The Monstrous Serpent (Commander) - Clones

Original Name:

Koma, Cosmos SerpentKoma, Cosmos Serpent

The Monstrous Serpent
Rank #301
284decks
As CommanderAs CardAverage DeckDecks
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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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Badgermole Cub
9.1%inclusion4 decks44 decks
4%synergy
Shared Roots
7.3%inclusion3 decks41 decks
4%synergy
The Unagi of Kyoshi Island
7.0%inclusion3 decks43 decks
2%synergy
Ember Island Production
2.5%inclusion1 decks40 decks
2%synergy
Agna Qel'a
2.5%inclusion1 decks40 decks
1%synergy
High Synergy Cards
Adrix and Nev, Twincasters
89%inclusion253 decks284 decks
81%synergy
Spark Double
87%inclusion246 decks284 decks
77%synergy
Sakashima of a Thousand Faces
80%inclusion228 decks284 decks
75%synergy
Irenicus's Vile Duplication
76%inclusion215 decks284 decks
70%synergy
Elemental Bond
72%inclusion204 decks284 decks
66%synergy
Sakashima the Impostor
65%inclusion184 decks284 decks
62%synergy
Whelming Wave
72%inclusion205 decks284 decks
61%synergy
Parallel Lives
66%inclusion187 decks284 decks
60%synergy
Double Major
66%inclusion188 decks284 decks
58%synergy
Helm of the Host
60%inclusion170 decks284 decks
55%synergy
Top Cards
Cultivate
81%inclusion230 decks284 decks
34%synergy
Kodama's Reach
72%inclusion205 decks284 decks
36%synergy
Counterspell
71%inclusion203 decks284 decks
22%synergy
Rampant Growth
68%inclusion192 decks284 decks
27%synergy
Heroic Intervention
62%inclusion176 decks284 decks
32%synergy
Beast Within
62%inclusion176 decks284 decks
12%synergy
Koma, World-Eater
58%inclusion108 decks187 decks
44%synergy
Nature's Lore
57%inclusion163 decks284 decks
27%synergy
Farseek
56%inclusion160 decks284 decks
32%synergy
Doubling Season
56%inclusion159 decks284 decks
46%synergy
Game Changers
Cyclonic Rift
50%inclusion143 decks284 decks
24%synergy
Rhystic Study
44%inclusion125 decks284 decks
22%synergy
Fierce Guardianship
40%inclusion113 decks284 decks
23%synergy
Seedborn Muse
26%inclusion75 decks284 decks
11%synergy
Worldly Tutor
25%inclusion71 decks284 decks
10%synergy
Consecrated Sphinx
22%inclusion63 decks284 decks
13%synergy
Force of Will
17%inclusion47 decks284 decks
6%synergy
Mystical Tutor
17%inclusion47 decks284 decks
7%synergy
Ancient Tomb
16%inclusion45 decks284 decks
7%synergy
Gaea's Cradle
10%inclusion27 decks284 decks
2%synergy
Creatures
Serpent of Yawning Depths
55%inclusion155 decks284 decks
48%synergy
Junk Winder
52%inclusion149 decks284 decks
46%synergy
Birds of Paradise
51%inclusion145 decks284 decks
23%synergy
Aesi, Tyrant of Gyre Strait
48%inclusion136 decks284 decks
31%synergy
Spawning Kraken
47%inclusion133 decks284 decks
39%synergy
Llanowar Elves
46%inclusion132 decks284 decks
19%synergy
Craterhoof Behemoth
37%inclusion106 decks284 decks
28%synergy
Murkfiend Liege
36%inclusion102 decks284 decks
21%synergy
Clever Impersonator
35%inclusion100 decks284 decks
30%synergy
Elvish Mystic
35%inclusion99 decks284 decks
11%synergy
Sakura-Tribe Elder
35%inclusion99 decks284 decks
15%synergy
Esix, Fractal Bloom
34%inclusion97 decks284 decks
30%synergy
Roaming Throne
34%inclusion96 decks284 decks
26%synergy
Glasspool Mimic
34%inclusion96 decks284 decks
29%synergy
Phyrexian Metamorph
33%inclusion95 decks284 decks
25%synergy
Progenitor Mimic
33%inclusion94 decks284 decks
28%synergy
Summon: Leviathan
30%inclusion32 decks105 decks
23%synergy
Eternal Witness
30%inclusion85 decks284 decks
9%synergy
Fyndhorn Elves
30%inclusion85 decks284 decks
14%synergy
Octomancer
29%inclusion63 decks217 decks
24%synergy
Garruk's Packleader
29%inclusion81 decks284 decks
26%synergy
Arixmethes, Slumbering Isle
27%inclusion78 decks284 decks
14%synergy
Auton Soldier
25%inclusion71 decks284 decks
22%synergy
Tatyova, Benthic Druid
24%inclusion67 decks284 decks
-8%synergy
Enduring Vitality
22%inclusion46 decks207 decks
15%synergy
Ohran Frostfang
22%inclusion63 decks284 decks
18%synergy
Mirror Image
22%inclusion62 decks284 decks
21%synergy
Clone
21%inclusion59 decks284 decks
20%synergy
Stunt Double
20%inclusion57 decks284 decks
19%synergy
Undercover Operative
18%inclusion52 decks284 decks
17%synergy
Fanatic of Rhonas
18%inclusion42 decks231 decks
12%synergy
Phantasmal Image
18%inclusion51 decks284 decks
15%synergy
Archetype of Imagination
17%inclusion49 decks284 decks
13%synergy
Chameleon, Master of Disguise
17%inclusion11 decks66 decks
14%synergy
Curiosity Crafter
17%inclusion47 decks284 decks
13%synergy
Starwinder
16%inclusion14 decks86 decks
10%synergy
Coiling Oracle
14%inclusion40 decks284 decks
1%synergy
Hullbreaker Horror
14%inclusion40 decks284 decks
-4%synergy
Mirrorhall Mimic
13%inclusion38 decks284 decks
12%synergy
Pirated Copy
13%inclusion37 decks284 decks
13%synergy
Circle of Dreams Druid
12%inclusion34 decks284 decks
10%synergy
Azusa, Lost but Seeking
12%inclusion34 decks284 decks
-2%synergy
Jaheira, Friend of the Forest
12%inclusion34 decks284 decks
8%synergy
Vizier of Many Faces
12%inclusion34 decks284 decks
11%synergy
Slinn Voda, the Rising Deep
12%inclusion33 decks284 decks
5%synergy
Toski, Bearer of Secrets
12%inclusion33 decks284 decks
8%synergy
Uro, Titan of Nature's Wrath
11%inclusion32 decks284 decks
1%synergy
Troyan, Gutsy Explorer
11%inclusion31 decks284 decks
8%synergy
Scute Swarm
11%inclusion30 decks284 decks
-10%synergy
Altered Ego
11%inclusion30 decks284 decks
9%synergy
Instants
Growth Spiral
52%inclusion148 decks284 decks
8%synergy
Second Harvest
49%inclusion139 decks284 decks
43%synergy
Mana Drain
42%inclusion118 decks284 decks
26%synergy
Arcane Denial
35%inclusion100 decks284 decks
13%synergy
An Offer You Can't Refuse
34%inclusion97 decks284 decks
11%synergy
Negate
33%inclusion94 decks284 decks
7%synergy
Pongify
33%inclusion93 decks284 decks
8%synergy
Rapid Hybridization
30%inclusion85 decks284 decks
4%synergy
Swan Song
28%inclusion80 decks284 decks
9%synergy
Cackling Counterpart
26%inclusion73 decks284 decks
22%synergy
Return of the Wildspeaker
24%inclusion68 decks284 decks
14%synergy
Krosan Grip
22%inclusion63 decks284 decks
14%synergy
Mystic Reflection
18%inclusion52 decks284 decks
16%synergy
Nature's Claim
17%inclusion49 decks284 decks
7%synergy
Tamiyo's Safekeeping
17%inclusion47 decks284 decks
11%synergy
Sublime Epiphany
17%inclusion47 decks284 decks
14%synergy
Reality Shift
16%inclusion46 decks284 decks
2%synergy
Harrow
16%inclusion45 decks284 decks
4%synergy
See Double
14%inclusion41 decks284 decks
13%synergy
Planar Genesis
14%inclusion32 decks231 decks
3%synergy
Sink into Stupor
14%inclusion32 decks232 decks
2%synergy
Chord of Calling
14%inclusion39 decks284 decks
6%synergy
Brainstorm
13%inclusion37 decks284 decks
-1%synergy
Simic Charm
11%inclusion32 decks284 decks
3%synergy
Voidslime
11%inclusion31 decks284 decks
6%synergy
Snakeskin Veil
10%inclusion29 decks284 decks
4%synergy
Pact of Negation
10%inclusion29 decks284 decks
3%synergy
Archdruid's Charm
10%inclusion28 decks275 decks
4%synergy
Return to Nature
10%inclusion28 decks284 decks
4%synergy
Force of Negation
10%inclusion28 decks284 decks
1%synergy
Plasm Capture
10%inclusion27 decks284 decks
6%synergy
Noxious Revival
10%inclusion27 decks284 decks
3%synergy
Perplexing Test
9.2%inclusion26 decks284 decks
5%synergy
Eureka Moment
8.5%inclusion24 decks284 decks
-2%synergy
Tyvar's Stand
7.7%inclusion22 decks284 decks
5%synergy
Stubborn Denial
7.7%inclusion22 decks284 decks
5%synergy
Disallow
7.7%inclusion22 decks284 decks
6%synergy
Three Steps Ahead
7.5%inclusion19 decks252 decks
5%synergy
Resculpt
7.4%inclusion21 decks284 decks
1%synergy
Narset's Reversal
7.0%inclusion20 decks284 decks
5%synergy
Force of Vigor
6.3%inclusion18 decks284 decks
2%synergy
Entish Restoration
6.3%inclusion18 decks284 decks
-3%synergy
Auroral Procession
5.9%inclusion7 decks118 decks
2%synergy
Lazotep Plating
5.6%inclusion16 decks284 decks
5%synergy
Fated Infatuation
5.6%inclusion16 decks284 decks
5%synergy
Strix Serenade
5.6%inclusion13 decks232 decks
2%synergy
Collective Resistance
5.2%inclusion12 decks232 decks
2%synergy
Sorceries
Three Visits
51%inclusion145 decks284 decks
28%synergy
Quantum Misalignment
50%inclusion142 decks284 decks
47%synergy
Rite of Replication
46%inclusion130 decks284 decks
39%synergy
Skyshroud Claim
33%inclusion94 decks284 decks
24%synergy
Quasiduplicate
28%inclusion79 decks284 decks
25%synergy
Explore
21%inclusion60 decks284 decks
1%synergy
Bala Ged Recovery
17%inclusion48 decks284 decks
7%synergy
Overwhelming Stampede
16%inclusion46 decks284 decks
4%synergy
Triumph of the Hordes
15%inclusion44 decks284 decks
13%synergy
Finale of Devastation
15%inclusion44 decks284 decks
4%synergy
Croaking Counterpart
15%inclusion43 decks284 decks
11%synergy
Shamanic Revelation
14%inclusion39 decks284 decks
8%synergy
Doppelgang
13%inclusion37 decks275 decks
7%synergy
Migration Path
12%inclusion35 decks284 decks
9%synergy
Distant Melody
11%inclusion30 decks284 decks
7%synergy
Rishkar's Expertise
10%inclusion29 decks284 decks
2%synergy
Spitting Image
10%inclusion27 decks284 decks
7%synergy
Sea Gate Restoration
9.2%inclusion26 decks284 decks
4%synergy
Regrowth
9.2%inclusion26 decks284 decks
5%synergy
Explosive Vegetation
8.8%inclusion25 decks284 decks
3%synergy
Fabricate
8.5%inclusion24 decks284 decks
2%synergy
Repudiate // Replicate
8.5%inclusion24 decks284 decks
6%synergy
Flare of Cultivation
7.6%inclusion20 decks263 decks
6%synergy
Green Sun's Zenith
7.4%inclusion21 decks284 decks
-1%synergy
Replication Technique
7.4%inclusion21 decks284 decks
4%synergy
Urban Evolution
7.0%inclusion20 decks284 decks
-3%synergy
Curse of the Swine
6.7%inclusion19 decks284 decks
-4%synergy
Ravenform
6.7%inclusion19 decks284 decks
2%synergy
Into the North
6.3%inclusion18 decks284 decks
5%synergy
Clone Legion
6.0%inclusion17 decks284 decks
5%synergy
Harmonize
5.6%inclusion16 decks284 decks
0%synergy
Bridgeworks Battle
5.2%inclusion12 decks232 decks
0%synergy
Utility Artifacts
Mirror Box
51%inclusion144 decks284 decks
47%synergy
Swiftfoot Boots
46%inclusion131 decks284 decks
20%synergy
Lightning Greaves
44%inclusion126 decks284 decks
23%synergy
Combine Chrysalis
31%inclusion88 decks284 decks
27%synergy
Mirror Gallery
23%inclusion64 decks284 decks
22%synergy
Eldrazi Monument
13%inclusion37 decks284 decks
12%synergy
Emerald Medallion
13%inclusion36 decks284 decks
10%synergy
The Great Henge
12%inclusion34 decks284 decks
3%synergy
Idol of Oblivion
10%inclusion29 decks284 decks
7%synergy
Sapphire Medallion
10%inclusion29 decks284 decks
7%synergy
Bident of Thassa
7.0%inclusion20 decks284 decks
0%synergy
Lithoform Engine
6.7%inclusion19 decks284 decks
6%synergy
Coat of Arms
5.6%inclusion16 decks284 decks
4%synergy
Enchantments
Tribute to the World Tree
49%inclusion140 decks284 decks
43%synergy
Mystic Remora
33%inclusion95 decks284 decks
18%synergy
Kindred Discovery
30%inclusion86 decks284 decks
20%synergy
Extravagant Replication
26%inclusion73 decks284 decks
23%synergy
Primal Vigor
22%inclusion62 decks284 decks
19%synergy
Sylvan Library
21%inclusion59 decks284 decks
12%synergy
Growing Rites of Itlimoc
20%inclusion58 decks284 decks
14%synergy
Cryptolith Rite
20%inclusion57 decks284 decks
17%synergy
Paradox Haze
17%inclusion49 decks284 decks
17%synergy
Beastmaster Ascension
16%inclusion45 decks284 decks
13%synergy
Exploration
15%inclusion44 decks284 decks
2%synergy
Vesuvan Duplimancy
15%inclusion44 decks284 decks
13%synergy
Moonlit Meditation
14%inclusion12 decks86 decks
13%synergy
Wild Growth
14%inclusion39 decks284 decks
5%synergy
Impostor Syndrome
12%inclusion8 decks67 decks
10%synergy
Utopia Sprawl
12%inclusion33 decks284 decks
5%synergy
Garruk's Uprising
11%inclusion30 decks284 decks
-6%synergy
Followed Footsteps
11%inclusion30 decks284 decks
10%synergy
Propaganda
10%inclusion29 decks284 decks
4%synergy
Asceticism
10%inclusion29 decks284 decks
7%synergy
Defense of the Heart
10%inclusion27 decks284 decks
7%synergy
Burgeoning
8.8%inclusion25 decks284 decks
2%synergy
Wilderness Reclamation
7.4%inclusion21 decks284 decks
-2%synergy
Unnatural Growth
7.0%inclusion20 decks284 decks
4%synergy
Imprisoned in the Moon
7.0%inclusion20 decks284 decks
3%synergy
Mirror Room // Fractured Realm
6.7%inclusion14 decks209 decks
5%synergy
Opposition
6.0%inclusion17 decks284 decks
6%synergy
Kenrith's Transformation
6.0%inclusion17 decks284 decks
2%synergy
Dismiss into Dream
5.3%inclusion15 decks284 decks
5%synergy
Verity Circle
5.3%inclusion15 decks284 decks
5%synergy
Planeswalkers
Oko, Thief of Crowns
28%inclusion80 decks284 decks
21%synergy
Utility Lands
Reliquary Tower
64%inclusion183 decks284 decks
15%synergy
Yavimaya, Cradle of Growth
30%inclusion85 decks284 decks
8%synergy
Boseiju, Who Endures
29%inclusion83 decks284 decks
7%synergy
Command Beacon
29%inclusion81 decks284 decks
24%synergy
Otawara, Soaring City
23%inclusion65 decks284 decks
4%synergy
Mystic Sanctuary
21%inclusion59 decks284 decks
8%synergy
Temple of the False God
20%inclusion56 decks284 decks
4%synergy
Mistrise Village
19%inclusion22 decks118 decks
8%synergy
Three Tree City
19%inclusion41 decks220 decks
14%synergy
Castle Garenbrig
18%inclusion50 decks284 decks
13%synergy
Mosswort Bridge
17%inclusion47 decks284 decks
-1%synergy
Evendo, Waking Haven
15%inclusion13 decks88 decks
9%synergy
Alchemist's Refuge
14%inclusion41 decks284 decks
-3%synergy
Rogue's Passage
8.8%inclusion25 decks284 decks
-13%synergy
Restless Vinestalk
7.7%inclusion22 decks284 decks
2%synergy
Lumbering Falls
6.3%inclusion18 decks284 decks
0%synergy
Mana Artifacts
Sol Ring
96%inclusion272 decks284 decks
15%synergy
Arcane Signet
82%inclusion234 decks284 decks
20%synergy
Simic Signet
46%inclusion131 decks284 decks
14%synergy
Talisman of Curiosity
37%inclusion105 decks284 decks
15%synergy
Thought Vessel
35%inclusion99 decks284 decks
15%synergy
Decanter of Endless Water
10%inclusion28 decks284 decks
5%synergy
Fellwar Stone
10%inclusion28 decks284 decks
0%synergy
Commander's Sphere
8.5%inclusion24 decks284 decks
0%synergy
Thran Dynamo
8.1%inclusion23 decks284 decks
5%synergy
Mana Vault
7.4%inclusion21 decks284 decks
1%synergy
Lands
Command Tower
93%inclusion263 decks284 decks
7%synergy
Forest
90%inclusion255 decks284 decks
-5%synergy
Island
89%inclusion253 decks284 decks
-6%synergy
Hinterland Harbor
76%inclusion216 decks284 decks
17%synergy
Rejuvenating Springs
70%inclusion200 decks284 decks
27%synergy
Breeding Pool
69%inclusion195 decks284 decks
23%synergy
Yavimaya Coast
68%inclusion194 decks284 decks
16%synergy
Dreamroot Cascade
64%inclusion181 decks284 decks
22%synergy
Simic Growth Chamber
60%inclusion170 decks284 decks
11%synergy
Barkchannel Pathway
49%inclusion139 decks284 decks
29%synergy
Flooded Grove
47%inclusion134 decks284 decks
6%synergy
Misty Rainforest
43%inclusion122 decks284 decks
12%synergy
Vineglimmer Snarl
42%inclusion118 decks284 decks
3%synergy
Temple of Mystery
40%inclusion114 decks284 decks
2%synergy
Glasspool Mimic
34%inclusion96 decks284 decks
29%synergy
Myriad Landscape
32%inclusion90 decks284 decks
10%synergy
Hedge Maze
29%inclusion80 decks275 decks
10%synergy
Exotic Orchard
27%inclusion78 decks284 decks
4%synergy
Waterlogged Grove
27%inclusion76 decks284 decks
6%synergy
Littjara Mirrorlake
24%inclusion67 decks284 decks
20%synergy
Willowrush Verge
23%inclusion35 decks150 decks
7%synergy
Evolving Wilds
22%inclusion62 decks284 decks
-3%synergy
Rimewood Falls
21%inclusion60 decks284 decks
12%synergy
Fabled Passage
20%inclusion57 decks284 decks
6%synergy
Tropical Island
20%inclusion57 decks284 decks
6%synergy
Tangled Islet
18%inclusion51 decks284 decks
2%synergy
Bala Ged Recovery
17%inclusion48 decks284 decks
7%synergy
Thornwood Falls
16%inclusion46 decks284 decks
-2%synergy
Snow-Covered Forest
15%inclusion44 decks284 decks
9%synergy
Snow-Covered Island
14%inclusion41 decks284 decks
8%synergy
Sink into Stupor
14%inclusion32 decks232 decks
2%synergy
Botanical Sanctum
14%inclusion39 decks284 decks
1%synergy
Terramorphic Expanse
13%inclusion38 decks284 decks
-6%synergy
Reflecting Pool
11%inclusion30 decks284 decks
7%synergy
Overflowing Basin
10%inclusion27 decks267 decks
-9%synergy
Blighted Woodland
9.2%inclusion26 decks284 decks
2%synergy
Sea Gate Restoration
9.2%inclusion26 decks284 decks
4%synergy
Prismatic Vista
8.5%inclusion24 decks284 decks
1%synergy
Windswept Heath
7.0%inclusion20 decks284 decks
-3%synergy
Verdant Catacombs
6.7%inclusion19 decks284 decks
-3%synergy
Scalding Tarn
6.3%inclusion18 decks284 decks
-4%synergy
Flooded Strand
6.3%inclusion18 decks284 decks
-5%synergy
Path of Ancestry
6.0%inclusion17 decks284 decks
-11%synergy
Simic Guildgate
5.6%inclusion16 decks284 decks
-5%synergy
Hydroelectric Specimen
5.2%inclusion12 decks231 decks
-1%synergy
Bridgeworks Battle
5.2%inclusion12 decks232 decks
0%synergy
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