Robert Williams's [o] Koma, Cosmos Serpent
 
Type: Deck Idea
Format (legal 👍)
comCommander
Commander Bracket
[1️⃣]
Info
Approx. Value:
$14.42
Buy

0 Likes 0 Comments
Avg. CMC 4.86
Card Color Breakdown
Card Type Breakdown

Edge of Eternities
releases on August 1, 2025!

Preorder now on CardKingdom Preorder now on TcgPlayer

Edge of Eternities
releases on August 1, 2025!

Preorder now on CardKingdom Preorder now on TcgPlayer
Main Deck - 8 cards, 8 distinct
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:
Name  Ed. Price Type Cost
Rarity Color
Commander
1 Koma, Cosmos Serpent
$5.24 Legendary Creature - Serpent
Creature (5)
1 Hullbreaker Horror
$2.33 Creature - Kraken Horror
1 Junk Winder
$0.14 Creature - Serpent
1 Kiora's Follower
$0.37 Creature - Merfolk
1 Sea Monster
$0.07 Creature - Serpent
1 Tidal Terror
$0.06 Creature - Octopus
Sorcery (1)
1 Whelming Wave
$0.51 Sorcery
Artifact (1)
1 Geometric Nexus
$0.24 Artifact
Sideboard - 3 cards, 3 distinct
Sort by:
:
Name  Ed. Price Type Cost
Rarity Color
Creature (2)
1 Arixmethes, Slumbering Isle
$1.36 Legendary Creature - Kraken
1 Simic Sky Swallower
$0.36 Creature - Leviathan
Land (1)
1 Barkchannel Pathway // Tidechannel Pathway
$3.74 Land // Land
Scratchpad - 71 cards, 71 distinct
Cards in the scratchpad represent cards that you are considering for this deck, but are not actually in the built deck. They do not count towards the in built decks count shown in your inventory. If you are using the Auto Trade feature, they will be still be marked for trade although cards in your main deck and sideboard will not.
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:
Name  Ed. Price Type Cost
Rarity Color
Battle (1)
1 Invasion of Segovia // Caetus, Sea Tyrant of Segovia
$0.61 Battle - Siege // Legendary Creature - Serpent
Creature (65)
1 Acquisition Octopus
$0.07 Artifact Creature - Equipment Octopus
1 Adrix and Nev, Twincasters
$2.86 Legendary Creature - Merfolk Wizard
1 Aesi, Tyrant of Gyre Strait
$9.57 Legendary Creature - Serpent
1 Aethersquall Ancient
$0.16 Creature - Leviathan
1 Archipelagore
$0.09 Creature - Leviathan
1 Biblioplex Kraken
$0.19 Creature - Kraken
1 Biolume Egg // Biolume Serpent
$0.06 Creature - Serpent Egg // Creature - Serpent
1 Breaching Leviathan
$5.16 Creature - Leviathan
1 Brinelin, the Moon Kraken
$0.24 Legendary Creature - Kraken
1 Charix, the Raging Isle
$0.32 Legendary Creature - Leviathan Crab
1 Cryptic Serpent
$0.29 Creature - Serpent
1 Deep-Sea Kraken
$1.31 Creature - Kraken
1 Dirgur Nemesis
$0.05 Creature - Serpent
1 Eater of Days
$0.97 Artifact Creature - Leviathan
1 Elder Deep-Fiend
$0.24 Creature - Eldrazi Octopus
1 Esix, Fractal Bloom
$0.29 Legendary Creature - Fractal
1 Fynn, the Fangbearer
$0.14 Legendary Creature - Human Warrior
1 Gearseeker Serpent
$0.04 Creature - Serpent
1 Giant Octopus
$0.21 Creature - Octopus
1 Grozoth
$1.71 Creature - Leviathan
1 Icebreaker Kraken
$0.24 Snow Creature - Kraken
1 Imoti, Celebrant of Bounty
$0.14 Legendary Creature - Naga Druid
1 Inga Rune-Eyes
$0.10 Legendary Creature - Human Wizard
1 Inkwell Leviathan
$0.73 Artifact Creature - Leviathan
1 Isleback Spawn
$0.62 Creature - Kraken
1 Jorn, God of Winter // Kaldring, the Rimestaff
$0.20 Legendary Snow Creature - God // Legendary Snow Artifact //
1 Kederekt Leviathan
$0.58 Creature - Leviathan
1 Kiora's Dambreaker
$0.05 Creature - Leviathan
1 Kraken Hatchling
$0.12 Creature - Kraken
1 Kraken of the Straits
$0.17 Creature - Kraken
1 Lorthos, the Tidemaker
$0.61 Legendary Creature - Octopus
1 Moritte of the Frost
$0.13 Legendary Snow Creature - Shapeshifter
1 Murkfiend Liege
$1.89 Creature - Horror
1 Nadir Kraken
$0.32 Creature - Kraken
1 Nimbus Swimmer
$0.20 Creature - Leviathan
1 Octavia, Living Thesis
$0.30 Legendary Creature - Elemental Octopus
1 Octoprophet
$0.04 Creature - Octopus
1 Pearl Lake Ancient
$0.31 Creature - Leviathan
1 Reservoir Kraken
$0.18 Creature - Kraken
1 Scourge of Fleets
$0.43 Creature - Kraken
1 Sea-Dasher Octopus
$0.85 Creature - Octopus
1 Segovian Leviathan
$0.28 Creature - Leviathan
1 Serpent of the Endless Sea
$0.19 Creature - Serpent
1 Serpent of Yawning Depths
$8.43 Enchantment Creature - Serpent
1 Sharktocrab
$0.08 Creature - Shark Octopus Crab
1 Shipbreaker Kraken
$0.24 Creature - Kraken
1 Shoal Serpent
$0.04 Creature - Serpent
1 Shrouded Serpent
$0.32 Creature - Serpent
1 Sky Swallower
$0.41 Creature - Leviathan
1 Slinking Serpent
$0.16 Creature - Serpent
1 Slinn Voda, the Rising Deep
$0.19 Legendary Creature - Leviathan
1 Spawning Kraken
$15.13 Creature - Kraken
1 Stormsurge Kraken
$0.46 Creature - Kraken
1 Stormtide Leviathan
$0.54 Creature - Leviathan
1 Striped Riverwinder
$0.09 Creature - Serpent
1 Sword Coast Serpent // Capsizing Wave
$0.06 Creature - Serpent Dragon // Instant - Adventure //
1 Thing from the Deep
$0.78 Creature - Leviathan
1 Tidal Kraken
$0.70 Creature - Kraken
1 Tidal Warrior
$0.17 Creature - Merfolk Warrior
1 Tolarian Kraken
$0.14 Creature - Kraken
1 Trench Behemoth
$0.59 Creature - Kraken
1 Trench Gorger
$2.36 Creature - Leviathan
1 Tromokratis
$0.26 Legendary Creature - Kraken
1 Verazol, the Split Current
$0.09 Legendary Creature - Serpent
1 Wormhole Serpent
$0.05 Creature - Serpent
Instant (1)
1 Double Major
$1.37 Instant
Sorcery (1)
1 Devastation Tide
$0.35 Sorcery
Artifact (2)
1 Riptide Replicator
$1.83 Artifact
1 Serpent Generator
$0.52 Artifact
Enchantment (1)
1 Elemental Bond
$2.35 Enchantment

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