Koma, Cosmos Serpent (Commander) - Budget Upgraded Control

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #296
2decks
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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50%inclusion1 decks2 decks
34%synergy
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Eternal Witness
100%inclusion2 decks2 decks
79%synergy
Elvish Mystic
100%inclusion2 decks2 decks
76%synergy
Llanowar Elves
100%inclusion2 decks2 decks
72%synergy
Reclamation Sage
50%inclusion1 decks2 decks
36%synergy
Insidious Fungus
50%inclusion1 decks2 decks
48%synergy
Garruk's Packleader
50%inclusion1 decks2 decks
48%synergy
Mystic Snake
50%inclusion1 decks2 decks
47%synergy
Masked Vandal
50%inclusion1 decks2 decks
48%synergy
Wayward Swordtooth
50%inclusion1 decks2 decks
46%synergy
Arbor Elf
50%inclusion1 decks2 decks
44%synergy
Farhaven Elf
50%inclusion1 decks2 decks
46%synergy
Nadir Kraken
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46%synergy
Junk Winder
50%inclusion1 decks2 decks
43%synergy
Beast Whisperer
50%inclusion1 decks2 decks
41%synergy
Ulvenwald Tracker
50%inclusion1 decks2 decks
50%synergy
Aesi, Tyrant of Gyre Strait
50%inclusion1 decks2 decks
33%synergy
Chasm Skulker
50%inclusion1 decks2 decks
44%synergy
Soul of the Harvest
50%inclusion1 decks2 decks
48%synergy
Frilled Mystic
50%inclusion1 decks2 decks
47%synergy
Haywire Mite
50%inclusion1 decks2 decks
48%synergy
Colossal Skyturtle
50%inclusion1 decks2 decks
44%synergy
Wood Elves
50%inclusion1 decks2 decks
43%synergy
Lotus Cobra
50%inclusion1 decks2 decks
36%synergy
Outland Liberator
50%inclusion1 decks2 decks
50%synergy
Spore Frog
50%inclusion1 decks2 decks
45%synergy
Voice of Many
50%inclusion1 decks2 decks
50%synergy
Scute Swarm
50%inclusion1 decks2 decks
29%synergy
Master Biomancer
50%inclusion1 decks2 decks
43%synergy
Arixmethes, Slumbering Isle
50%inclusion1 decks2 decks
37%synergy
Thundertrap Trainer
50%inclusion1 decks2 decks
50%synergy
Reef Worm
50%inclusion1 decks2 decks
46%synergy
Sakura-Tribe Elder
50%inclusion1 decks2 decks
31%synergy
Topiary Stomper
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48%synergy
Tireless Tracker
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43%synergy
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An Offer You Can't Refuse
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77%synergy
Growth Spiral
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56%synergy
Harrow
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88%synergy
Reality Shift
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85%synergy
Planar Genesis
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89%synergy
Counterspell
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50%synergy
Consult the Star Charts
100%inclusion1 decks1 decks
98%synergy
Rapid Hybridization
50%inclusion1 decks2 decks
24%synergy
Eureka Moment
50%inclusion1 decks2 decks
39%synergy
Frantic Search
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44%synergy
Defend the Hearth
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50%synergy
Fog
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47%synergy
Run Away Together
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47%synergy
Return of the Wildspeaker
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40%synergy
Decisive Denial
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45%synergy
Negate
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24%synergy
Censor
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50%synergy
Respite
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50%synergy
Auroral Procession
50%inclusion1 decks2 decks
46%synergy
Commencement of Festivities
50%inclusion1 decks2 decks
50%synergy
Roiling Regrowth
50%inclusion1 decks2 decks
46%synergy
Nature's Claim
50%inclusion1 decks2 decks
40%synergy
Beast Within
50%inclusion1 decks2 decks
0%synergy
Slip Out the Back
50%inclusion1 decks2 decks
46%synergy
Disallow
50%inclusion1 decks2 decks
48%synergy
Blessed Respite
50%inclusion1 decks2 decks
49%synergy
Into the Flood Maw
50%inclusion1 decks2 decks
46%synergy
Clinging Mists
50%inclusion1 decks2 decks
50%synergy
Joint Exploration
50%inclusion1 decks2 decks
44%synergy
Wash Away
50%inclusion1 decks2 decks
48%synergy
Pause for Reflection
50%inclusion1 decks2 decks
50%synergy
Arcane Denial
50%inclusion1 decks2 decks
27%synergy
Pull from Tomorrow
50%inclusion1 decks2 decks
47%synergy
Moment's Peace
50%inclusion1 decks2 decks
49%synergy
Tamiyo's Safekeeping
50%inclusion1 decks2 decks
44%synergy
Into the Roil
50%inclusion1 decks2 decks
48%synergy
Voidslime
50%inclusion1 decks2 decks
45%synergy
Terrifying Presence
50%inclusion1 decks2 decks
50%synergy
Root Snare
50%inclusion1 decks2 decks
50%synergy
Lull
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50%synergy
Spell Pierce
50%inclusion1 decks2 decks
47%synergy
March of Swirling Mist
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46%synergy
Memory Deluge
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50%synergy
Winds of Qal Sisma
50%inclusion1 decks2 decks
50%synergy
Haze of Pollen
50%inclusion1 decks2 decks
50%synergy
Dig Through Time
50%inclusion1 decks2 decks
47%synergy
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Consuming Tide
100%inclusion2 decks2 decks
98%synergy
Explore
100%inclusion2 decks2 decks
80%synergy
Whelming Wave
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89%synergy
Regrowth
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96%synergy
Kodama's Reach
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14%synergy
Three Visits
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27%synergy
Lórien Revealed
50%inclusion1 decks2 decks
47%synergy
Nature's Lore
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20%synergy
Harmonize
50%inclusion1 decks2 decks
44%synergy
Rampant Growth
50%inclusion1 decks2 decks
9%synergy
Broken Bond
50%inclusion1 decks2 decks
45%synergy
Cultivate
50%inclusion1 decks2 decks
3%synergy
Spectral Deluge
50%inclusion1 decks2 decks
49%synergy
Bushwhack
50%inclusion1 decks2 decks
48%synergy
Urban Evolution
50%inclusion1 decks2 decks
40%synergy
Bala Ged Recovery
50%inclusion1 decks2 decks
40%synergy
Migration Path
50%inclusion1 decks2 decks
47%synergy
Nissa's Pilgrimage
50%inclusion1 decks2 decks
48%synergy
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Combine Chrysalis
50%inclusion1 decks2 decks
46%synergy
Enchantments
Elemental Bond
100%inclusion2 decks2 decks
94%synergy
Imprisoned in the Moon
50%inclusion1 decks2 decks
46%synergy
Lignify
50%inclusion1 decks2 decks
48%synergy
Wilderness Reclamation
50%inclusion1 decks2 decks
41%synergy
Wild Growth
50%inclusion1 decks2 decks
41%synergy
Kenrith's Transformation
50%inclusion1 decks2 decks
45%synergy
Zendikar's Roil
50%inclusion1 decks2 decks
46%synergy
Propaganda
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43%synergy
Search for Azcanta
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50%synergy
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37%synergy
Arch of Orazca
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50%synergy
Mosswort Bridge
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33%synergy
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Sol Ring
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-31%synergy
Lands
Command Tower
100%inclusion2 decks2 decks
15%synergy
Yavimaya Coast
100%inclusion2 decks2 decks
48%synergy
Temple of Mystery
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62%synergy
Island
100%inclusion2 decks2 decks
5%synergy
Forest
100%inclusion2 decks2 decks
5%synergy
Dreamroot Cascade
100%inclusion2 decks2 decks
58%synergy
Hinterland Harbor
100%inclusion2 decks2 decks
41%synergy
Simic Growth Chamber
50%inclusion1 decks2 decks
1%synergy
Terramorphic Expanse
50%inclusion1 decks2 decks
30%synergy
Vineglimmer Snarl
50%inclusion1 decks2 decks
11%synergy
Littjara Mirrorlake
50%inclusion1 decks2 decks
46%synergy
Tangled Islet
50%inclusion1 decks2 decks
34%synergy
Barkchannel Pathway
50%inclusion1 decks2 decks
30%synergy
Botanical Sanctum
50%inclusion1 decks2 decks
38%synergy
Path of Ancestry
50%inclusion1 decks2 decks
33%synergy
Bala Ged Recovery
50%inclusion1 decks2 decks
40%synergy
Flooded Grove
50%inclusion1 decks2 decks
9%synergy
Thornwood Falls
50%inclusion1 decks2 decks
32%synergy
Crystal Grotto
50%inclusion1 decks2 decks
48%synergy
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