Joint Exploration
17%inclusion2 decks12 decks
11%synergy
Arcane Denial
17%inclusion2 decks12 decks
-6%synergy
Serpentine Ambush
17%inclusion2 decks12 decks
17%synergy
Saw It Coming
17%inclusion2 decks12 decks
15%synergy
Cackling Counterpart
17%inclusion2 decks12 decks
13%synergy
Mana Leak
17%inclusion2 decks12 decks
14%synergy
Strix Serenade
9.1%inclusion1 decks11 decks
6%synergy
Collective Resistance
9.1%inclusion1 decks11 decks
6%synergy
Pongify
8.3%inclusion1 decks12 decks
-16%synergy
Essence Capture
8.3%inclusion1 decks12 decks
7%synergy
See Double
8.3%inclusion1 decks12 decks
7%synergy
Muddle the Mixture
8.3%inclusion1 decks12 decks
4%synergy
Incubation // Incongruity
8.3%inclusion1 decks12 decks
6%synergy
Scatter to the Winds
8.3%inclusion1 decks12 decks
8%synergy
Mystic Reflection
8.3%inclusion1 decks12 decks
6%synergy
Dissipate
8.3%inclusion1 decks12 decks
8%synergy
Repulsive Mutation
8.3%inclusion1 decks12 decks
3%synergy
Second Harvest
8.3%inclusion1 decks12 decks
2%synergy
Brainstorm
8.3%inclusion1 decks12 decks
-6%synergy
You Find the Villains' Lair
8.3%inclusion1 decks12 decks
8%synergy
Unsummon
8.3%inclusion1 decks12 decks
7%synergy
Engulf the Shore
8.3%inclusion1 decks12 decks
6%synergy
Wash Away
8.3%inclusion1 decks12 decks
7%synergy
Anticipate
8.3%inclusion1 decks12 decks
8%synergy
Rewind
8.3%inclusion1 decks12 decks
5%synergy
Naturalize
8.3%inclusion1 decks12 decks
7%synergy
Quandrix Command
8.3%inclusion1 decks12 decks
3%synergy
Shore Up
8.3%inclusion1 decks12 decks
6%synergy
Admiral's Order
8.3%inclusion1 decks12 decks
8%synergy
Pulse of Murasa
8.3%inclusion1 decks12 decks
8%synergy
Spell Pierce
8.3%inclusion1 decks12 decks
5%synergy
High Tide
8.3%inclusion1 decks12 decks
6%synergy
Withstand Death
8.3%inclusion1 decks12 decks
8%synergy
Sorceries
Kodama's Reach
50%inclusion6 decks12 decks
14%synergy
Crush of Tentacles
50%inclusion6 decks12 decks
49%synergy
Explore
42%inclusion5 decks12 decks
21%synergy
Harmonize
33%inclusion4 decks12 decks
28%synergy
Search for Tomorrow
33%inclusion4 decks12 decks
29%synergy
For the Common Good
22%inclusion2 decks9 decks
20%synergy
Flood of Tears
17%inclusion2 decks12 decks
14%synergy
Neoform
17%inclusion2 decks12 decks
13%synergy
Curse of the Swine
17%inclusion2 decks12 decks
6%synergy
Farseek
17%inclusion2 decks12 decks
-9%synergy
Overwhelming Stampede
17%inclusion2 decks12 decks
4%synergy
Aggressive Biomancy
10%inclusion1 decks10 decks
5%synergy
Blue Sun's Twilight
8.3%inclusion1 decks12 decks
8%synergy
Ranger's Path
8.3%inclusion1 decks12 decks
8%synergy
Oversimplify
8.3%inclusion1 decks12 decks
4%synergy
Ponder
8.3%inclusion1 decks12 decks
1%synergy
Skyshroud Claim
8.3%inclusion1 decks12 decks
-1%synergy
Croaking Counterpart
8.3%inclusion1 decks12 decks
4%synergy
Bring to Light
8.3%inclusion1 decks12 decks
8%synergy
Primal Command
8.3%inclusion1 decks12 decks
8%synergy
Nature's Lore
8.3%inclusion1 decks12 decks
-22%synergy
Broken Bond
8.3%inclusion1 decks12 decks
4%synergy
Rishkar's Expertise
8.3%inclusion1 decks12 decks
0%synergy
Sleep
8.3%inclusion1 decks12 decks
8%synergy
Aether Gale
8.3%inclusion1 decks12 decks
6%synergy
Bushwhack
8.3%inclusion1 decks12 decks
6%synergy
Explosive Vegetation
8.3%inclusion1 decks12 decks
3%synergy
Repudiate // Replicate
8.3%inclusion1 decks12 decks
6%synergy
Doppelgang
8.3%inclusion1 decks12 decks
2%synergy
Ezuri's Predation
8.3%inclusion1 decks12 decks
1%synergy
River's Rebuke
8.3%inclusion1 decks12 decks
6%synergy
Solve the Equation
8.3%inclusion1 decks12 decks
6%synergy
Celebrate the Harvest
8.3%inclusion1 decks12 decks
8%synergy
Analyze the Pollen
8.3%inclusion1 decks12 decks
8%synergy
Sylvan Scrying
8.3%inclusion1 decks12 decks
3%synergy
Utility Artifacts
Kefnet's Monument
50%inclusion6 decks12 decks
49%synergy
Swiftfoot Boots
33%inclusion4 decks12 decks
8%synergy
Rhonas's Monument
25%inclusion3 decks12 decks
24%synergy
Sapphire Medallion
17%inclusion2 decks12 decks
13%synergy
Bident of Thassa
17%inclusion2 decks12 decks
9%synergy
Wayfarer's Bauble
8.3%inclusion1 decks12 decks
7%synergy
Lifecrafter's Bestiary
8.3%inclusion1 decks12 decks
4%synergy
Monster Manual
8.3%inclusion1 decks12 decks
6%synergy
Haunted Cloak
8.3%inclusion1 decks12 decks
8%synergy
Helm of the Host
8.3%inclusion1 decks12 decks
3%synergy
Esika's Chariot
8.3%inclusion1 decks12 decks
7%synergy
Scroll of Fate
8.3%inclusion1 decks12 decks
4%synergy
Winged Boots
8.3%inclusion1 decks12 decks
7%synergy
Quicksilver Amulet
8.3%inclusion1 decks12 decks
8%synergy
Helm of Awakening
8.3%inclusion1 decks12 decks
8%synergy
Enchantments
Garruk's Uprising
42%inclusion5 decks12 decks
24%synergy
Ominous Seas
33%inclusion4 decks12 decks
29%synergy
Retreat to Coralhelm
33%inclusion4 decks12 decks
24%synergy
Primal Empathy
25%inclusion3 decks12 decks
23%synergy
Quest for Ula's Temple
25%inclusion3 decks12 decks
22%synergy
Levitation
25%inclusion3 decks12 decks
24%synergy
Unnatural Growth
17%inclusion2 decks12 decks
13%synergy
Kiora Bests the Sea God
17%inclusion2 decks12 decks
15%synergy
Wilderness Reclamation
17%inclusion2 decks12 decks
8%synergy
Bounty of the Luxa
17%inclusion2 decks12 decks
15%synergy
Growing Dread
13%inclusion1 decks8 decks
10%synergy
Utopia Sprawl
8.3%inclusion1 decks12 decks
2%synergy
Reconnaissance Mission
8.3%inclusion1 decks12 decks
7%synergy
Waterknot
8.3%inclusion1 decks12 decks
8%synergy
Aqueous Form
8.3%inclusion1 decks12 decks
4%synergy
Up the Beanstalk
8.3%inclusion1 decks12 decks
4%synergy
Lost in the Maze
8.3%inclusion1 decks12 decks
8%synergy
Season of Growth
8.3%inclusion1 decks12 decks
5%synergy
Encrust
8.3%inclusion1 decks12 decks
8%synergy
Sandwurm Convergence
8.3%inclusion1 decks12 decks
6%synergy
Ichthyomorphosis
8.3%inclusion1 decks12 decks
8%synergy
Deep Freeze
8.3%inclusion1 decks12 decks
8%synergy
Coastal Piracy
8.3%inclusion1 decks12 decks
7%synergy
Time of Ice
8.3%inclusion1 decks12 decks
8%synergy
Reflections of Littjara
8.3%inclusion1 decks12 decks
1%synergy
Primal Vigor
8.3%inclusion1 decks12 decks
5%synergy
Storm of Saruman
8.3%inclusion1 decks12 decks
8%synergy
Khalni Heart Expedition
8.3%inclusion1 decks12 decks
5%synergy
Eaten by Piranhas
8.3%inclusion1 decks12 decks
7%synergy
Awakening Zone
8.3%inclusion1 decks12 decks
7%synergy
Elemental Bond
8.3%inclusion1 decks12 decks
3%synergy
Battles
Invasion of Segovia
8.3%inclusion1 decks12 decks
8%synergy
Invasion of Shandalar
8.3%inclusion1 decks12 decks
8%synergy
Planeswalkers
Kiora, Behemoth Beckoner
17%inclusion2 decks12 decks
10%synergy
Kiora, Master of the Depths
17%inclusion2 decks12 decks
14%synergy
Kiora, the Crashing Wave
17%inclusion2 decks12 decks
14%synergy
Oko, the Ringleader
17%inclusion2 decks12 decks
16%synergy
Utility Lands
Temple of the False God
33%inclusion4 decks12 decks
18%synergy
Rogue's Passage
33%inclusion4 decks12 decks
11%synergy
Coral Atoll
25%inclusion3 decks12 decks
23%synergy
Reliquary Tower
25%inclusion3 decks12 decks
-24%synergy
Mosswort Bridge
17%inclusion2 decks12 decks
-1%synergy
Dark Depths
17%inclusion2 decks12 decks
10%synergy
Castle Vantress
17%inclusion2 decks12 decks
10%synergy
Seat of the Synod
8.3%inclusion1 decks12 decks
5%synergy
Echoing Deeps
8.3%inclusion1 decks12 decks
7%synergy
Halimar Depths
8.3%inclusion1 decks12 decks
5%synergy
War Room
8.3%inclusion1 decks12 decks
7%synergy
Skyline Cascade
8.3%inclusion1 decks12 decks
8%synergy
Sapseep Forest
8.3%inclusion1 decks12 decks
8%synergy
Drownyard Temple
8.3%inclusion1 decks12 decks
6%synergy
Bonders' Enclave
8.3%inclusion1 decks12 decks
7%synergy
Castle Garenbrig
8.3%inclusion1 decks12 decks
4%synergy
Mana Artifacts
Arcane Signet
83%inclusion10 decks12 decks
20%synergy
Sol Ring
83%inclusion10 decks12 decks
3%synergy
Simic Signet
50%inclusion6 decks12 decks
19%synergy
Commander's Sphere
33%inclusion4 decks12 decks
26%synergy
Talisman of Curiosity
33%inclusion4 decks12 decks
11%synergy
Thought Vessel
17%inclusion2 decks12 decks
-3%synergy
Everflowing Chalice
8.3%inclusion1 decks12 decks
4%synergy
Simic Cluestone
8.3%inclusion1 decks12 decks
7%synergy
Dreamstone Hedron
8.3%inclusion1 decks12 decks
8%synergy
Hedron Archive
8.3%inclusion1 decks12 decks
7%synergy
Chromatic Lantern
8.3%inclusion1 decks12 decks
6%synergy
Decanter of Endless Water
8.3%inclusion1 decks12 decks
4%synergy
Fellwar Stone
8.3%inclusion1 decks12 decks
-1%synergy
Mind Stone
8.3%inclusion1 decks12 decks
4%synergy
Skyclave Relic
8.3%inclusion1 decks12 decks
7%synergy
Lands
Island
100%inclusion12 decks12 decks
4%synergy
Forest
100%inclusion12 decks12 decks
5%synergy
Command Tower
75%inclusion9 decks12 decks
-10%synergy
Simic Growth Chamber
67%inclusion8 decks12 decks
18%synergy
Temple of Mystery
67%inclusion8 decks12 decks
29%synergy
Thornwood Falls
67%inclusion8 decks12 decks
49%synergy
Exotic Orchard
42%inclusion5 decks12 decks
18%synergy
Myriad Landscape
42%inclusion5 decks12 decks
20%synergy
Evolving Wilds
42%inclusion5 decks12 decks
16%synergy
Quandrix Campus
33%inclusion4 decks12 decks
27%synergy
Terramorphic Expanse
33%inclusion4 decks12 decks
14%synergy
Yavimaya Coast
33%inclusion4 decks12 decks
-19%synergy
Tangled Islet
33%inclusion4 decks12 decks
18%synergy
Path of Ancestry
33%inclusion4 decks12 decks
16%synergy
Woodland Stream
33%inclusion4 decks12 decks
28%synergy
Simic Guildgate
25%inclusion3 decks12 decks
15%synergy
Flooded Grove
25%inclusion3 decks12 decks
-17%synergy
Hinterland Harbor
25%inclusion3 decks12 decks
-35%synergy
Vineglimmer Snarl
17%inclusion2 decks12 decks
-22%synergy
Barkchannel Pathway
17%inclusion2 decks12 decks
-3%synergy
Overflowing Basin
17%inclusion2 decks12 decks
-4%synergy
Blighted Woodland
8.3%inclusion1 decks12 decks
1%synergy
Breeding Pool
8.3%inclusion1 decks12 decks
-38%synergy
Littjara Mirrorlake
8.3%inclusion1 decks12 decks
5%synergy
Ash Barrens
8.3%inclusion1 decks12 decks
4%synergy
Snow-Covered Forest
8.3%inclusion1 decks12 decks
2%synergy
Botanical Sanctum
8.3%inclusion1 decks12 decks
-5%synergy
Sea Gate
8.3%inclusion1 decks12 decks
6%synergy
Lush Oasis
8.3%inclusion1 decks12 decks
3%synergy
Rimewood Falls
8.3%inclusion1 decks12 decks
0%synergy
Thriving Grove
8.3%inclusion1 decks12 decks
6%synergy
Dreamroot Cascade
8.3%inclusion1 decks12 decks
-35%synergy
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