Koma, Cosmos Serpent (Commander) - Budget Upgraded Ramp

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #298
3decks
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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Shared Roots
100%inclusion1 decks1 decks
97%synergy
Game Changers
Worldly Tutor
33%inclusion1 decks3 decks
18%synergy
Creatures
Tatyova, Benthic Druid
100%inclusion3 decks3 decks
69%synergy
Coiling Oracle
67%inclusion2 decks3 decks
53%synergy
Arixmethes, Slumbering Isle
67%inclusion2 decks3 decks
53%synergy
Gretchen Titchwillow
67%inclusion2 decks3 decks
65%synergy
Sakura-Tribe Elder
67%inclusion2 decks3 decks
47%synergy
Uro, Titan of Nature's Wrath
67%inclusion2 decks3 decks
57%synergy
Sab-Sunen, Luxa Embodied
50%inclusion1 decks2 decks
48%synergy
Marang River Regent
50%inclusion1 decks2 decks
49%synergy
Sagu Wildling
50%inclusion1 decks2 decks
49%synergy
Summon: Leviathan
50%inclusion1 decks2 decks
43%synergy
Ultimecia, Temporal Threat
50%inclusion1 decks2 decks
50%synergy
Reclamation Sage
33%inclusion1 decks3 decks
19%synergy
Adrix and Nev, Twincasters
33%inclusion1 decks3 decks
25%synergy
Garruk's Packleader
33%inclusion1 decks3 decks
31%synergy
Primordial Hydra
33%inclusion1 decks3 decks
32%synergy
Koma, World-Eater
33%inclusion1 decks3 decks
20%synergy
Rampaging Baloths
33%inclusion1 decks3 decks
16%synergy
Forgotten Ancient
33%inclusion1 decks3 decks
26%synergy
Eternal Witness
33%inclusion1 decks3 decks
12%synergy
Wavebreak Hippocamp
33%inclusion1 decks3 decks
33%synergy
Fauna Shaman
33%inclusion1 decks3 decks
32%synergy
Avenger of Zendikar
33%inclusion1 decks3 decks
15%synergy
Saryth, the Viper's Fang
33%inclusion1 decks3 decks
32%synergy
Tangled Florahedron
33%inclusion1 decks3 decks
32%synergy
Junk Winder
33%inclusion1 decks3 decks
27%synergy
Aesi, Tyrant of Gyre Strait
33%inclusion1 decks3 decks
16%synergy
End-Raze Forerunners
33%inclusion1 decks3 decks
28%synergy
Social Climber
33%inclusion1 decks3 decks
33%synergy
Haywire Mite
33%inclusion1 decks3 decks
32%synergy
Kona, Rescue Beastie
33%inclusion1 decks3 decks
32%synergy
Moritte of the Frost
33%inclusion1 decks3 decks
32%synergy
Fanatic of Rhonas
33%inclusion1 decks3 decks
28%synergy
Surge Engine
33%inclusion1 decks3 decks
33%synergy
Canopy Tactician
33%inclusion1 decks3 decks
33%synergy
Spark Double
33%inclusion1 decks3 decks
24%synergy
Auton Soldier
33%inclusion1 decks3 decks
31%synergy
Sakashima the Impostor
33%inclusion1 decks3 decks
31%synergy
Tireless Provisioner
33%inclusion1 decks3 decks
18%synergy
Serpent of Yawning Depths
33%inclusion1 decks3 decks
27%synergy
Birds of Paradise
33%inclusion1 decks3 decks
6%synergy
Hullbreaker Horror
33%inclusion1 decks3 decks
16%synergy
Verazol, the Split Current
33%inclusion1 decks3 decks
33%synergy
Drowner of Truth
33%inclusion1 decks3 decks
31%synergy
Spellskite
33%inclusion1 decks3 decks
28%synergy
Tireless Tracker
33%inclusion1 decks3 decks
27%synergy
Triskaidekaphile
33%inclusion1 decks3 decks
32%synergy
Trinket Mage
33%inclusion1 decks3 decks
31%synergy
Instants
Growth Spiral
100%inclusion3 decks3 decks
56%synergy
Counterspell
100%inclusion3 decks3 decks
50%synergy
Thirst for Discovery
67%inclusion2 decks3 decks
66%synergy
Negate
67%inclusion2 decks3 decks
41%synergy
Reality Shift
67%inclusion2 decks3 decks
52%synergy
Beast Within
67%inclusion2 decks3 decks
17%synergy
Aetherize
67%inclusion2 decks3 decks
55%synergy
Auroral Procession
50%inclusion1 decks2 decks
46%synergy
Divert Disaster
50%inclusion1 decks2 decks
49%synergy
Scour for Scrap
50%inclusion1 decks2 decks
48%synergy
Pongify
33%inclusion1 decks3 decks
9%synergy
Rapid Hybridization
33%inclusion1 decks3 decks
7%synergy
Eureka Moment
33%inclusion1 decks3 decks
22%synergy
Snakeskin Veil
33%inclusion1 decks3 decks
28%synergy
An Offer You Can't Refuse
33%inclusion1 decks3 decks
10%synergy
Fog
33%inclusion1 decks3 decks
30%synergy
Return of the Wildspeaker
33%inclusion1 decks3 decks
23%synergy
Stubborn Denial
33%inclusion1 decks3 decks
31%synergy
Tyvar's Stand
33%inclusion1 decks3 decks
31%synergy
Fact or Fiction
33%inclusion1 decks3 decks
31%synergy
Aetherspouts
33%inclusion1 decks3 decks
32%synergy
Disruption Protocol
33%inclusion1 decks3 decks
33%synergy
Blink of an Eye
33%inclusion1 decks3 decks
33%synergy
Blue Sun's Zenith
33%inclusion1 decks3 decks
30%synergy
Second Harvest
33%inclusion1 decks3 decks
27%synergy
Harrow
33%inclusion1 decks3 decks
21%synergy
Entish Restoration
33%inclusion1 decks3 decks
24%synergy
Supreme Will
33%inclusion1 decks3 decks
33%synergy
Slip Out the Back
33%inclusion1 decks3 decks
30%synergy
Perplexing Test
33%inclusion1 decks3 decks
29%synergy
Sprout Swarm
33%inclusion1 decks3 decks
33%synergy
Thirst for Knowledge
33%inclusion1 decks3 decks
33%synergy
Delay
33%inclusion1 decks3 decks
31%synergy
Joint Exploration
33%inclusion1 decks3 decks
27%synergy
Chemister's Insight
33%inclusion1 decks3 decks
33%synergy
Planar Incision
33%inclusion1 decks3 decks
31%synergy
Arcane Denial
33%inclusion1 decks3 decks
11%synergy
Planar Genesis
33%inclusion1 decks3 decks
23%synergy
Rewind
33%inclusion1 decks3 decks
30%synergy
Tamiyo's Safekeeping
33%inclusion1 decks3 decks
28%synergy
Into the Roil
33%inclusion1 decks3 decks
32%synergy
Unwind
33%inclusion1 decks3 decks
31%synergy
Memory Deluge
33%inclusion1 decks3 decks
33%synergy
Dig Through Time
33%inclusion1 decks3 decks
30%synergy
Evacuation
33%inclusion1 decks3 decks
29%synergy
Sorceries
Whelming Wave
100%inclusion3 decks3 decks
89%synergy
Kodama's Reach
67%inclusion2 decks3 decks
30%synergy
Farseek
67%inclusion2 decks3 decks
42%synergy
Nature's Lore
67%inclusion2 decks3 decks
36%synergy
Roamer's Routine
50%inclusion1 decks2 decks
49%synergy
Chart a Course
33%inclusion1 decks3 decks
32%synergy
Walk the Aeons
33%inclusion1 decks3 decks
31%synergy
Quantum Misalignment
33%inclusion1 decks3 decks
30%synergy
Three Visits
33%inclusion1 decks3 decks
10%synergy
Consuming Tide
33%inclusion1 decks3 decks
31%synergy
Ranger's Path
33%inclusion1 decks3 decks
33%synergy
Peregrination
33%inclusion1 decks3 decks
33%synergy
Circuitous Route
33%inclusion1 decks3 decks
31%synergy
Skyshroud Claim
33%inclusion1 decks3 decks
24%synergy
Tooth and Nail
33%inclusion1 decks3 decks
32%synergy
Make Your Own Luck
33%inclusion1 decks3 decks
32%synergy
Hour of Promise
33%inclusion1 decks3 decks
30%synergy
Treasure Cruise
33%inclusion1 decks3 decks
30%synergy
Grow from the Ashes
33%inclusion1 decks3 decks
32%synergy
Titania's Command
33%inclusion1 decks3 decks
32%synergy
Rampant Growth
33%inclusion1 decks3 decks
-7%synergy
Cultivate
33%inclusion1 decks3 decks
-14%synergy
Personal Tutor
33%inclusion1 decks3 decks
32%synergy
Search for Tomorrow
33%inclusion1 decks3 decks
29%synergy
Explosive Vegetation
33%inclusion1 decks3 decks
28%synergy
Irenicus's Vile Duplication
33%inclusion1 decks3 decks
27%synergy
Preordain
33%inclusion1 decks3 decks
25%synergy
Explore
33%inclusion1 decks3 decks
13%synergy
River's Rebuke
33%inclusion1 decks3 decks
31%synergy
Bushwhack
33%inclusion1 decks3 decks
31%synergy
Bala Ged Recovery
33%inclusion1 decks3 decks
23%synergy
Ravenform
33%inclusion1 decks3 decks
29%synergy
Migration Path
33%inclusion1 decks3 decks
30%synergy
Regrowth
33%inclusion1 decks3 decks
30%synergy
Hunting Wilds
33%inclusion1 decks3 decks
33%synergy
Glimpse the Core
33%inclusion1 decks3 decks
33%synergy
Utility Artifacts
Swiftfoot Boots
67%inclusion2 decks3 decks
41%synergy
Chocobo Racetrack
50%inclusion1 decks2 decks
49%synergy
Oblivion Stone
33%inclusion1 decks3 decks
32%synergy
Perilous Vault
33%inclusion1 decks3 decks
33%synergy
Boompile
33%inclusion1 decks3 decks
33%synergy
Transmogrifying Wand
33%inclusion1 decks3 decks
33%synergy
Combine Chrysalis
33%inclusion1 decks3 decks
29%synergy
Idol of Oblivion
33%inclusion1 decks3 decks
30%synergy
Lightning Greaves
33%inclusion1 decks3 decks
12%synergy
Enchantments
Elemental Bond
100%inclusion3 decks3 decks
94%synergy
Wilderness Reclamation
67%inclusion2 decks3 decks
58%synergy
Encroaching Dragonstorm
50%inclusion1 decks2 decks
49%synergy
Eusocial Engineering
50%inclusion1 decks2 decks
49%synergy
Kindred Discovery
33%inclusion1 decks3 decks
23%synergy
Doubling Season
33%inclusion1 decks3 decks
24%synergy
Omen of the Sea
33%inclusion1 decks3 decks
32%synergy
Tribute to the World Tree
33%inclusion1 decks3 decks
27%synergy
Levitation
33%inclusion1 decks3 decks
33%synergy
Khalni Heart Expedition
33%inclusion1 decks3 decks
29%synergy
Confiscate
33%inclusion1 decks3 decks
33%synergy
Propaganda
33%inclusion1 decks3 decks
27%synergy
Battles
Invasion of Zendikar
33%inclusion1 decks3 decks
32%synergy
Planeswalkers
Oko, Thief of Crowns
33%inclusion1 decks3 decks
26%synergy
Utility Lands
Alchemist's Refuge
67%inclusion2 decks3 decks
49%synergy
Temple of the False God
67%inclusion2 decks3 decks
51%synergy
Mistrise Village
50%inclusion1 decks2 decks
39%synergy
Kishla Village
50%inclusion1 decks2 decks
49%synergy
Scavenger Grounds
33%inclusion1 decks3 decks
29%synergy
Cryptic Spires
33%inclusion1 decks3 decks
33%synergy
War Room
33%inclusion1 decks3 decks
32%synergy
Mosswort Bridge
33%inclusion1 decks3 decks
16%synergy
Reliquary Tower
33%inclusion1 decks3 decks
-17%synergy
Cephalid Coliseum
33%inclusion1 decks3 decks
29%synergy
Bonders' Enclave
33%inclusion1 decks3 decks
32%synergy
Mana Artifacts
Arcane Signet
100%inclusion3 decks3 decks
37%synergy
Sol Ring
100%inclusion3 decks3 decks
19%synergy
Thought Vessel
67%inclusion2 decks3 decks
46%synergy
Herd Heirloom
50%inclusion1 decks2 decks
47%synergy
Simic Signet
33%inclusion1 decks3 decks
1%synergy
Decanter of Endless Water
33%inclusion1 decks3 decks
28%synergy
Talisman of Curiosity
33%inclusion1 decks3 decks
12%synergy
Mind Stone
33%inclusion1 decks3 decks
29%synergy
Lands
Command Tower
100%inclusion3 decks3 decks
15%synergy
Temple of Mystery
100%inclusion3 decks3 decks
62%synergy
Island
100%inclusion3 decks3 decks
5%synergy
Forest
100%inclusion3 decks3 decks
5%synergy
Blighted Woodland
67%inclusion2 decks3 decks
59%synergy
Simic Growth Chamber
67%inclusion2 decks3 decks
18%synergy
Exotic Orchard
67%inclusion2 decks3 decks
43%synergy
Tangled Islet
67%inclusion2 decks3 decks
50%synergy
Flooded Grove
67%inclusion2 decks3 decks
26%synergy
Dreamroot Cascade
67%inclusion2 decks3 decks
25%synergy
Hinterland Harbor
67%inclusion2 decks3 decks
7%synergy
Quandrix Campus
33%inclusion1 decks3 decks
26%synergy
Myriad Landscape
33%inclusion1 decks3 decks
11%synergy
Vineglimmer Snarl
33%inclusion1 decks3 decks
-5%synergy
Yavimaya Coast
33%inclusion1 decks3 decks
-19%synergy
Tangled Florahedron
33%inclusion1 decks3 decks
32%synergy
Barkchannel Pathway
33%inclusion1 decks3 decks
13%synergy
Thriving Isle
33%inclusion1 decks3 decks
31%synergy
Waterlogged Grove
33%inclusion1 decks3 decks
13%synergy
Rimewood Falls
33%inclusion1 decks3 decks
24%synergy
Plaza of Heroes
33%inclusion1 decks3 decks
32%synergy
Hedge Maze
33%inclusion1 decks3 decks
14%synergy
Abstergo Entertainment
33%inclusion1 decks3 decks
33%synergy
Bala Ged Recovery
33%inclusion1 decks3 decks
23%synergy
Drowner of Truth
33%inclusion1 decks3 decks
31%synergy
Simic Guildgate
33%inclusion1 decks3 decks
23%synergy
Thornwood Falls
33%inclusion1 decks3 decks
16%synergy
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