Karumonix, the Rat King (Commander) - Expensive Optimized

Karumonix, the Rat King
Rank #387
5decks
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Background image for The Top 40 Monocolored Commanders
Chris Guest
Aug 7, 2025
Chris Guest
The Top 40 Monocolored Commanders
What are the most popular monocolored commanders of all time? Let's look at the 40 most played, according to EDHREC.
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Swarmyard
100%inclusion5 decks5 decks
95%synergy
Marrow-Gnawer
80%inclusion4 decks5 decks
77%synergy
Ashcoat of the Shadow Swarm
80%inclusion4 decks5 decks
77%synergy
Ichor Rats
80%inclusion4 decks5 decks
77%synergy
Piper of the Swarm
80%inclusion4 decks5 decks
73%synergy
Grim Tutor
80%inclusion4 decks5 decks
68%synergy
Urborg, Tomb of Yawgmoth
100%inclusion5 decks5 decks
62%synergy
Deadly Rollick
80%inclusion4 decks5 decks
56%synergy
Phyrexian Tower
80%inclusion4 decks5 decks
55%synergy
Phyrexian Arena
80%inclusion4 decks5 decks
40%synergy
Top Cards
Dark Ritual
100%inclusion5 decks5 decks
33%synergy
Game Changers
Imperial Seal
100%inclusion5 decks5 decks
93%synergy
Demonic Tutor
100%inclusion5 decks5 decks
73%synergy
Vampiric Tutor
100%inclusion5 decks5 decks
79%synergy
Mana Vault
80%inclusion4 decks5 decks
73%synergy
Chrome Mox
80%inclusion4 decks5 decks
74%synergy
Ancient Tomb
60%inclusion3 decks5 decks
48%synergy
Bolas's Citadel
60%inclusion3 decks5 decks
31%synergy
Mox Diamond
60%inclusion3 decks5 decks
56%synergy
Opposition Agent
40%inclusion2 decks5 decks
30%synergy
Grim Monolith
20%inclusion1 decks5 decks
17%synergy
Creatures
Ogre Slumlord
60%inclusion3 decks5 decks
50%synergy
Ayara, First of Locthwain
60%inclusion3 decks5 decks
34%synergy
Blightbelly Rat
60%inclusion3 decks5 decks
56%synergy
Ratcatcher
60%inclusion3 decks5 decks
57%synergy
Rat Colony
60%inclusion3 decks5 decks
55%synergy
Tangled Colony
40%inclusion2 decks5 decks
37%synergy
Pack Rat
40%inclusion2 decks5 decks
34%synergy
Lord Skitter, Sewer King
40%inclusion2 decks5 decks
32%synergy
Chittering Witch
40%inclusion2 decks5 decks
35%synergy
Dauthi Voidwalker
40%inclusion2 decks5 decks
24%synergy
Crypt Rats
20%inclusion1 decks5 decks
15%synergy
Relentless Rats
20%inclusion1 decks5 decks
18%synergy
Hoarding Broodlord
20%inclusion1 decks5 decks
16%synergy
Sheoldred, the Apocalypse
20%inclusion1 decks5 decks
5%synergy
Blood Artist
20%inclusion1 decks5 decks
-12%synergy
Defiler of Flesh
20%inclusion1 decks5 decks
16%synergy
Ophiomancer
20%inclusion1 decks5 decks
4%synergy
Locust Miser
20%inclusion1 decks5 decks
18%synergy
Zulaport Cutthroat
20%inclusion1 decks5 decks
-3%synergy
Crashing Drawbridge
20%inclusion1 decks5 decks
18%synergy
Yawgmoth, Thran Physician
20%inclusion1 decks5 decks
10%synergy
Lord Skitter's Butcher
20%inclusion1 decks5 decks
17%synergy
Nashi, Moon Sage's Scion
20%inclusion1 decks5 decks
16%synergy
Septic Rats
20%inclusion1 decks5 decks
18%synergy
K'rrik, Son of Yawgmoth
20%inclusion1 decks5 decks
1%synergy
Wave of Rats
20%inclusion1 decks5 decks
18%synergy
Rancid Rats
20%inclusion1 decks5 decks
17%synergy
Orcish Bowmasters
20%inclusion1 decks5 decks
7%synergy
Mogis's Marauder
20%inclusion1 decks5 decks
19%synergy
Voracious Vermin
20%inclusion1 decks5 decks
17%synergy
Twisted Sewer-Witch
20%inclusion1 decks5 decks
18%synergy
Crypt Ghast
20%inclusion1 decks5 decks
-28%synergy
Gnat Miser
20%inclusion1 decks5 decks
17%synergy
Skithiryx, the Blight Dragon
20%inclusion1 decks5 decks
18%synergy
Instants
Culling the Weak
60%inclusion3 decks5 decks
45%synergy
Vraska's Fall
60%inclusion3 decks5 decks
56%synergy
Village Rites
40%inclusion2 decks5 decks
15%synergy
Cabal Ritual
40%inclusion2 decks5 decks
22%synergy
Force of Despair
20%inclusion1 decks5 decks
12%synergy
Entomb
20%inclusion1 decks5 decks
8%synergy
Whisper of the Dross
20%inclusion1 decks5 decks
17%synergy
Imp's Mischief
20%inclusion1 decks5 decks
-4%synergy
Deadly Dispute
20%inclusion1 decks5 decks
-5%synergy
Defile
20%inclusion1 decks5 decks
-17%synergy
Ad Nauseam
20%inclusion1 decks5 decks
17%synergy
Infernal Grasp
20%inclusion1 decks5 decks
-5%synergy
Malakir Rebirth
20%inclusion1 decks5 decks
-3%synergy
Corrupted Conviction
20%inclusion1 decks5 decks
8%synergy
Nasty End
20%inclusion1 decks5 decks
17%synergy
Saw in Half
20%inclusion1 decks5 decks
12%synergy
Sorceries
Diabolic Intent
60%inclusion3 decks5 decks
45%synergy
Phyresis Outbreak
60%inclusion3 decks5 decks
58%synergy
Infectious Inquiry
40%inclusion2 decks5 decks
37%synergy
Drown in Ichor
40%inclusion2 decks5 decks
36%synergy
Reanimate
40%inclusion2 decks5 decks
1%synergy
Toxic Deluge
40%inclusion2 decks5 decks
3%synergy
Plague of Vermin
40%inclusion2 decks5 decks
38%synergy
Diabolic Tutor
20%inclusion1 decks5 decks
5%synergy
Victimize
20%inclusion1 decks5 decks
-6%synergy
Feed the Infection
20%inclusion1 decks5 decks
19%synergy
Feed the Swarm
20%inclusion1 decks5 decks
-31%synergy
Read the Bones
20%inclusion1 decks5 decks
3%synergy
Night's Whisper
20%inclusion1 decks5 decks
-5%synergy
Forever Young
20%inclusion1 decks5 decks
18%synergy
Sign in Blood
20%inclusion1 decks5 decks
-16%synergy
Kindred Dominance
20%inclusion1 decks5 decks
15%synergy
Damnation
20%inclusion1 decks5 decks
-1%synergy
Mutilate
20%inclusion1 decks5 decks
2%synergy
Caress of Phyrexia
20%inclusion1 decks5 decks
19%synergy
Living Death
20%inclusion1 decks5 decks
10%synergy
Secret Salvage
20%inclusion1 decks5 decks
19%synergy
Utility Artifacts
Jet Medallion
60%inclusion3 decks5 decks
-1%synergy
Thrumming Stone
60%inclusion3 decks5 decks
56%synergy
Sensei's Divining Top
40%inclusion2 decks5 decks
32%synergy
Aetherflux Reservoir
40%inclusion2 decks5 decks
30%synergy
Swiftfoot Boots
40%inclusion2 decks5 decks
8%synergy
Bontu's Monument
40%inclusion2 decks5 decks
12%synergy
Lightning Greaves
40%inclusion2 decks5 decks
6%synergy
Defense Grid
20%inclusion1 decks5 decks
18%synergy
Cloud Key
20%inclusion1 decks5 decks
18%synergy
Wayfarer's Bauble
20%inclusion1 decks5 decks
4%synergy
Ashnod's Altar
20%inclusion1 decks5 decks
0%synergy
Skullclamp
20%inclusion1 decks5 decks
-1%synergy
Oblivion Stone
20%inclusion1 decks5 decks
19%synergy
Shadowspear
20%inclusion1 decks5 decks
16%synergy
The One Ring
20%inclusion1 decks5 decks
10%synergy
Tarrian's Journal
20%inclusion1 decks5 decks
18%synergy
Contagion Clasp
20%inclusion1 decks5 decks
18%synergy
Herald's Horn
20%inclusion1 decks5 decks
15%synergy
Contagion Engine
20%inclusion1 decks5 decks
18%synergy
Altar of the Brood
20%inclusion1 decks5 decks
18%synergy
Sword of the Paruns
20%inclusion1 decks5 decks
20%synergy
Thornbite Staff
20%inclusion1 decks5 decks
17%synergy
Basilisk Collar
20%inclusion1 decks5 decks
17%synergy
Nim Deathmantle
20%inclusion1 decks5 decks
17%synergy
Grafted Exoskeleton
20%inclusion1 decks5 decks
19%synergy
Door of Destinies
20%inclusion1 decks5 decks
18%synergy
Enchantments
Animate Dead
60%inclusion3 decks5 decks
42%synergy
The Meathook Massacre
40%inclusion2 decks5 decks
23%synergy
Contamination
40%inclusion2 decks5 decks
37%synergy
Grave Pact
40%inclusion2 decks5 decks
21%synergy
Oversold Cemetery
40%inclusion2 decks5 decks
35%synergy
Necrogen Communion
40%inclusion2 decks5 decks
38%synergy
Black Market
20%inclusion1 decks5 decks
-1%synergy
Case of the Stashed Skeleton
20%inclusion1 decks5 decks
18%synergy
Haunted One
20%inclusion1 decks5 decks
17%synergy
Carnival of Souls
20%inclusion1 decks5 decks
19%synergy
No Mercy
20%inclusion1 decks5 decks
13%synergy
Dictate of Erebos
20%inclusion1 decks5 decks
9%synergy
Tribute to Horobi
20%inclusion1 decks5 decks
19%synergy
Black Market Connections
20%inclusion1 decks5 decks
-4%synergy
Bitterblossom
20%inclusion1 decks5 decks
7%synergy
Planeswalkers
Vraska, Betrayal's Sting
40%inclusion2 decks5 decks
37%synergy
Karn, the Great Creator
20%inclusion1 decks5 decks
19%synergy
Ugin, the Spirit Dragon
20%inclusion1 decks5 decks
20%synergy
Utility Lands
Cabal Coffers
80%inclusion4 decks5 decks
25%synergy
Bojuka Bog
60%inclusion3 decks5 decks
13%synergy
Karn's Bastion
60%inclusion3 decks5 decks
56%synergy
Volrath's Stronghold
40%inclusion2 decks5 decks
36%synergy
Nykthos, Shrine to Nyx
40%inclusion2 decks5 decks
10%synergy
Mudflat Village
40%inclusion2 decks5 decks
37%synergy
Three Tree City
40%inclusion2 decks5 decks
36%synergy
Cabal Stronghold
20%inclusion1 decks5 decks
-15%synergy
Urza's Saga
20%inclusion1 decks5 decks
12%synergy
Mutavault
20%inclusion1 decks5 decks
19%synergy
Witch's Cottage
20%inclusion1 decks5 decks
-5%synergy
Emergence Zone
20%inclusion1 decks5 decks
17%synergy
Boseiju, Who Shelters All
20%inclusion1 decks5 decks
19%synergy
Takenuma, Abandoned Mire
20%inclusion1 decks5 decks
4%synergy
Mana Artifacts
Arcane Signet
80%inclusion4 decks5 decks
18%synergy
Sol Ring
80%inclusion4 decks5 decks
-6%synergy
Lotus Petal
40%inclusion2 decks5 decks
33%synergy
Caged Sun
20%inclusion1 decks5 decks
8%synergy
Staff of Compleation
20%inclusion1 decks5 decks
18%synergy
Glistening Sphere
20%inclusion1 decks5 decks
19%synergy
Throne of Eldraine
20%inclusion1 decks5 decks
10%synergy
Mox Amber
20%inclusion1 decks5 decks
16%synergy
Mox Opal
20%inclusion1 decks5 decks
17%synergy
Lands
Swamp
80%inclusion4 decks5 decks
-15%synergy
Cavern of Souls
40%inclusion2 decks5 decks
33%synergy
Malakir Rebirth
20%inclusion1 decks5 decks
-3%synergy
Snow-Covered Swamp
20%inclusion1 decks5 decks
13%synergy
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