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Koma, Cosmos Serpent (Commander) - Optimized Control
Koma, Cosmos Serpent
27 decks (0.000%)
Rank #283
Aug 6, 2025
Can You Build Simic in Commander Without... Going Simic?
Can you go Simic without doing the Simic stuff that everyone dreads? Yes you can! Arnaud is here with some uncanny Commander deck ideas.
Deck Filters
Evendo, Waking Haven
25% of 12 decks
+21% synergy
Moonlit Meditation
17% of 12 decks
+15% synergy
Consult the Star Charts
8% of 12 decks
+7% synergy
Gene Pollinator
8% of 12 decks
+8% synergy
Ouroboroid
8% of 13 decks
+5% synergy
High Synergy Cards
Adrix and Nev, Twincasters
74% of 27 decks
+66% synergy
Parallel Lives
67% of 27 decks
+61% synergy
Whelming Wave
70% of 27 decks
+59% synergy
Mana Drain
74% of 27 decks
+58% synergy
Elemental Bond
59% of 27 decks
+54% synergy
Spark Double
63% of 27 decks
+53% synergy
Three Visits
74% of 27 decks
+51% synergy
Sakashima of a Thousand Faces
56% of 27 decks
+50% synergy
Sakashima the Impostor
52% of 27 decks
+49% synergy
Koma, World-Eater
58% of 26 decks
+44% synergy
Top Cards
Counterspell
78% of 27 decks
+27% synergy
Nature's Lore
70% of 27 decks
+40% synergy
Birds of Paradise
70% of 27 decks
+43% synergy
Heroic Intervention
67% of 27 decks
+37% synergy
Beast Within
63% of 27 decks
+12% synergy
Cultivate
63% of 27 decks
+15% synergy
Kodama's Reach
59% of 27 decks
+22% synergy
Mystic Remora
59% of 27 decks
+44% synergy
An Offer You Can't Refuse
56% of 27 decks
+33% synergy
Rampant Growth
56% of 27 decks
+14% synergy
Game Changers
Fierce Guardianship
81% of 27 decks
+64% synergy
Rhystic Study
78% of 27 decks
+55% synergy
Cyclonic Rift
78% of 27 decks
+51% synergy
Mystical Tutor
48% of 27 decks
+38% synergy
Force of Will
48% of 27 decks
+38% synergy
Seedborn Muse
44% of 27 decks
+29% synergy
Worldly Tutor
44% of 27 decks
+28% synergy
Consecrated Sphinx
41% of 27 decks
+32% synergy
Ancient Tomb
41% of 27 decks
+31% synergy
Mana Vault
33% of 27 decks
+27% synergy
Creatures
Junk Winder
48% of 27 decks
+41% synergy
Aesi, Tyrant of Gyre Strait
48% of 27 decks
+31% synergy
Elvish Mystic
41% of 27 decks
+16% synergy
Llanowar Elves
41% of 27 decks
+13% synergy
Fyndhorn Elves
41% of 27 decks
+25% synergy
Craterhoof Behemoth
37% of 27 decks
+28% synergy
Serpent of Yawning Depths
37% of 27 decks
+31% synergy
Enduring Vitality
35% of 26 decks
+27% synergy
Tatyova, Benthic Druid
30% of 27 decks
-2% synergy
Eternal Witness
30% of 27 decks
+8% synergy
Sakura-Tribe Elder
30% of 27 decks
+10% synergy
Spawning Kraken
30% of 27 decks
+22% synergy
Delighted Halfling
30% of 27 decks
+18% synergy
Garruk's Packleader
26% of 27 decks
+24% synergy
Roaming Throne
26% of 27 decks
+18% synergy
Hullbreaker Horror
26% of 27 decks
+8% synergy
Vorinclex, Voice of Hunger
22% of 27 decks
+19% synergy
Arbor Elf
19% of 27 decks
+12% synergy
Fanatic of Rhonas
19% of 27 decks
+13% synergy
Lotus Cobra
19% of 27 decks
+4% synergy
Kinnan, Bonder Prodigy
19% of 27 decks
+15% synergy
Tireless Provisioner
19% of 27 decks
+3% synergy
Coiling Oracle
15% of 27 decks
+1% synergy
Arixmethes, Slumbering Isle
15% of 27 decks
+1% synergy
Peregrine Drake
11% of 27 decks
+7% synergy
Curiosity Crafter
11% of 27 decks
+7% synergy
Selvala, Heart of the Wilds
11% of 27 decks
+8% synergy
Saryth, the Viper's Fang
11% of 27 decks
+9% synergy
Sphinx of the Second Sun
11% of 27 decks
+10% synergy
Hydroelectric Specimen
11% of 27 decks
+5% synergy
Azusa, Lost but Seeking
11% of 27 decks
-3% synergy
Esix, Fractal Bloom
11% of 27 decks
+7% synergy
Faerie Mastermind
11% of 27 decks
+7% synergy
Ohran Frostfang
11% of 27 decks
+7% synergy
Tribute Mage
11% of 27 decks
+9% synergy
Nezahal, Primal Tide
11% of 27 decks
-0% synergy
Spellskite
11% of 27 decks
+6% synergy
Uro, Titan of Nature's Wrath
11% of 27 decks
+2% synergy
Enduring Curiosity
8% of 26 decks
+4% synergy
Maraleaf Pixie
7% of 27 decks
+1% synergy
Collector Ouphe
7% of 27 decks
+6% synergy
Troyan, Gutsy Explorer
7% of 27 decks
+4% synergy
Circle of Dreams Druid
7% of 27 decks
+5% synergy
Tishana's Tidebinder
7% of 27 decks
+1% synergy
Thrasios, Triton Hero
7% of 27 decks
-0% synergy
Overlord of the Hauntwoods
7% of 27 decks
+4% synergy
Walking Ballista
7% of 27 decks
+4% synergy
Kira, Great Glass-Spinner
7% of 27 decks
+7% synergy
Murkfiend Liege
7% of 27 decks
-8% synergy
Elvish Spirit Guide
7% of 27 decks
+3% synergy
Instants
Swan Song
56% of 27 decks
+37% synergy
Pongify
44% of 27 decks
+20% synergy
Pact of Negation
44% of 27 decks
+37% synergy
Rapid Hybridization
41% of 27 decks
+14% synergy
Force of Negation
41% of 27 decks
+32% synergy
Arcane Denial
33% of 27 decks
+11% synergy
Negate
30% of 27 decks
+3% synergy
Growth Spiral
30% of 27 decks
-15% synergy
Chord of Calling
26% of 27 decks
+18% synergy
Nature's Claim
26% of 27 decks
+15% synergy
Sink into Stupor
26% of 27 decks
+15% synergy
Crop Rotation
22% of 27 decks
+9% synergy
Return of the Wildspeaker
22% of 27 decks
+12% synergy
Archdruid's Charm
22% of 27 decks
+16% synergy
Second Harvest
22% of 27 decks
+16% synergy
Reality Shift
22% of 27 decks
+8% synergy
Krosan Grip
19% of 27 decks
+10% synergy
Force of Vigor
19% of 27 decks
+14% synergy
Double Major
19% of 27 decks
+10% synergy
Stubborn Denial
15% of 27 decks
+12% synergy
Strix Serenade
15% of 27 decks
+11% synergy
Misdirection
15% of 27 decks
+13% synergy
Muddle the Mixture
11% of 27 decks
+6% synergy
Eureka Moment
11% of 27 decks
+0% synergy
Disdainful Stroke
11% of 27 decks
+9% synergy
Snakeskin Veil
11% of 27 decks
+6% synergy
Tyvar's Stand
11% of 27 decks
+8% synergy
Mystic Reflection
11% of 27 decks
+8% synergy
Legolas's Quick Reflexes
11% of 27 decks
+8% synergy
Harrow
11% of 27 decks
-1% synergy
Return to Nature
11% of 27 decks
+5% synergy
Resculpt
11% of 27 decks
+5% synergy
Wash Away
11% of 27 decks
+9% synergy
Planar Genesis
11% of 27 decks
+0% synergy
Tamiyo's Safekeeping
11% of 27 decks
+5% synergy
Dramatic Reversal
11% of 27 decks
+7% synergy
March of Swirling Mist
11% of 27 decks
+7% synergy
Miscast
11% of 27 decks
+9% synergy
Whir of Invention
7% of 27 decks
+5% synergy
Mental Misstep
7% of 27 decks
+2% synergy
Brainstorm
7% of 27 decks
-7% synergy
Mindbreak Trap
7% of 27 decks
+3% synergy
Sublime Epiphany
7% of 27 decks
+5% synergy
Dispel
7% of 27 decks
+3% synergy
Flusterstorm
7% of 27 decks
+1% synergy
Filter Out
7% of 27 decks
+4% synergy
Saw It Coming
7% of 27 decks
+6% synergy
Noxious Revival
7% of 27 decks
+1% synergy
Voidslime
7% of 27 decks
+2% synergy
Simic Charm
7% of 27 decks
-1% synergy
Sorceries
Skyshroud Claim
44% of 27 decks
+35% synergy
Farseek
41% of 27 decks
+17% synergy
Irenicus's Vile Duplication
37% of 27 decks
+31% synergy
Green Sun's Zenith
26% of 27 decks
+17% synergy
Fabricate
22% of 27 decks
+16% synergy
Finale of Devastation
22% of 27 decks
+10% synergy
Windfall
19% of 27 decks
+14% synergy
Triumph of the Hordes
19% of 27 decks
+15% synergy
Sea Gate Restoration
19% of 27 decks
+13% synergy
Rishkar's Expertise
19% of 27 decks
+10% synergy
Bala Ged Recovery
15% of 27 decks
+5% synergy
Migration Path
15% of 27 decks
+11% synergy
Flare of Cultivation
11% of 27 decks
+9% synergy
Quantum Misalignment
11% of 27 decks
+8% synergy
Into the North
11% of 27 decks
+10% synergy
Tempt with Discovery
11% of 27 decks
+7% synergy
Quasiduplicate
11% of 27 decks
+8% synergy
Natural Order
11% of 27 decks
+10% synergy
Personal Tutor
11% of 27 decks
+10% synergy
Search for Tomorrow
11% of 27 decks
+6% synergy
Explosive Vegetation
11% of 27 decks
+5% synergy
Expropriate
11% of 27 decks
+10% synergy
Distant Melody
11% of 27 decks
+8% synergy
Time Warp
11% of 27 decks
+9% synergy
Open the Way
11% of 27 decks
+9% synergy
Overwhelming Stampede
11% of 27 decks
-1% synergy
Inundate
7% of 27 decks
+7% synergy
Eldritch Evolution
7% of 27 decks
+4% synergy
Tooth and Nail
7% of 27 decks
+6% synergy
Last March of the Ents
7% of 27 decks
+4% synergy
Turntimber Symbiosis
7% of 27 decks
+5% synergy
Neoform
7% of 27 decks
+3% synergy
Curse of the Swine
7% of 27 decks
-4% synergy
Temporal Manipulation
7% of 27 decks
+6% synergy
Drawn from Dreams
7% of 27 decks
+7% synergy
Harmonize
7% of 27 decks
+2% synergy
Vastwood Surge
7% of 27 decks
+6% synergy
River's Rebuke
7% of 27 decks
+5% synergy
Shamanic Revelation
7% of 27 decks
+2% synergy
Ravenform
7% of 27 decks
+3% synergy
Genesis Wave
7% of 27 decks
+3% synergy
Regrowth
7% of 27 decks
+3% synergy
Solve the Equation
7% of 27 decks
+5% synergy
Raise the Palisade
7% of 27 decks
+1% synergy
Rite of Replication
7% of 27 decks
-0% synergy
Utility Artifacts
Lightning Greaves
48% of 27 decks
+26% synergy
Winter Orb
30% of 27 decks
+29% synergy
Swiftfoot Boots
30% of 27 decks
+3% synergy
Static Orb
26% of 27 decks
+26% synergy
The One Ring
26% of 27 decks
+18% synergy
Helm of the Host
22% of 27 decks
+17% synergy
Winter Moon
15% of 27 decks
+15% synergy
Isochron Scepter
15% of 27 decks
+12% synergy
Mirror Box
11% of 27 decks
+8% synergy
Skullclamp
11% of 27 decks
+10% synergy
Banner of Kinship
8% of 26 decks
+6% synergy
Giant's Amulet
7% of 27 decks
+7% synergy
Sensei's Divining Top
7% of 27 decks
+4% synergy
Moonsilver Key
7% of 27 decks
+4% synergy
Coat of Arms
7% of 27 decks
+6% synergy
The Great Henge
7% of 27 decks
-1% synergy
Combine Chrysalis
7% of 27 decks
+3% synergy
Idol of Oblivion
7% of 27 decks
+4% synergy
Commander's Plate
7% of 27 decks
+7% synergy
Emerald Medallion
7% of 27 decks
+5% synergy
Sapphire Medallion
7% of 27 decks
+4% synergy
Enchantments
Doubling Season
48% of 27 decks
+38% synergy
Tribute to the World Tree
41% of 27 decks
+34% synergy
Sylvan Library
33% of 27 decks
+24% synergy
Kindred Discovery
22% of 27 decks
+12% synergy
Wild Growth
19% of 27 decks
+10% synergy
Defense of the Heart
19% of 27 decks
+16% synergy
Utopia Sprawl
15% of 27 decks
+8% synergy
Kenrith's Transformation
15% of 27 decks
+10% synergy
Dismiss into Dream
15% of 27 decks
+15% synergy
Back to Basics
11% of 27 decks
+11% synergy
Verity Circle
11% of 27 decks
+11% synergy
Carpet of Flowers
11% of 27 decks
+8% synergy
Imprisoned in the Moon
11% of 27 decks
+7% synergy
Opposition
11% of 27 decks
+11% synergy
Primal Vigor
11% of 27 decks
+8% synergy
Paradox Haze
11% of 27 decks
+11% synergy
Cryptolith Rite
7% of 27 decks
+4% synergy
Exploration
7% of 27 decks
-6% synergy
Wizard Class
7% of 27 decks
+2% synergy
Pattern of Rebirth
7% of 27 decks
+7% synergy
Unnatural Growth
7% of 27 decks
+4% synergy
Song of the Dryads
7% of 27 decks
+6% synergy
Kiora Bests the Sea God
7% of 27 decks
+6% synergy
Stasis
7% of 27 decks
+7% synergy
Propaganda
7% of 27 decks
+1% synergy
Planeswalkers
Oko, Thief of Crowns
37% of 27 decks
+30% synergy
Narset, Parter of Veils
11% of 27 decks
+10% synergy
Tezzeret the Seeker
7% of 27 decks
+3% synergy
Utility Lands
Reliquary Tower
56% of 27 decks
+5% synergy
Boseiju, Who Endures
52% of 27 decks
+30% synergy
Command Beacon
44% of 27 decks
+40% synergy
Yavimaya, Cradle of Growth
37% of 27 decks
+15% synergy
Otawara, Soaring City
37% of 27 decks
+18% synergy
Mistrise Village
25% of 24 decks
+15% synergy
Gaea's Cradle
22% of 27 decks
+15% synergy
Mystic Sanctuary
19% of 27 decks
+6% synergy
Urza's Saga
15% of 27 decks
+9% synergy
Temple of the False God
15% of 27 decks
-1% synergy
Three Tree City
15% of 27 decks
+10% synergy
Castle Garenbrig
15% of 27 decks
+10% synergy
Minamo, School at Water's Edge
11% of 27 decks
+5% synergy
Mosswort Bridge
11% of 27 decks
-6% synergy
Castle Vantress
11% of 27 decks
+4% synergy
Dryad Arbor
11% of 27 decks
+5% synergy
Rivendell
7% of 27 decks
+1% synergy
Alchemist's Refuge
7% of 27 decks
-10% synergy
Boseiju, Who Shelters All
7% of 27 decks
+7% synergy
Seat of the Synod
7% of 27 decks
+6% synergy
Crystal Vein
7% of 27 decks
+7% synergy
Shifting Woodland
7% of 27 decks
+1% synergy
Thespian's Stage
7% of 27 decks
+0% synergy
Homeward Path
7% of 27 decks
+5% synergy
Rogue's Passage
7% of 27 decks
-14% synergy
Zanarkand, Ancient Metropolis
6% of 18 decks
+4% synergy
Mana Artifacts
Sol Ring
93% of 27 decks
+12% synergy
Arcane Signet
81% of 27 decks
+19% synergy
Thought Vessel
44% of 27 decks
+24% synergy
Talisman of Curiosity
33% of 27 decks
+12% synergy
Simic Signet
30% of 27 decks
-3% synergy
Lotus Petal
22% of 27 decks
+15% synergy
Basalt Monolith
11% of 27 decks
+4% synergy
Fellwar Stone
11% of 27 decks
+2% synergy
Thran Dynamo
7% of 27 decks
+5% synergy
Mind Stone
7% of 27 decks
+3% synergy
Chrome Mox
7% of 27 decks
+1% synergy
Lands
Command Tower
89% of 27 decks
+3% synergy
Breeding Pool
89% of 27 decks
+45% synergy
Rejuvenating Springs
89% of 27 decks
+45% synergy
Island
81% of 27 decks
-14% synergy
Forest
81% of 27 decks
-14% synergy
Hinterland Harbor
74% of 27 decks
+16% synergy
Misty Rainforest
70% of 27 decks
+39% synergy
Yavimaya Coast
67% of 27 decks
+14% synergy
Barkchannel Pathway
56% of 27 decks
+35% synergy
Dreamroot Cascade
56% of 27 decks
+15% synergy
Simic Growth Chamber
48% of 27 decks
-1% synergy
Flooded Grove
44% of 27 decks
+5% synergy
Prismatic Vista
37% of 27 decks
+29% synergy
Waterlogged Grove
37% of 27 decks
+17% synergy
Hedge Maze
30% of 27 decks
+10% synergy
Windswept Heath
26% of 27 decks
+16% synergy
Sink into Stupor
26% of 27 decks
+15% synergy
Fabled Passage
22% of 27 decks
+8% synergy
Exotic Orchard
22% of 27 decks
-2% synergy
Snow-Covered Island
22% of 27 decks
+15% synergy
Snow-Covered Forest
22% of 27 decks
+15% synergy
Wooded Foothills
22% of 27 decks
+13% synergy
Tropical Island
22% of 27 decks
+8% synergy
Rimewood Falls
22% of 27 decks
+12% synergy
Willowrush Verge
19% of 26 decks
+5% synergy
Vineglimmer Snarl
19% of 27 decks
-20% synergy
Sea Gate Restoration
19% of 27 decks
+13% synergy
Verdant Catacombs
19% of 27 decks
+9% synergy
Temple of Mystery
19% of 27 decks
-20% synergy
Botanical Sanctum
19% of 27 decks
+6% synergy
Flooded Strand
19% of 27 decks
+7% synergy
Myriad Landscape
15% of 27 decks
-8% synergy
Tangled Islet
15% of 27 decks
-2% synergy
Scalding Tarn
15% of 27 decks
+5% synergy
Mana Confluence
15% of 27 decks
+9% synergy
Bala Ged Recovery
15% of 27 decks
+5% synergy
Polluted Delta
15% of 27 decks
+5% synergy
City of Brass
15% of 27 decks
+9% synergy
Hydroelectric Specimen
11% of 27 decks
+5% synergy
Reflecting Pool
11% of 27 decks
+8% synergy
Cavern of Souls
11% of 27 decks
+5% synergy
Turntimber Symbiosis
7% of 27 decks
+5% synergy
Gemstone Caverns
7% of 27 decks
+2% synergy
Glasspool Mimic
7% of 27 decks
+3% synergy