The Monstrous Serpent (Commander) - Expensive Upgraded Clones

Original Name:

Koma, Cosmos SerpentKoma, Cosmos Serpent

The Monstrous Serpent
Rank #306
4decks
As CommanderAs CardAverage DeckDecks
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Any$$$$
Background image for How To Play Sea Creatures Differently In Commander
Sikora
Nov 13, 2025
Sikora
How To Play Sea Creatures Differently In Commander
Sea creatures in Magic are basically as old as the game itself, but they've changed significantly in that time.
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Sodden Verdure
100%inclusion1 decks1 decks
97%synergy
Shared Roots
33%inclusion1 decks3 decks
30%synergy
High Synergy Cards
Sakashima the Impostor
100%inclusion4 decks4 decks
97%synergy
Sakashima of a Thousand Faces
100%inclusion4 decks4 decks
95%synergy
Parallel Lives
100%inclusion4 decks4 decks
94%synergy
Irenicus's Vile Duplication
100%inclusion4 decks4 decks
94%synergy
Tribute to the World Tree
100%inclusion4 decks4 decks
94%synergy
Roaming Throne
100%inclusion4 decks4 decks
92%synergy
Adrix and Nev, Twincasters
100%inclusion4 decks4 decks
92%synergy
Spark Double
100%inclusion4 decks4 decks
90%synergy
Craterhoof Behemoth
100%inclusion4 decks4 decks
90%synergy
Whelming Wave
100%inclusion4 decks4 decks
89%synergy
Top Cards
Three Visits
100%inclusion4 decks4 decks
77%synergy
Mana Drain
100%inclusion4 decks4 decks
84%synergy
Beast Within
100%inclusion4 decks4 decks
50%synergy
Nature's Lore
100%inclusion4 decks4 decks
69%synergy
Game Changers
Consecrated Sphinx
75%inclusion3 decks4 decks
66%synergy
Rhystic Study
75%inclusion3 decks4 decks
53%synergy
Fierce Guardianship
75%inclusion3 decks4 decks
58%synergy
Cyclonic Rift
50%inclusion2 decks4 decks
24%synergy
Gaea's Cradle
25%inclusion1 decks4 decks
18%synergy
Force of Will
25%inclusion1 decks4 decks
15%synergy
Creatures
Summon: Leviathan
100%inclusion3 decks3 decks
93%synergy
Chameleon, Master of Disguise
100%inclusion3 decks3 decks
98%synergy
Octomancer
75%inclusion3 decks4 decks
70%synergy
Ohran Frostfang
75%inclusion3 decks4 decks
71%synergy
Arixmethes, Slumbering Isle
75%inclusion3 decks4 decks
62%synergy
Serpent of Yawning Depths
75%inclusion3 decks4 decks
69%synergy
Birds of Paradise
75%inclusion3 decks4 decks
47%synergy
Spawning Kraken
75%inclusion3 decks4 decks
68%synergy
Koma, World-Eater
50%inclusion2 decks4 decks
37%synergy
Junk Winder
50%inclusion2 decks4 decks
43%synergy
Murkfiend Liege
50%inclusion2 decks4 decks
36%synergy
Llanowar Elves
50%inclusion2 decks4 decks
22%synergy
Fanatic of Rhonas
50%inclusion2 decks4 decks
44%synergy
Esix, Fractal Bloom
50%inclusion2 decks4 decks
46%synergy
Archetype of Imagination
50%inclusion2 decks4 decks
46%synergy
Champion of Lambholt
50%inclusion2 decks4 decks
45%synergy
Guardian Augmenter
50%inclusion2 decks4 decks
49%synergy
Sakura-Tribe Elder
50%inclusion2 decks4 decks
31%synergy
Tatyova, Benthic Druid
25%inclusion1 decks4 decks
-6%synergy
Garruk's Packleader
25%inclusion1 decks4 decks
23%synergy
Disciple of Freyalise
25%inclusion1 decks4 decks
20%synergy
Tender Wildguide
25%inclusion1 decks4 decks
24%synergy
Tangled Florahedron
25%inclusion1 decks4 decks
23%synergy
Scourge of Fleets
25%inclusion1 decks4 decks
17%synergy
Hydroelectric Specimen
25%inclusion1 decks4 decks
19%synergy
Skyserpent Seeker
25%inclusion1 decks4 decks
22%synergy
Aesi, Tyrant of Gyre Strait
25%inclusion1 decks4 decks
8%synergy
Willbreaker
25%inclusion1 decks4 decks
25%synergy
Freestrider Lookout
25%inclusion1 decks4 decks
25%synergy
Gala Greeters
25%inclusion1 decks4 decks
23%synergy
Instants
Heroic Intervention
75%inclusion3 decks4 decks
45%synergy
Krosan Grip
75%inclusion3 decks4 decks
67%synergy
Second Harvest
75%inclusion3 decks4 decks
69%synergy
Counterspell
75%inclusion3 decks4 decks
25%synergy
Wrap in Vigor
50%inclusion2 decks4 decks
49%synergy
Stubborn Denial
50%inclusion2 decks4 decks
47%synergy
Legolas's Quick Reflexes
50%inclusion2 decks4 decks
47%synergy
Nature's Claim
50%inclusion2 decks4 decks
40%synergy
Swan Song
50%inclusion2 decks4 decks
31%synergy
Lazotep Plating
50%inclusion2 decks4 decks
49%synergy
Pongify
25%inclusion1 decks4 decks
0%synergy
Rapid Hybridization
25%inclusion1 decks4 decks
-1%synergy
Return of the Wildspeaker
25%inclusion1 decks4 decks
15%synergy
Growth Spiral
25%inclusion1 decks4 decks
-20%synergy
Power Sink
25%inclusion1 decks4 decks
25%synergy
Archdruid's Charm
25%inclusion1 decks4 decks
19%synergy
Force of Vigor
25%inclusion1 decks4 decks
20%synergy
Force of Negation
25%inclusion1 decks4 decks
16%synergy
Sink into Stupor
25%inclusion1 decks4 decks
13%synergy
Spell Pierce
25%inclusion1 decks4 decks
22%synergy
Double Major
25%inclusion1 decks4 decks
17%synergy
Pact of Negation
25%inclusion1 decks4 decks
18%synergy
Sorceries
Kodama's Reach
75%inclusion3 decks4 decks
39%synergy
Quantum Misalignment
75%inclusion3 decks4 decks
72%synergy
Farseek
75%inclusion3 decks4 decks
50%synergy
Cultivate
75%inclusion3 decks4 decks
28%synergy
Overwhelming Stampede
75%inclusion3 decks4 decks
63%synergy
Triumph of the Hordes
50%inclusion2 decks4 decks
47%synergy
Finale of Devastation
50%inclusion2 decks4 decks
38%synergy
Rampant Growth
50%inclusion2 decks4 decks
9%synergy
Into the North
25%inclusion1 decks4 decks
24%synergy
Skyshroud Claim
25%inclusion1 decks4 decks
16%synergy
Turntimber Symbiosis
25%inclusion1 decks4 decks
23%synergy
Sea Gate Restoration
25%inclusion1 decks4 decks
20%synergy
Lórien Revealed
25%inclusion1 decks4 decks
22%synergy
Vastwood Surge
25%inclusion1 decks4 decks
24%synergy
Bridgeworks Battle
25%inclusion1 decks4 decks
20%synergy
Bala Ged Recovery
25%inclusion1 decks4 decks
15%synergy
Migration Path
25%inclusion1 decks4 decks
22%synergy
Open the Way
25%inclusion1 decks4 decks
22%synergy
Hunting Wilds
25%inclusion1 decks4 decks
25%synergy
Utility Artifacts
Eldrazi Monument
75%inclusion3 decks4 decks
74%synergy
Lightning Greaves
75%inclusion3 decks4 decks
53%synergy
Mirror Box
50%inclusion2 decks4 decks
47%synergy
Emerald Medallion
50%inclusion2 decks4 decks
47%synergy
Sapphire Medallion
50%inclusion2 decks4 decks
47%synergy
Skullclamp
25%inclusion1 decks4 decks
24%synergy
The Great Henge
25%inclusion1 decks4 decks
16%synergy
Helm of the Host
25%inclusion1 decks4 decks
20%synergy
Enchantments
Doubling Season
75%inclusion3 decks4 decks
65%synergy
Moonlit Meditation
67%inclusion2 decks3 decks
65%synergy
Kindred Discovery
50%inclusion2 decks4 decks
40%synergy
Elemental Bond
50%inclusion2 decks4 decks
44%synergy
Paradox Haze
50%inclusion2 decks4 decks
50%synergy
Defense of the Heart
50%inclusion2 decks4 decks
48%synergy
Exploration
25%inclusion1 decks4 decks
12%synergy
Beastmaster Ascension
25%inclusion1 decks4 decks
22%synergy
Verity Circle
25%inclusion1 decks4 decks
24%synergy
Garruk's Uprising
25%inclusion1 decks4 decks
8%synergy
Imprisoned in the Moon
25%inclusion1 decks4 decks
21%synergy
Song of the Dryads
25%inclusion1 decks4 decks
23%synergy
Mystic Remora
25%inclusion1 decks4 decks
10%synergy
Sylvan Library
25%inclusion1 decks4 decks
16%synergy
Dismiss into Dream
25%inclusion1 decks4 decks
25%synergy
Primal Vigor
25%inclusion1 decks4 decks
22%synergy
Battles
Invasion of Ikoria
50%inclusion2 decks4 decks
46%synergy
Invasion of Zendikar
25%inclusion1 decks4 decks
23%synergy
Planeswalkers
Oko, Thief of Crowns
75%inclusion3 decks4 decks
68%synergy
Garruk Wildspeaker
25%inclusion1 decks4 decks
25%synergy
Utility Lands
Mystic Sanctuary
75%inclusion3 decks4 decks
63%synergy
Yavimaya, Cradle of Growth
75%inclusion3 decks4 decks
53%synergy
Boseiju, Who Endures
75%inclusion3 decks4 decks
53%synergy
Otawara, Soaring City
75%inclusion3 decks4 decks
56%synergy
Mistrise Village
67%inclusion2 decks3 decks
56%synergy
Urza's Saga
50%inclusion2 decks4 decks
44%synergy
Command Beacon
50%inclusion2 decks4 decks
46%synergy
Reliquary Tower
50%inclusion2 decks4 decks
0%synergy
Three Tree City
50%inclusion2 decks4 decks
45%synergy
Alchemist's Refuge
25%inclusion1 decks4 decks
8%synergy
Scavenger Grounds
25%inclusion1 decks4 decks
21%synergy
Mana Artifacts
Sol Ring
100%inclusion4 decks4 decks
19%synergy
Arcane Signet
75%inclusion3 decks4 decks
12%synergy
Talisman of Curiosity
75%inclusion3 decks4 decks
53%synergy
Thought Vessel
75%inclusion3 decks4 decks
55%synergy
Fellwar Stone
50%inclusion2 decks4 decks
40%synergy
Everflowing Chalice
25%inclusion1 decks4 decks
21%synergy
Simic Signet
25%inclusion1 decks4 decks
-7%synergy
Patchwork Banner
25%inclusion1 decks4 decks
22%synergy
Decanter of Endless Water
25%inclusion1 decks4 decks
20%synergy
Lands
Command Tower
100%inclusion4 decks4 decks
15%synergy
Misty Rainforest
100%inclusion4 decks4 decks
69%synergy
Breeding Pool
100%inclusion4 decks4 decks
54%synergy
Yavimaya Coast
100%inclusion4 decks4 decks
47%synergy
Tropical Island
100%inclusion4 decks4 decks
86%synergy
Island
100%inclusion4 decks4 decks
5%synergy
Forest
100%inclusion4 decks4 decks
5%synergy
Willowrush Verge
100%inclusion4 decks4 decks
83%synergy
Rejuvenating Springs
100%inclusion4 decks4 decks
56%synergy
Hinterland Harbor
100%inclusion4 decks4 decks
40%synergy
Dreamroot Cascade
75%inclusion3 decks4 decks
33%synergy
Vineglimmer Snarl
50%inclusion2 decks4 decks
12%synergy
Barkchannel Pathway
50%inclusion2 decks4 decks
30%synergy
Waterlogged Grove
50%inclusion2 decks4 decks
29%synergy
Botanical Sanctum
50%inclusion2 decks4 decks
37%synergy
Path of Ancestry
50%inclusion2 decks4 decks
33%synergy
Hedge Maze
50%inclusion2 decks4 decks
30%synergy
Mana Confluence
50%inclusion2 decks4 decks
44%synergy
City of Brass
50%inclusion2 decks4 decks
44%synergy
Prismatic Vista
25%inclusion1 decks4 decks
18%synergy
Simic Growth Chamber
25%inclusion1 decks4 decks
-23%synergy
Fabled Passage
25%inclusion1 decks4 decks
10%synergy
Disciple of Freyalise
25%inclusion1 decks4 decks
20%synergy
Windswept Heath
25%inclusion1 decks4 decks
14%synergy
Turntimber Symbiosis
25%inclusion1 decks4 decks
23%synergy
Sea Gate Restoration
25%inclusion1 decks4 decks
20%synergy
Tangled Florahedron
25%inclusion1 decks4 decks
23%synergy
Hydroelectric Specimen
25%inclusion1 decks4 decks
19%synergy
Snow-Covered Island
25%inclusion1 decks4 decks
18%synergy
Snow-Covered Forest
25%inclusion1 decks4 decks
18%synergy
Wooded Foothills
25%inclusion1 decks4 decks
15%synergy
Verdant Catacombs
25%inclusion1 decks4 decks
15%synergy
Temple of Mystery
25%inclusion1 decks4 decks
-13%synergy
Demolition Field
25%inclusion1 decks4 decks
22%synergy
Rimewood Falls
25%inclusion1 decks4 decks
16%synergy
Bridgeworks Battle
25%inclusion1 decks4 decks
20%synergy
Evolving Wilds
25%inclusion1 decks4 decks
0%synergy
Sink into Stupor
25%inclusion1 decks4 decks
13%synergy
Scalding Tarn
25%inclusion1 decks4 decks
15%synergy
Bala Ged Recovery
25%inclusion1 decks4 decks
15%synergy
Flooded Grove
25%inclusion1 decks4 decks
-16%synergy
Polluted Delta
25%inclusion1 decks4 decks
14%synergy
Flooded Strand
25%inclusion1 decks4 decks
14%synergy
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