Koma, World-Eater (Commander) - Sea Creatures

Koma, World-Eater
Rank #717
27decks
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Background image for The Over/Under - A Review of Foundations Commanders
Kyle Massa
Mar 31, 2026
Kyle Massa
The Over/Under - A Review of Foundations Commanders
It's time to look back at Foundations to see if Kyle's Over/Under predictions from a year ago were on point, or off the mark.
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Enchantments
Battles
Planeswalkers
Utility Lands
Mana Artifacts
Lands
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Lessons from Life
50%inclusion1 decks2 decks
45%synergy
Groundchuck & Dirtbag
20%inclusion1 decks5 decks
19%synergy
High Synergy Cards
Whelming Wave
93%inclusion25 decks27 decks
81%synergy
Koma, Cosmos Serpent
81%inclusion22 decks27 decks
66%synergy
Serpent of Yawning Depths
70%inclusion19 decks27 decks
64%synergy
Junk Winder
67%inclusion18 decks27 decks
60%synergy
Arixmethes, Slumbering Isle
67%inclusion18 decks27 decks
53%synergy
Elemental Bond
56%inclusion15 decks27 decks
50%synergy
Slinn Voda, the Rising Deep
56%inclusion15 decks27 decks
49%synergy
Adrix and Nev, Twincasters
56%inclusion15 decks27 decks
47%synergy
Spawning Kraken
52%inclusion14 decks27 decks
45%synergy
Summon: Leviathan
50%inclusion6 decks12 decks
43%synergy
Top Cards
Cultivate
81%inclusion22 decks27 decks
35%synergy
Kodama's Reach
74%inclusion20 decks27 decks
38%synergy
Growth Spiral
70%inclusion19 decks27 decks
25%synergy
Rampant Growth
70%inclusion19 decks27 decks
30%synergy
Counterspell
63%inclusion17 decks27 decks
13%synergy
Swiftfoot Boots
59%inclusion16 decks27 decks
34%synergy
Garruk's Uprising
56%inclusion15 decks27 decks
38%synergy
Aesi, Tyrant of Gyre Strait
56%inclusion15 decks27 decks
38%synergy
Heroic Intervention
48%inclusion13 decks27 decks
18%synergy
Xolatoyac, the Smiling Flood
48%inclusion13 decks27 decks
41%synergy
Game Changers
Rhystic Study
30%inclusion8 decks27 decks
9%synergy
Cyclonic Rift
26%inclusion7 decks27 decks
2%synergy
Seedborn Muse
15%inclusion4 decks27 decks
-1%synergy
Fierce Guardianship
15%inclusion4 decks27 decks
-2%synergy
Worldly Tutor
15%inclusion4 decks27 decks
0%synergy
Mystical Tutor
11%inclusion3 decks27 decks
2%synergy
Ancient Tomb
7.4%inclusion2 decks27 decks
-1%synergy
Consecrated Sphinx
7.4%inclusion2 decks27 decks
-1%synergy
Gaea's Cradle
7.4%inclusion2 decks27 decks
1%synergy
Creatures
Murkfiend Liege
48%inclusion13 decks27 decks
34%synergy
Hullbreaker Horror
48%inclusion13 decks27 decks
30%synergy
Tatyova, Benthic Druid
44%inclusion12 decks27 decks
14%synergy
Enduring Vitality
44%inclusion12 decks27 decks
37%synergy
Kiora, Sovereign of the Deep
44%inclusion12 decks27 decks
43%synergy
Nadir Kraken
41%inclusion11 decks27 decks
37%synergy
Llanowar Elves
37%inclusion10 decks27 decks
10%synergy
Tromokratis
33%inclusion9 decks27 decks
28%synergy
Enduring Curiosity
33%inclusion9 decks27 decks
30%synergy
Ohran Frostfang
33%inclusion9 decks27 decks
30%synergy
Deep-Sea Kraken
30%inclusion8 decks27 decks
27%synergy
Benthic Anomaly
30%inclusion8 decks27 decks
27%synergy
Sakura-Tribe Elder
30%inclusion8 decks27 decks
10%synergy
Elvish Mystic
26%inclusion7 decks27 decks
3%synergy
Harbor Serpent
26%inclusion7 decks27 decks
26%synergy
Stormsurge Kraken
26%inclusion7 decks27 decks
22%synergy
Archetype of Imagination
26%inclusion7 decks27 decks
22%synergy
Tolarian Terror
26%inclusion7 decks27 decks
25%synergy
Verazol, the Split Current
26%inclusion7 decks27 decks
26%synergy
Starwinder
25%inclusion3 decks12 decks
19%synergy
Kiora, the Rising Tide
23%inclusion6 decks26 decks
20%synergy
Garruk's Packleader
22%inclusion6 decks27 decks
20%synergy
Brinelin, the Moon Kraken
22%inclusion6 decks27 decks
18%synergy
Roaming Throne
22%inclusion6 decks27 decks
15%synergy
Scourge of Fleets
22%inclusion6 decks27 decks
14%synergy
Charix, the Raging Isle
22%inclusion6 decks27 decks
19%synergy
Monstrosity of the Lake
22%inclusion6 decks27 decks
20%synergy
Shipbreaker Kraken
22%inclusion6 decks27 decks
19%synergy
The Unagi of Kyoshi Island
22%inclusion2 decks9 decks
17%synergy
Troyan, Gutsy Explorer
19%inclusion5 decks27 decks
15%synergy
Stormtide Leviathan
19%inclusion5 decks27 decks
13%synergy
Reservoir Kraken
19%inclusion5 decks27 decks
17%synergy
Fanatic of Rhonas
19%inclusion5 decks27 decks
13%synergy
Spark Double
19%inclusion5 decks27 decks
9%synergy
Nezahal, Primal Tide
19%inclusion5 decks27 decks
8%synergy
Birds of Paradise
19%inclusion5 decks27 decks
-9%synergy
Sword Coast Serpent
19%inclusion5 decks27 decks
17%synergy
Lorthos, the Tidemaker
19%inclusion5 decks27 decks
15%synergy
Inkwell Leviathan
19%inclusion5 decks27 decks
14%synergy
Simic Sky Swallower
19%inclusion5 decks27 decks
15%synergy
Bugenhagen, Wise Elder
17%inclusion2 decks12 decks
16%synergy
Ultros, Obnoxious Octopus
17%inclusion2 decks12 decks
16%synergy
Glacier Godmaw
17%inclusion2 decks12 decks
13%synergy
Loot, Exuberant Explorer
15%inclusion4 decks26 decks
8%synergy
Curiosity Crafter
15%inclusion4 decks27 decks
11%synergy
Cryptic Serpent
15%inclusion4 decks27 decks
14%synergy
Grappling Kraken
15%inclusion4 decks27 decks
11%synergy
Coiling Oracle
15%inclusion4 decks27 decks
2%synergy
Wormhole Serpent
15%inclusion4 decks27 decks
15%synergy
Esix, Fractal Bloom
15%inclusion4 decks27 decks
11%synergy
Instants
Beast Within
48%inclusion13 decks27 decks
-1%synergy
Return of the Wildspeaker
41%inclusion11 decks27 decks
30%synergy
Double Major
41%inclusion11 decks27 decks
32%synergy
Negate
33%inclusion9 decks27 decks
8%synergy
Second Harvest
33%inclusion9 decks27 decks
27%synergy
Harmonized Crescendo
29%inclusion2 decks7 decks
26%synergy
Rapid Hybridization
26%inclusion7 decks27 decks
0%synergy
Arcane Denial
22%inclusion6 decks27 decks
0%synergy
Planar Genesis
22%inclusion6 decks27 decks
11%synergy
An Offer You Can't Refuse
19%inclusion5 decks27 decks
-5%synergy
Krosan Grip
19%inclusion5 decks27 decks
11%synergy
Harrow
19%inclusion5 decks27 decks
7%synergy
Aetherize
19%inclusion5 decks27 decks
6%synergy
Swan Song
19%inclusion5 decks27 decks
0%synergy
Simic Charm
19%inclusion5 decks27 decks
11%synergy
Pongify
15%inclusion4 decks27 decks
-10%synergy
Eureka Moment
15%inclusion4 decks27 decks
4%synergy
Reality Shift
15%inclusion4 decks27 decks
0%synergy
Mana Drain
15%inclusion4 decks27 decks
-1%synergy
Kindred Summons
15%inclusion4 decks27 decks
14%synergy
Brainstorm
11%inclusion3 decks27 decks
-3%synergy
Serpentine Ambush
11%inclusion3 decks27 decks
11%synergy
Collective Resistance
11%inclusion3 decks27 decks
8%synergy
Swallowed by Leviathan
8.3%inclusion1 decks12 decks
8%synergy
Refute
7.4%inclusion2 decks27 decks
5%synergy
Decisive Denial
7.4%inclusion2 decks27 decks
2%synergy
Mystic Reflection
7.4%inclusion2 decks27 decks
5%synergy
Crypsis
7.4%inclusion2 decks27 decks
7%synergy
Roiling Regrowth
7.4%inclusion2 decks27 decks
3%synergy
Nature's Claim
7.4%inclusion2 decks27 decks
-2%synergy
Opt
7.4%inclusion2 decks27 decks
0%synergy
Entish Restoration
7.4%inclusion2 decks27 decks
-2%synergy
Tamiyo's Safekeeping
7.4%inclusion2 decks27 decks
2%synergy
Voidslime
7.4%inclusion2 decks27 decks
2%synergy
Obscuring Haze
7.4%inclusion2 decks27 decks
5%synergy
Sorceries
Urban Evolution
41%inclusion11 decks27 decks
31%synergy
Overwhelming Stampede
41%inclusion11 decks27 decks
28%synergy
Irenicus's Vile Duplication
37%inclusion10 decks27 decks
31%synergy
Explore
37%inclusion10 decks27 decks
16%synergy
Nature's Lore
33%inclusion9 decks27 decks
2%synergy
Farseek
30%inclusion8 decks27 decks
4%synergy
Shared Roots
22%inclusion2 decks9 decks
19%synergy
Three Visits
19%inclusion5 decks27 decks
-5%synergy
Skyshroud Claim
19%inclusion5 decks27 decks
9%synergy
Harmonize
19%inclusion5 decks27 decks
13%synergy
Rishkar's Expertise
19%inclusion5 decks27 decks
10%synergy
Shamanic Revelation
19%inclusion5 decks27 decks
14%synergy
Last March of the Ents
15%inclusion4 decks27 decks
11%synergy
Broken Bond
15%inclusion4 decks27 decks
10%synergy
Explosive Vegetation
15%inclusion4 decks27 decks
9%synergy
Bala Ged Recovery
15%inclusion4 decks27 decks
5%synergy
Traverse the Outlands
11%inclusion3 decks27 decks
7%synergy
Curse of the Swine
11%inclusion3 decks27 decks
0%synergy
Chocobo Kick
8.3%inclusion1 decks12 decks
8%synergy
Overrun
7.4%inclusion2 decks27 decks
5%synergy
Turntimber Symbiosis
7.4%inclusion2 decks27 decks
5%synergy
Crush of Tentacles
7.4%inclusion2 decks27 decks
6%synergy
Enter the Enigma
7.4%inclusion2 decks27 decks
6%synergy
Praetor's Counsel
7.4%inclusion2 decks27 decks
7%synergy
Distant Melody
7.4%inclusion2 decks27 decks
4%synergy
Bushwhack
7.4%inclusion2 decks27 decks
5%synergy
Aminatou's Augury
7.4%inclusion2 decks27 decks
6%synergy
Doppelgang
7.4%inclusion2 decks27 decks
1%synergy
Migration Path
7.4%inclusion2 decks27 decks
4%synergy
Synchronized Charge
7.1%inclusion1 decks14 decks
7%synergy
Utility Artifacts
Lightning Greaves
30%inclusion8 decks27 decks
9%synergy
Bident of Thassa
30%inclusion8 decks27 decks
22%synergy
Mirrormind Crown
29%inclusion2 decks7 decks
28%synergy
Fireshrieker
26%inclusion7 decks27 decks
25%synergy
Sapphire Medallion
26%inclusion7 decks27 decks
22%synergy
The Great Henge
22%inclusion6 decks27 decks
13%synergy
Leyline Axe
19%inclusion5 decks27 decks
18%synergy
Helm of the Host
19%inclusion5 decks27 decks
13%synergy
Combine Chrysalis
15%inclusion4 decks27 decks
11%synergy
Emerald Medallion
15%inclusion4 decks27 decks
12%synergy
Monster Manual
11%inclusion3 decks27 decks
9%synergy
Urza's Incubator
11%inclusion3 decks27 decks
10%synergy
Herald's Horn
11%inclusion3 decks27 decks
7%synergy
Basilisk Collar
11%inclusion3 decks27 decks
10%synergy
Cryogen Relic
8.3%inclusion1 decks12 decks
8%synergy
Atmospheric Greenhouse
8.3%inclusion1 decks12 decks
8%synergy
Larval Scoutlander
8.3%inclusion1 decks12 decks
8%synergy
Peter Parker's Camera
8.3%inclusion1 decks12 decks
8%synergy
Quicksilver Fountain
7.4%inclusion2 decks27 decks
7%synergy
Mirror Box
7.4%inclusion2 decks27 decks
4%synergy
Mithril Coat
7.4%inclusion2 decks27 decks
6%synergy
Vanquisher's Banner
7.4%inclusion2 decks27 decks
5%synergy
Whispersilk Cloak
7.4%inclusion2 decks27 decks
5%synergy
Sword of Feast and Famine
7.4%inclusion2 decks27 decks
7%synergy
Quicksilver Amulet
7.4%inclusion2 decks27 decks
7%synergy
Enchantments
Kindred Discovery
44%inclusion12 decks27 decks
35%synergy
Doubling Season
33%inclusion9 decks27 decks
23%synergy
Parallel Lives
33%inclusion9 decks27 decks
27%synergy
Exploration
26%inclusion7 decks27 decks
13%synergy
Quest for Ula's Temple
26%inclusion7 decks27 decks
23%synergy
Tribute to the World Tree
26%inclusion7 decks27 decks
20%synergy
Wild Growth
19%inclusion5 decks27 decks
10%synergy
Unnatural Growth
19%inclusion5 decks27 decks
15%synergy
Kiora Bests the Sea God
19%inclusion5 decks27 decks
17%synergy
Growing Rites of Itlimoc
19%inclusion5 decks27 decks
13%synergy
Utopia Sprawl
15%inclusion4 decks27 decks
8%synergy
Reflections of Littjara
15%inclusion4 decks27 decks
7%synergy
Propaganda
15%inclusion4 decks27 decks
8%synergy
Cryptolith Rite
11%inclusion3 decks27 decks
8%synergy
Aqueous Form
11%inclusion3 decks27 decks
7%synergy
Ominous Seas
11%inclusion3 decks27 decks
7%synergy
Wilderness Reclamation
11%inclusion3 decks27 decks
2%synergy
Earthbender Ascension
11%inclusion1 decks9 decks
9%synergy
Waterbender Ascension
11%inclusion1 decks9 decks
11%synergy
Imprisoned in the Moon
7.4%inclusion2 decks27 decks
3%synergy
Struggle for Project Purity
7.4%inclusion2 decks27 decks
7%synergy
Mystic Remora
7.4%inclusion2 decks27 decks
-7%synergy
Sylvan Library
7.4%inclusion2 decks27 decks
-1%synergy
Leyline of Anticipation
7.4%inclusion2 decks27 decks
3%synergy
Khalni Heart Expedition
7.4%inclusion2 decks27 decks
4%synergy
Primal Vigor
7.4%inclusion2 decks27 decks
4%synergy
Confiscate
7.4%inclusion2 decks27 decks
7%synergy
Concordant Crossroads
7.4%inclusion2 decks27 decks
4%synergy
Unstoppable Plan
5.9%inclusion1 decks17 decks
4%synergy
Battles
Invasion of Segovia
19%inclusion5 decks27 decks
18%synergy
Planeswalkers
Kiora, the Crashing Wave
7.4%inclusion2 decks27 decks
5%synergy
Utility Lands
Reliquary Tower
67%inclusion18 decks27 decks
17%synergy
Rogue's Passage
56%inclusion15 decks27 decks
34%synergy
Temple of the False God
41%inclusion11 decks27 decks
25%synergy
Mosswort Bridge
26%inclusion7 decks27 decks
8%synergy
Boseiju, Who Endures
22%inclusion6 decks27 decks
0%synergy
Alchemist's Refuge
19%inclusion5 decks27 decks
1%synergy
Mystic Sanctuary
15%inclusion4 decks27 decks
3%synergy
Command Beacon
15%inclusion4 decks27 decks
11%synergy
Yavimaya, Cradle of Growth
15%inclusion4 decks27 decks
-7%synergy
Mistrise Village
13%inclusion2 decks15 decks
3%synergy
Coral Atoll
11%inclusion3 decks27 decks
9%synergy
Scavenger Grounds
11%inclusion3 decks27 decks
7%synergy
Castle Garenbrig
11%inclusion3 decks27 decks
7%synergy
Eden, Seat of the Sanctum
8.3%inclusion1 decks12 decks
8%synergy
Lumbering Falls
7.4%inclusion2 decks27 decks
1%synergy
Dark Depths
7.4%inclusion2 decks27 decks
1%synergy
Three Tree City
7.4%inclusion2 decks27 decks
2%synergy
Mana Artifacts
Sol Ring
93%inclusion25 decks27 decks
12%synergy
Arcane Signet
67%inclusion18 decks27 decks
4%synergy
Simic Signet
48%inclusion13 decks27 decks
17%synergy
Thought Vessel
44%inclusion12 decks27 decks
24%synergy
Thran Dynamo
26%inclusion7 decks27 decks
23%synergy
Talisman of Curiosity
22%inclusion6 decks27 decks
0%synergy
Commander's Sphere
15%inclusion4 decks27 decks
7%synergy
Sky Diamond
7.4%inclusion2 decks27 decks
6%synergy
Fellwar Stone
7.4%inclusion2 decks27 decks
-2%synergy
Gilded Lotus
7.4%inclusion2 decks27 decks
6%synergy
Worn Powerstone
7.4%inclusion2 decks27 decks
7%synergy
Herd Heirloom
6.7%inclusion1 decks15 decks
4%synergy
Lands
Island
93%inclusion25 decks27 decks
-3%synergy
Forest
93%inclusion25 decks27 decks
-3%synergy
Command Tower
85%inclusion23 decks27 decks
0%synergy
Hinterland Harbor
67%inclusion18 decks27 decks
6%synergy
Simic Growth Chamber
52%inclusion14 decks27 decks
4%synergy
Rejuvenating Springs
48%inclusion13 decks27 decks
5%synergy
Flooded Grove
48%inclusion13 decks27 decks
6%synergy
Dreamroot Cascade
48%inclusion13 decks27 decks
5%synergy
Breeding Pool
41%inclusion11 decks27 decks
-6%synergy
Yavimaya Coast
41%inclusion11 decks27 decks
-12%synergy
Misty Rainforest
37%inclusion10 decks27 decks
6%synergy
Terramorphic Expanse
37%inclusion10 decks27 decks
17%synergy
Temple of Mystery
37%inclusion10 decks27 decks
-1%synergy
Thornwood Falls
37%inclusion10 decks27 decks
20%synergy
Vineglimmer Snarl
33%inclusion9 decks27 decks
-5%synergy
Evolving Wilds
33%inclusion9 decks27 decks
8%synergy
Myriad Landscape
30%inclusion8 decks27 decks
8%synergy
Sodden Verdure
29%inclusion2 decks7 decks
15%synergy
Barkchannel Pathway
26%inclusion7 decks27 decks
6%synergy
Willowrush Verge
24%inclusion4 decks17 decks
6%synergy
Path of Ancestry
22%inclusion6 decks27 decks
5%synergy
Exotic Orchard
19%inclusion5 decks27 decks
-5%synergy
Tangled Islet
19%inclusion5 decks27 decks
3%synergy
Overflowing Basin
19%inclusion5 decks27 decks
-2%synergy
Waterlogged Grove
19%inclusion5 decks27 decks
-1%synergy
Hedge Maze
19%inclusion5 decks27 decks
-1%synergy
Blighted Woodland
15%inclusion4 decks27 decks
8%synergy
Fabled Passage
15%inclusion4 decks27 decks
0%synergy
Snow-Covered Island
15%inclusion4 decks27 decks
9%synergy
Snow-Covered Forest
15%inclusion4 decks27 decks
9%synergy
Botanical Sanctum
15%inclusion4 decks27 decks
2%synergy
Rimewood Falls
15%inclusion4 decks27 decks
6%synergy
Bala Ged Recovery
15%inclusion4 decks27 decks
5%synergy
Tropical Island
11%inclusion3 decks27 decks
-3%synergy
Simic Guildgate
11%inclusion3 decks27 decks
1%synergy
Disciple of Freyalise
7.4%inclusion2 decks27 decks
2%synergy
Windswept Heath
7.4%inclusion2 decks27 decks
-3%synergy
Turntimber Symbiosis
7.4%inclusion2 decks27 decks
5%synergy
Verdant Catacombs
7.4%inclusion2 decks27 decks
-2%synergy
Cavern of Souls
7.4%inclusion2 decks27 decks
2%synergy
Lush Oasis
7.4%inclusion2 decks27 decks
2%synergy
Woodland Stream
7.4%inclusion2 decks27 decks
2%synergy
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