Koma, Cosmos Serpent (Commander) - Core +1/+1 Counters

Alternate Names:

The Monstrous SerpentThe Monstrous Serpent

Koma, Cosmos Serpent
Rank #343
4decks
As CommanderAs CardAverage DeckDecks
Bracket
All
1
2345
Budget
Any
$
$$$
Levi Perry
Feb 4, 2026
Levi Perry
Ten Brutal Cards To Try With The Cloning of Shredder
The Cloning of Shredder creates three nonlegendary token copies of a card you exile from your graveyard. What are the best ways to break it?
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Koma, World-Eater
75%inclusion3 decks4 decks
63%synergy
Scourge of Fleets
75%inclusion3 decks4 decks
68%synergy
Slinn Voda, the Rising Deep
75%inclusion3 decks4 decks
69%synergy
Adrix and Nev, Twincasters
50%inclusion2 decks4 decks
41%synergy
Xolatoyac, the Smiling Flood
50%inclusion2 decks4 decks
44%synergy
Elvish Mystic
50%inclusion2 decks4 decks
27%synergy
Nadir Kraken
50%inclusion2 decks4 decks
47%synergy
Kiora, the Rising Tide
50%inclusion2 decks4 decks
48%synergy
Aesi, Tyrant of Gyre Strait
50%inclusion2 decks4 decks
32%synergy
Kiora's Dambreaker
50%inclusion2 decks4 decks
50%synergy
Spark Double
50%inclusion2 decks4 decks
41%synergy
Arixmethes, Slumbering Isle
50%inclusion2 decks4 decks
37%synergy
Nimbus Swimmer
50%inclusion2 decks4 decks
49%synergy
Inkwell Leviathan
50%inclusion2 decks4 decks
46%synergy
Iceridge Serpent
33%inclusion1 decks3 decks
33%synergy
Ouroboroid
33%inclusion1 decks3 decks
29%synergy
Frenzied Baloth
33%inclusion1 decks3 decks
32%synergy
Solemn Simulacrum
25%inclusion1 decks4 decks
19%synergy
Quilled Greatwurm
25%inclusion1 decks4 decks
23%synergy
Kopala, Warden of Waves
25%inclusion1 decks4 decks
17%synergy
Tatyova, Benthic Druid
25%inclusion1 decks4 decks
-4%synergy
Jaheira, Friend of the Forest
25%inclusion1 decks4 decks
21%synergy
Winged Coatl
25%inclusion1 decks4 decks
25%synergy
Garruk's Packleader
25%inclusion1 decks4 decks
23%synergy
Stormtide Leviathan
25%inclusion1 decks4 decks
20%synergy
Merfolk Sovereign
25%inclusion1 decks4 decks
17%synergy
Brinelin, the Moon Kraken
25%inclusion1 decks4 decks
21%synergy
Bioessence Hydra
25%inclusion1 decks4 decks
25%synergy
Kiora's Follower
25%inclusion1 decks4 decks
12%synergy
Kitesail Larcenist
25%inclusion1 decks4 decks
25%synergy
Yeva, Nature's Herald
25%inclusion1 decks4 decks
25%synergy
Vorel of the Hull Clade
25%inclusion1 decks4 decks
17%synergy
Eternal Witness
25%inclusion1 decks4 decks
7%synergy
Prime Speaker Zegana
25%inclusion1 decks4 decks
16%synergy
Inga and Esika
25%inclusion1 decks4 decks
23%synergy
Enduring Vitality
25%inclusion1 decks4 decks
17%synergy
Herald of Secret Streams
25%inclusion1 decks4 decks
11%synergy
Salvager of Secrets
25%inclusion1 decks4 decks
25%synergy
Tainted Observer
25%inclusion1 decks4 decks
24%synergy
Vodalian Hexcatcher
25%inclusion1 decks4 decks
19%synergy
Kenessos, Priest of Thassa
25%inclusion1 decks4 decks
23%synergy
Tishana, Voice of Thunder
25%inclusion1 decks4 decks
20%synergy
Fierce Empath
25%inclusion1 decks4 decks
23%synergy
Forerunner of the Heralds
25%inclusion1 decks4 decks
22%synergy
Junk Winder
25%inclusion1 decks4 decks
19%synergy
Trickster's Elk
25%inclusion1 decks4 decks
25%synergy
Merfolk Skydiver
25%inclusion1 decks4 decks
20%synergy
Murkfiend Liege
25%inclusion1 decks4 decks
12%synergy
River Sneak
25%inclusion1 decks4 decks
24%synergy
Llanowar Elves
25%inclusion1 decks4 decks
-3%synergy
Instants
An Offer You Can't Refuse
75%inclusion3 decks4 decks
51%synergy
Growth Spiral
75%inclusion3 decks4 decks
31%synergy
Brainstorm
50%inclusion2 decks4 decks
35%synergy
Archdruid's Charm
50%inclusion2 decks4 decks
45%synergy
Second Harvest
50%inclusion2 decks4 decks
44%synergy
Arcane Denial
50%inclusion2 decks4 decks
28%synergy
Planar Genesis
50%inclusion2 decks4 decks
39%synergy
Pongify
25%inclusion1 decks4 decks
0%synergy
Eureka Moment
25%inclusion1 decks4 decks
13%synergy
Snakeskin Veil
25%inclusion1 decks4 decks
19%synergy
Heroic Intervention
25%inclusion1 decks4 decks
-6%synergy
Blustersquall
25%inclusion1 decks4 decks
25%synergy
Negate
25%inclusion1 decks4 decks
0%synergy
Hysterical Blindness
25%inclusion1 decks4 decks
25%synergy
Entish Restoration
25%inclusion1 decks4 decks
16%synergy
Memory's Journey
25%inclusion1 decks4 decks
25%synergy
Aetherize
25%inclusion1 decks4 decks
13%synergy
Resculpt
25%inclusion1 decks4 decks
20%synergy
Slip Out the Back
25%inclusion1 decks4 decks
22%synergy
Flusterstorm
25%inclusion1 decks4 decks
19%synergy
Windstorm
25%inclusion1 decks4 decks
25%synergy
Naturalize
25%inclusion1 decks4 decks
23%synergy
Simic Charm
25%inclusion1 decks4 decks
18%synergy
Overprotect
25%inclusion1 decks4 decks
23%synergy
Counterspell
25%inclusion1 decks4 decks
-24%synergy
Mystic Confluence
25%inclusion1 decks4 decks
22%synergy
Lull
25%inclusion1 decks4 decks
25%synergy
Sorceries
Farseek
75%inclusion3 decks4 decks
48%synergy
Nature's Lore
75%inclusion3 decks4 decks
42%synergy
Whelming Wave
75%inclusion3 decks4 decks
65%synergy
Rampant Growth
50%inclusion2 decks4 decks
11%synergy
Irenicus's Vile Duplication
50%inclusion2 decks4 decks
44%synergy
Explore
50%inclusion2 decks4 decks
30%synergy
Urban Evolution
50%inclusion2 decks4 decks
41%synergy
Chart a Course
25%inclusion1 decks4 decks
24%synergy
Asinine Antics
25%inclusion1 decks4 decks
24%synergy
Traverse the Outlands
25%inclusion1 decks4 decks
22%synergy
Kodama's Reach
25%inclusion1 decks4 decks
-9%synergy
Gitaxian Probe
25%inclusion1 decks4 decks
23%synergy
Overrun
25%inclusion1 decks4 decks
23%synergy
Threats Undetected
25%inclusion1 decks4 decks
24%synergy
Divination
25%inclusion1 decks4 decks
24%synergy
Peregrination
25%inclusion1 decks4 decks
25%synergy
Sakashima's Will
25%inclusion1 decks4 decks
25%synergy
Primal Command
25%inclusion1 decks4 decks
24%synergy
Courage in Crisis
25%inclusion1 decks4 decks
25%synergy
Curse of the Swine
25%inclusion1 decks4 decks
13%synergy
Self-Reflection
25%inclusion1 decks4 decks
25%synergy
Grow from the Ashes
25%inclusion1 decks4 decks
23%synergy
Seek the Horizon
25%inclusion1 decks4 decks
25%synergy
Finale of Revelation
25%inclusion1 decks4 decks
19%synergy
Cultivate
25%inclusion1 decks4 decks
-20%synergy
Vastwood Surge
25%inclusion1 decks4 decks
24%synergy
Rishkar's Expertise
25%inclusion1 decks4 decks
16%synergy
Sleep
25%inclusion1 decks4 decks
25%synergy
Shamanic Revelation
25%inclusion1 decks4 decks
20%synergy
Open the Gates
25%inclusion1 decks4 decks
25%synergy
Glimpse the Core
25%inclusion1 decks4 decks
24%synergy
Utility Artifacts
Mirror Box
50%inclusion2 decks4 decks
47%synergy
Wayfarer's Bauble
25%inclusion1 decks4 decks
23%synergy
Ozolith, the Shattered Spire
25%inclusion1 decks4 decks
16%synergy
Traveler's Amulet
25%inclusion1 decks4 decks
25%synergy
Scytheclaw
25%inclusion1 decks4 decks
25%synergy
Emerald Medallion
25%inclusion1 decks4 decks
22%synergy
Vivien's Arkbow
25%inclusion1 decks4 decks
25%synergy
Sapphire Medallion
25%inclusion1 decks4 decks
21%synergy
Enchantments
Doubling Season
75%inclusion3 decks4 decks
64%synergy
Wild Growth
50%inclusion2 decks4 decks
41%synergy
Unnatural Growth
50%inclusion2 decks4 decks
47%synergy
Mirror Room // Fractured Realm
50%inclusion2 decks4 decks
49%synergy
Kindred Discovery
25%inclusion1 decks4 decks
16%synergy
Utopia Sprawl
25%inclusion1 decks4 decks
19%synergy
Up the Beanstalk
25%inclusion1 decks4 decks
21%synergy
Exploration
25%inclusion1 decks4 decks
12%synergy
Ashiok's Erasure
25%inclusion1 decks4 decks
25%synergy
Verity Circle
25%inclusion1 decks4 decks
24%synergy
Garruk's Uprising
25%inclusion1 decks4 decks
7%synergy
Frogify
25%inclusion1 decks4 decks
22%synergy
Quest for Ula's Temple
25%inclusion1 decks4 decks
23%synergy
Utter Insignificance
25%inclusion1 decks4 decks
24%synergy
Monstrous Vortex
25%inclusion1 decks4 decks
22%synergy
Tribute to the World Tree
25%inclusion1 decks4 decks
19%synergy
Mirrormade
25%inclusion1 decks4 decks
23%synergy
Kiora Bests the Sea God
25%inclusion1 decks4 decks
23%synergy
Parallel Lives
25%inclusion1 decks4 decks
19%synergy
Mystic Remora
25%inclusion1 decks4 decks
11%synergy
Sylvan Library
25%inclusion1 decks4 decks
17%synergy
Nature's Will
25%inclusion1 decks4 decks
24%synergy
Mana Reflection
25%inclusion1 decks4 decks
20%synergy
Kenrith's Transformation
25%inclusion1 decks4 decks
22%synergy
Witness Protection
25%inclusion1 decks4 decks
22%synergy
In Search of Greatness
25%inclusion1 decks4 decks
23%synergy
Kasmina's Transmutation
25%inclusion1 decks4 decks
23%synergy
Primal Vigor
25%inclusion1 decks4 decks
22%synergy
Elemental Bond
25%inclusion1 decks4 decks
19%synergy
Paradox Haze
25%inclusion1 decks4 decks
25%synergy
Growing Rites of Itlimoc
25%inclusion1 decks4 decks
20%synergy
Primeval Bounty
25%inclusion1 decks4 decks
23%synergy
Planeswalkers
Kiora, Behemoth Beckoner
50%inclusion2 decks4 decks
44%synergy
Kiora, Master of the Depths
25%inclusion1 decks4 decks
23%synergy
Kiora, the Crashing Wave
25%inclusion1 decks4 decks
23%synergy
Teferi, Temporal Pilgrim
25%inclusion1 decks4 decks
24%synergy
Utility Lands
Interplanar Beacon
25%inclusion1 decks4 decks
25%synergy
Restless Vinestalk
25%inclusion1 decks4 decks
21%synergy
Mosswort Bridge
25%inclusion1 decks4 decks
8%synergy
Karn's Bastion
25%inclusion1 decks4 decks
14%synergy
Novijen, Heart of Progress
25%inclusion1 decks4 decks
21%synergy
Reliquary Tower
25%inclusion1 decks4 decks
-25%synergy
Lumbering Falls
25%inclusion1 decks4 decks
19%synergy
Castle Garenbrig
25%inclusion1 decks4 decks
21%synergy
Mana Artifacts
Arcane Signet
75%inclusion3 decks4 decks
12%synergy
Simic Signet
75%inclusion3 decks4 decks
46%synergy
Sol Ring
75%inclusion3 decks4 decks
-5%synergy
Talisman of Curiosity
50%inclusion2 decks4 decks
29%synergy
Moss Diamond
25%inclusion1 decks4 decks
24%synergy
Commander's Sphere
25%inclusion1 decks4 decks
18%synergy
Sky Diamond
25%inclusion1 decks4 decks
24%synergy
Worn Powerstone
25%inclusion1 decks4 decks
24%synergy
Simic Locket
25%inclusion1 decks4 decks
24%synergy
Nyx Lotus
25%inclusion1 decks4 decks
25%synergy
Lands
Command Tower
100%inclusion4 decks4 decks
15%synergy
Island
100%inclusion4 decks4 decks
4%synergy
Forest
100%inclusion4 decks4 decks
4%synergy
Breeding Pool
75%inclusion3 decks4 decks
27%synergy
Vineglimmer Snarl
50%inclusion2 decks4 decks
10%synergy
Yavimaya Coast
50%inclusion2 decks4 decks
-3%synergy
Tangled Islet
50%inclusion2 decks4 decks
35%synergy
Temple of Mystery
50%inclusion2 decks4 decks
14%synergy
Rejuvenating Springs
50%inclusion2 decks4 decks
7%synergy
Flooded Grove
50%inclusion2 decks4 decks
6%synergy
Thornwood Falls
50%inclusion2 decks4 decks
34%synergy
Simic Growth Chamber
25%inclusion1 decks4 decks
-20%synergy
Misty Rainforest
25%inclusion1 decks4 decks
-6%synergy
Myriad Landscape
25%inclusion1 decks4 decks
5%synergy
Littjara Mirrorlake
25%inclusion1 decks4 decks
22%synergy
Overflowing Basin
25%inclusion1 decks4 decks
3%synergy
Waterlogged Grove
25%inclusion1 decks4 decks
6%synergy
Hedge Maze
25%inclusion1 decks4 decks
5%synergy
Dreamroot Cascade
25%inclusion1 decks4 decks
-21%synergy
Woodland Stream
25%inclusion1 decks4 decks
21%synergy
Hinterland Harbor
25%inclusion1 decks4 decks
-37%synergy
About UsContactPrivacy PolicyTerms of Service
Space Cow MediaArchidektCardsphereCommander SpellbookFABRECSpellvoid
Space Cow MediaArchidektCommander's Herald
Commander SpellbookFABRECSpellvoid
EDHREC is unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.
next@15 test