The Monstrous Serpent (Commander) - Budget Optimized

Original Name:

Koma, Cosmos SerpentKoma, Cosmos Serpent

The Monstrous Serpent
Rank #303
27decks
As CommanderAs CardAverage DeckDecks
Bracket
All12345
Budget
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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Battles
Planeswalkers
Utility Lands
Mana Artifacts
Lands
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The Unagi of Kyoshi Island
33%inclusion1 decks3 decks
28%synergy
Aang's Journey
8.3%inclusion1 decks12 decks
8%synergy
High Synergy Cards
Serpent of Yawning Depths
59%inclusion16 decks27 decks
53%synergy
Koma, World-Eater
63%inclusion17 decks27 decks
50%synergy
Spark Double
59%inclusion16 decks27 decks
50%synergy
Adrix and Nev, Twincasters
56%inclusion15 decks27 decks
47%synergy
Junk Winder
52%inclusion14 decks27 decks
45%synergy
Aesi, Tyrant of Gyre Strait
56%inclusion15 decks27 decks
38%synergy
Murkfiend Liege
52%inclusion14 decks27 decks
37%synergy
Ohran Frostfang
41%inclusion11 decks27 decks
37%synergy
Whelming Wave
48%inclusion13 decks27 decks
37%synergy
Double Major
44%inclusion12 decks27 decks
36%synergy
Top Cards
Cultivate
74%inclusion20 decks27 decks
27%synergy
Rampant Growth
67%inclusion18 decks27 decks
26%synergy
Kodama's Reach
67%inclusion18 decks27 decks
30%synergy
Counterspell
63%inclusion17 decks27 decks
13%synergy
Tatyova, Benthic Druid
56%inclusion15 decks27 decks
24%synergy
Growth Spiral
56%inclusion15 decks27 decks
11%synergy
Llanowar Elves
56%inclusion15 decks27 decks
28%synergy
Beast Within
52%inclusion14 decks27 decks
2%synergy
Swiftfoot Boots
44%inclusion12 decks27 decks
19%synergy
Arixmethes, Slumbering Isle
44%inclusion12 decks27 decks
31%synergy
Game Changers
Seedborn Muse
26%inclusion7 decks27 decks
10%synergy
Cyclonic Rift
22%inclusion6 decks27 decks
-4%synergy
Worldly Tutor
19%inclusion5 decks27 decks
3%synergy
Rhystic Study
19%inclusion5 decks27 decks
-3%synergy
Mystical Tutor
15%inclusion4 decks27 decks
6%synergy
Narset, Parter of Veils
11%inclusion3 decks27 decks
10%synergy
Fierce Guardianship
7.4%inclusion2 decks27 decks
-10%synergy
Consecrated Sphinx
7.4%inclusion2 decks27 decks
-1%synergy
Creatures
Hullbreaker Horror
44%inclusion12 decks27 decks
27%synergy
Elvish Mystic
41%inclusion11 decks27 decks
17%synergy
Sakura-Tribe Elder
41%inclusion11 decks27 decks
21%synergy
Sakashima of a Thousand Faces
33%inclusion9 decks27 decks
28%synergy
Sakashima the Impostor
33%inclusion9 decks27 decks
31%synergy
Slinn Voda, the Rising Deep
30%inclusion8 decks27 decks
23%synergy
Archetype of Imagination
30%inclusion8 decks27 decks
25%synergy
Spawning Kraken
30%inclusion8 decks27 decks
22%synergy
Garruk's Packleader
26%inclusion7 decks27 decks
24%synergy
Scourge of Fleets
26%inclusion7 decks27 decks
18%synergy
Birds of Paradise
26%inclusion7 decks27 decks
-2%synergy
Fyndhorn Elves
22%inclusion6 decks27 decks
7%synergy
Solemn Simulacrum
22%inclusion6 decks27 decks
16%synergy
Nezahal, Primal Tide
22%inclusion6 decks27 decks
11%synergy
Xolatoyac, the Smiling Flood
22%inclusion6 decks27 decks
15%synergy
Esix, Fractal Bloom
22%inclusion6 decks27 decks
18%synergy
Octomancer
19%inclusion5 decks27 decks
14%synergy
Coiling Oracle
19%inclusion5 decks27 decks
5%synergy
Fanatic of Rhonas
19%inclusion5 decks27 decks
13%synergy
Progenitor Mimic
19%inclusion5 decks27 decks
14%synergy
Stormtide Leviathan
19%inclusion5 decks27 decks
13%synergy
Enduring Vitality
19%inclusion5 decks27 decks
11%synergy
Craterhoof Behemoth
19%inclusion5 decks27 decks
9%synergy
Inga and Esika
15%inclusion4 decks27 decks
12%synergy
Auton Soldier
15%inclusion4 decks27 decks
12%synergy
Kiora, Sovereign of the Deep
15%inclusion4 decks27 decks
13%synergy
Loot, Exuberant Explorer
15%inclusion4 decks27 decks
7%synergy
Curiosity Crafter
15%inclusion4 decks27 decks
11%synergy
Saryth, the Viper's Fang
15%inclusion4 decks27 decks
13%synergy
Kinnan, Bonder Prodigy
15%inclusion4 decks27 decks
11%synergy
Reclamation Sage
15%inclusion4 decks27 decks
1%synergy
Rampaging Baloths
15%inclusion4 decks27 decks
-2%synergy
Clever Impersonator
15%inclusion4 decks27 decks
10%synergy
Tireless Provisioner
11%inclusion3 decks27 decks
-4%synergy
Kodama of the East Tree
11%inclusion3 decks27 decks
5%synergy
Eternal Witness
11%inclusion3 decks27 decks
-10%synergy
Roaming Throne
11%inclusion3 decks27 decks
3%synergy
Avenger of Zendikar
11%inclusion3 decks27 decks
-7%synergy
Nadir Kraken
11%inclusion3 decks27 decks
7%synergy
Moritte of the Frost
11%inclusion3 decks27 decks
10%synergy
Enduring Curiosity
11%inclusion3 decks27 decks
8%synergy
Benthic Anomaly
11%inclusion3 decks27 decks
9%synergy
Glasspool Mimic
11%inclusion3 decks27 decks
7%synergy
Jaheira, Friend of the Forest
11%inclusion3 decks27 decks
7%synergy
Wonder
11%inclusion3 decks27 decks
9%synergy
Chameleon, Master of Disguise
10%inclusion1 decks10 decks
8%synergy
Grappling Kraken
7.4%inclusion2 decks27 decks
3%synergy
Thryx, the Sudden Storm
7.4%inclusion2 decks27 decks
5%synergy
Acidic Slime
7.4%inclusion2 decks27 decks
1%synergy
Incubation Druid
7.4%inclusion2 decks27 decks
0%synergy
Instants
Reality Shift
41%inclusion11 decks27 decks
26%synergy
Negate
37%inclusion10 decks27 decks
11%synergy
Second Harvest
33%inclusion9 decks27 decks
27%synergy
Pongify
33%inclusion9 decks27 decks
9%synergy
Heroic Intervention
33%inclusion9 decks27 decks
3%synergy
Rapid Hybridization
26%inclusion7 decks27 decks
0%synergy
Return of the Wildspeaker
26%inclusion7 decks27 decks
16%synergy
Arcane Denial
26%inclusion7 decks27 decks
3%synergy
Snakeskin Veil
22%inclusion6 decks27 decks
16%synergy
An Offer You Can't Refuse
19%inclusion5 decks27 decks
-5%synergy
Planar Genesis
19%inclusion5 decks27 decks
8%synergy
Brainstorm
19%inclusion5 decks27 decks
4%synergy
Krosan Grip
19%inclusion5 decks27 decks
11%synergy
Decisive Denial
19%inclusion5 decks27 decks
13%synergy
Refute
15%inclusion4 decks27 decks
13%synergy
Plasm Capture
15%inclusion4 decks27 decks
11%synergy
Mystic Reflection
15%inclusion4 decks27 decks
12%synergy
Harrow
15%inclusion4 decks27 decks
3%synergy
Incubation // Incongruity
11%inclusion3 decks27 decks
9%synergy
Archdruid's Charm
11%inclusion3 decks27 decks
5%synergy
Mana Drain
11%inclusion3 decks27 decks
-5%synergy
Resculpt
11%inclusion3 decks27 decks
5%synergy
Annul
11%inclusion3 decks27 decks
11%synergy
Opt
11%inclusion3 decks27 decks
4%synergy
Swan Song
11%inclusion3 decks27 decks
-8%synergy
Eureka Moment
11%inclusion3 decks27 decks
0%synergy
Strix Serenade
11%inclusion3 decks27 decks
7%synergy
Noxious Revival
11%inclusion3 decks27 decks
5%synergy
Wash Away
11%inclusion3 decks27 decks
10%synergy
Snap
11%inclusion3 decks27 decks
7%synergy
Hide on the Ceiling
10%inclusion1 decks10 decks
9%synergy
Disdainful Stroke
7.4%inclusion2 decks27 decks
6%synergy
Khalni Ambush
7.4%inclusion2 decks27 decks
6%synergy
Keep Safe
7.4%inclusion2 decks27 decks
7%synergy
Evolution Charm
7.4%inclusion2 decks27 decks
7%synergy
Chord of Calling
7.4%inclusion2 decks27 decks
0%synergy
Return to Nature
7.4%inclusion2 decks27 decks
2%synergy
Aetherize
7.4%inclusion2 decks27 decks
-4%synergy
Bane's Contingency
7.4%inclusion2 decks27 decks
7%synergy
Voidslime
7.4%inclusion2 decks27 decks
2%synergy
Blinding Fog
7.4%inclusion2 decks27 decks
7%synergy
Time Stop
7.4%inclusion2 decks27 decks
7%synergy
Force of Vigor
7.4%inclusion2 decks27 decks
3%synergy
Simic Charm
7.4%inclusion2 decks27 decks
-1%synergy
Tyvar's Stand
7.4%inclusion2 decks27 decks
5%synergy
Unsummon
7.4%inclusion2 decks27 decks
6%synergy
Arachnogenesis
7.4%inclusion2 decks27 decks
5%synergy
Tamiyo's Safekeeping
7.4%inclusion2 decks27 decks
2%synergy
Shore Up
7.4%inclusion2 decks27 decks
5%synergy
Hunter's Insight
7.4%inclusion2 decks27 decks
6%synergy
Sorceries
Nature's Lore
41%inclusion11 decks27 decks
10%synergy
Irenicus's Vile Duplication
37%inclusion10 decks27 decks
31%synergy
Farseek
33%inclusion9 decks27 decks
9%synergy
Rite of Replication
30%inclusion8 decks27 decks
22%synergy
Skyshroud Claim
30%inclusion8 decks27 decks
21%synergy
Explore
22%inclusion6 decks27 decks
2%synergy
Three Visits
19%inclusion5 decks27 decks
-5%synergy
Doppelgang
15%inclusion4 decks27 decks
8%synergy
Finale of Devastation
15%inclusion4 decks27 decks
3%synergy
Urban Evolution
15%inclusion4 decks27 decks
5%synergy
Migration Path
15%inclusion4 decks27 decks
11%synergy
Quantum Misalignment
15%inclusion4 decks27 decks
12%synergy
Rishkar's Expertise
15%inclusion4 decks27 decks
6%synergy
Overwhelming Stampede
15%inclusion4 decks27 decks
3%synergy
Search for Tomorrow
11%inclusion3 decks27 decks
6%synergy
Shamanic Revelation
11%inclusion3 decks27 decks
6%synergy
Titania's Command
11%inclusion3 decks27 decks
10%synergy
Explosive Vegetation
11%inclusion3 decks27 decks
5%synergy
Circuitous Route
11%inclusion3 decks27 decks
9%synergy
Bala Ged Recovery
11%inclusion3 decks27 decks
1%synergy
Gitaxian Probe
7.4%inclusion2 decks27 decks
5%synergy
Atraxa's Fall
7.4%inclusion2 decks27 decks
7%synergy
Aggressive Biomancy
7.4%inclusion2 decks27 decks
2%synergy
Personal Tutor
7.4%inclusion2 decks27 decks
6%synergy
Distant Melody
7.4%inclusion2 decks27 decks
4%synergy
Ravenform
7.4%inclusion2 decks27 decks
3%synergy
Nissa's Pilgrimage
7.4%inclusion2 decks27 decks
6%synergy
Map the Frontier
7.4%inclusion2 decks27 decks
6%synergy
Preposterous Proportions
7.4%inclusion2 decks27 decks
6%synergy
Oversimplify
7.4%inclusion2 decks27 decks
3%synergy
Curse of the Swine
7.4%inclusion2 decks27 decks
-3%synergy
Harmonize
7.4%inclusion2 decks27 decks
2%synergy
River's Rebuke
7.4%inclusion2 decks27 decks
5%synergy
Bushwhack
7.4%inclusion2 decks27 decks
5%synergy
Regrowth
7.4%inclusion2 decks27 decks
4%synergy
Ponder
7.4%inclusion2 decks27 decks
0%synergy
Preordain
7.4%inclusion2 decks27 decks
-1%synergy
Utility Artifacts
Emerald Medallion
30%inclusion8 decks27 decks
27%synergy
Lightning Greaves
26%inclusion7 decks27 decks
4%synergy
Sapphire Medallion
22%inclusion6 decks27 decks
19%synergy
Helm of the Host
22%inclusion6 decks27 decks
17%synergy
Combine Chrysalis
22%inclusion6 decks27 decks
18%synergy
Mirror Box
22%inclusion6 decks27 decks
19%synergy
Eldrazi Monument
19%inclusion5 decks27 decks
18%synergy
Banner of Kinship
11%inclusion3 decks27 decks
9%synergy
Giant's Amulet
11%inclusion3 decks27 decks
11%synergy
Torpor Orb
11%inclusion3 decks27 decks
11%synergy
Winter Moon
11%inclusion3 decks27 decks
11%synergy
Weathered Runestone
7.4%inclusion2 decks27 decks
7%synergy
Coat of Arms
7.4%inclusion2 decks27 decks
6%synergy
Akroma's Memorial
7.4%inclusion2 decks27 decks
6%synergy
Bident of Thassa
7.4%inclusion2 decks27 decks
0%synergy
Glaring Spotlight
7.4%inclusion2 decks27 decks
7%synergy
Bow of Nylea
7.4%inclusion2 decks27 decks
7%synergy
Wayfarer's Bauble
7.4%inclusion2 decks27 decks
6%synergy
Vexing Bauble
7.4%inclusion2 decks27 decks
7%synergy
Whispersilk Cloak
7.4%inclusion2 decks27 decks
5%synergy
Idol of Oblivion
7.4%inclusion2 decks27 decks
4%synergy
Larval Scoutlander
7.1%inclusion1 decks14 decks
7%synergy
The Water Crystal
5.9%inclusion1 decks17 decks
5%synergy
Enchantments
Elemental Bond
41%inclusion11 decks27 decks
35%synergy
Doubling Season
41%inclusion11 decks27 decks
31%synergy
Tribute to the World Tree
37%inclusion10 decks27 decks
31%synergy
Parallel Lives
37%inclusion10 decks27 decks
31%synergy
Garruk's Uprising
26%inclusion7 decks27 decks
10%synergy
Primal Vigor
26%inclusion7 decks27 decks
23%synergy
Kindred Discovery
22%inclusion6 decks27 decks
12%synergy
Asceticism
19%inclusion5 decks27 decks
15%synergy
Imprisoned in the Moon
19%inclusion5 decks27 decks
14%synergy
Beastmaster Ascension
19%inclusion5 decks27 decks
15%synergy
Paradox Haze
15%inclusion4 decks27 decks
14%synergy
Propaganda
15%inclusion4 decks27 decks
8%synergy
Wild Growth
15%inclusion4 decks27 decks
6%synergy
Defense of the Heart
15%inclusion4 decks27 decks
13%synergy
Growing Rites of Itlimoc
15%inclusion4 decks27 decks
9%synergy
Unnatural Growth
15%inclusion4 decks27 decks
11%synergy
Mystic Remora
15%inclusion4 decks27 decks
0%synergy
Kiora Bests the Sea God
11%inclusion3 decks27 decks
9%synergy
In Search of Greatness
11%inclusion3 decks27 decks
9%synergy
Utopia Sprawl
11%inclusion3 decks27 decks
5%synergy
Cryptolith Rite
11%inclusion3 decks27 decks
8%synergy
Kenrith's Transformation
11%inclusion3 decks27 decks
7%synergy
Freed from the Real
11%inclusion3 decks27 decks
6%synergy
Extravagant Replication
7.4%inclusion2 decks27 decks
5%synergy
Utter Insignificance
7.4%inclusion2 decks27 decks
7%synergy
Vesuvan Duplimancy
7.4%inclusion2 decks27 decks
5%synergy
Mana Reflection
7.4%inclusion2 decks27 decks
3%synergy
Retreat to Coralhelm
7.4%inclusion2 decks27 decks
-2%synergy
Back to Basics
7.4%inclusion2 decks27 decks
7%synergy
Spelunking
7.4%inclusion2 decks27 decks
2%synergy
Copy Enchantment
7.4%inclusion2 decks27 decks
6%synergy
Stasis
7.4%inclusion2 decks27 decks
7%synergy
Fertile Ground
7.4%inclusion2 decks27 decks
6%synergy
Unable to Scream
7.4%inclusion2 decks27 decks
6%synergy
Hall of Gemstone
7.4%inclusion2 decks27 decks
7%synergy
Stasis Field
7.4%inclusion2 decks27 decks
7%synergy
Nature's Will
7.4%inclusion2 decks27 decks
6%synergy
Witness Protection
7.4%inclusion2 decks27 decks
5%synergy
Confounding Conundrum
7.4%inclusion2 decks27 decks
7%synergy
Moonlit Meditation
7.1%inclusion1 decks14 decks
6%synergy
Battles
Invasion of Segovia
7.4%inclusion2 decks27 decks
7%synergy
Planeswalkers
Oko, Thief of Crowns
22%inclusion6 decks27 decks
15%synergy
Nissa, Who Shakes the World
15%inclusion4 decks27 decks
11%synergy
Tamiyo, Compleated Sage
11%inclusion3 decks27 decks
10%synergy
Kiora, Master of the Depths
11%inclusion3 decks27 decks
9%synergy
Kiora, the Crashing Wave
11%inclusion3 decks27 decks
8%synergy
Nissa, Steward of Elements
7.4%inclusion2 decks27 decks
3%synergy
Utility Lands
Mosswort Bridge
41%inclusion11 decks27 decks
23%synergy
Rogue's Passage
33%inclusion9 decks27 decks
11%synergy
Reliquary Tower
30%inclusion8 decks27 decks
-20%synergy
Temple of the False God
19%inclusion5 decks27 decks
3%synergy
Castle Vantress
15%inclusion4 decks27 decks
8%synergy
Mystic Sanctuary
7.4%inclusion2 decks27 decks
-5%synergy
Castle Garenbrig
7.4%inclusion2 decks27 decks
3%synergy
Alchemist's Refuge
7.4%inclusion2 decks27 decks
-10%synergy
Command Beacon
7.4%inclusion2 decks27 decks
3%synergy
Tranquil Thicket
7.4%inclusion2 decks27 decks
3%synergy
Mana Artifacts
Sol Ring
81%inclusion22 decks27 decks
1%synergy
Arcane Signet
74%inclusion20 decks27 decks
11%synergy
Simic Signet
33%inclusion9 decks27 decks
1%synergy
Thought Vessel
33%inclusion9 decks27 decks
13%synergy
Talisman of Curiosity
26%inclusion7 decks27 decks
4%synergy
Commander's Sphere
11%inclusion3 decks27 decks
3%synergy
Fellwar Stone
7.4%inclusion2 decks27 decks
-2%synergy
Thran Dynamo
7.4%inclusion2 decks27 decks
5%synergy
Moss Diamond
7.4%inclusion2 decks27 decks
6%synergy
Pristine Talisman
7.4%inclusion2 decks27 decks
7%synergy
Sky Diamond
7.4%inclusion2 decks27 decks
6%synergy
Blitzball
5.9%inclusion1 decks17 decks
6%synergy
Lands
Island
100%inclusion27 decks27 decks
5%synergy
Forest
100%inclusion27 decks27 decks
5%synergy
Command Tower
81%inclusion22 decks27 decks
-4%synergy
Hinterland Harbor
67%inclusion18 decks27 decks
7%synergy
Flooded Grove
63%inclusion17 decks27 decks
22%synergy
Temple of Mystery
52%inclusion14 decks27 decks
14%synergy
Yavimaya Coast
52%inclusion14 decks27 decks
-1%synergy
Vineglimmer Snarl
44%inclusion12 decks27 decks
6%synergy
Simic Growth Chamber
44%inclusion12 decks27 decks
-4%synergy
Rejuvenating Springs
37%inclusion10 decks27 decks
-7%synergy
Dreamroot Cascade
33%inclusion9 decks27 decks
-9%synergy
Thornwood Falls
33%inclusion9 decks27 decks
16%synergy
Evolving Wilds
30%inclusion8 decks27 decks
5%synergy
Breeding Pool
30%inclusion8 decks27 decks
-16%synergy
Overflowing Basin
26%inclusion7 decks27 decks
7%synergy
Terramorphic Expanse
22%inclusion6 decks27 decks
2%synergy
Path of Ancestry
22%inclusion6 decks27 decks
5%synergy
Fabled Passage
19%inclusion5 decks27 decks
4%synergy
Exotic Orchard
19%inclusion5 decks27 decks
-5%synergy
Tangled Islet
15%inclusion4 decks27 decks
-2%synergy
Botanical Sanctum
15%inclusion4 decks27 decks
2%synergy
Willowrush Verge
15%inclusion4 decks27 decks
-2%synergy
Simic Guildgate
15%inclusion4 decks27 decks
5%synergy
Barkchannel Pathway
15%inclusion4 decks27 decks
-5%synergy
Thriving Grove
15%inclusion4 decks27 decks
13%synergy
Rimewood Falls
11%inclusion3 decks27 decks
2%synergy
Glasspool Mimic
11%inclusion3 decks27 decks
7%synergy
Bala Ged Recovery
11%inclusion3 decks27 decks
1%synergy
Misty Rainforest
7.4%inclusion2 decks27 decks
-24%synergy
Quandrix Campus
7.4%inclusion2 decks27 decks
1%synergy
Khalni Ambush
7.4%inclusion2 decks27 decks
6%synergy
Thriving Isle
7.4%inclusion2 decks27 decks
5%synergy
Waterlogged Grove
7.4%inclusion2 decks27 decks
-13%synergy
Myriad Landscape
7.4%inclusion2 decks27 decks
-15%synergy
Littjara Mirrorlake
7.4%inclusion2 decks27 decks
3%synergy
Secluded Courtyard
7.4%inclusion2 decks27 decks
0%synergy
Brokers Hideout
7.4%inclusion2 decks27 decks
2%synergy
Hedge Maze
7.4%inclusion2 decks27 decks
-12%synergy
Blighted Woodland
7.4%inclusion2 decks27 decks
0%synergy
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