Karumonix, the Rat King (Commander) - Expensive Optimized

Karumonix, the Rat King
Rank #385
6decks
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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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Lands
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Swarmyard
100%inclusion6 decks6 decks
95%synergy
Marrow-Gnawer
83%inclusion5 decks6 decks
80%synergy
Ashcoat of the Shadow Swarm
83%inclusion5 decks6 decks
80%synergy
Ichor Rats
83%inclusion5 decks6 decks
80%synergy
Piper of the Swarm
83%inclusion5 decks6 decks
77%synergy
Ratcatcher
67%inclusion4 decks6 decks
63%synergy
Blightbelly Rat
67%inclusion4 decks6 decks
63%synergy
Thrumming Stone
67%inclusion4 decks6 decks
63%synergy
Urborg, Tomb of Yawgmoth
100%inclusion6 decks6 decks
62%synergy
Ogre Slumlord
67%inclusion4 decks6 decks
57%synergy
Top Cards
Dark Ritual
100%inclusion6 decks6 decks
33%synergy
Deadly Rollick
67%inclusion4 decks6 decks
43%synergy
Jet Medallion
67%inclusion4 decks6 decks
5%synergy
Diabolic Intent
67%inclusion4 decks6 decks
52%synergy
Grim Tutor
67%inclusion4 decks6 decks
55%synergy
Phyrexian Arena
67%inclusion4 decks6 decks
27%synergy
Game Changers
Demonic Tutor
100%inclusion6 decks6 decks
73%synergy
Vampiric Tutor
100%inclusion6 decks6 decks
79%synergy
Chrome Mox
83%inclusion5 decks6 decks
77%synergy
Imperial Seal
83%inclusion5 decks6 decks
76%synergy
Mana Vault
83%inclusion5 decks6 decks
77%synergy
Ancient Tomb
67%inclusion4 decks6 decks
55%synergy
Mox Diamond
50%inclusion3 decks6 decks
46%synergy
Bolas's Citadel
50%inclusion3 decks6 decks
21%synergy
Opposition Agent
33%inclusion2 decks6 decks
24%synergy
Grim Monolith
33%inclusion2 decks6 decks
31%synergy
Creatures
Pack Rat
50%inclusion3 decks6 decks
44%synergy
Lord Skitter, Sewer King
50%inclusion3 decks6 decks
42%synergy
Ayara, First of Locthwain
50%inclusion3 decks6 decks
24%synergy
Rat Colony
50%inclusion3 decks6 decks
45%synergy
Chittering Witch
33%inclusion2 decks6 decks
29%synergy
Lord Skitter's Butcher
33%inclusion2 decks6 decks
30%synergy
Relentless Rats
33%inclusion2 decks6 decks
32%synergy
Tangled Colony
33%inclusion2 decks6 decks
30%synergy
Nashi, Moon Sage's Scion
33%inclusion2 decks6 decks
29%synergy
Dauthi Voidwalker
33%inclusion2 decks6 decks
18%synergy
Hoarding Broodlord
17%inclusion1 decks6 decks
12%synergy
Zulaport Cutthroat
17%inclusion1 decks6 decks
-6%synergy
Mogis's Marauder
17%inclusion1 decks6 decks
16%synergy
Yawgmoth, Thran Physician
17%inclusion1 decks6 decks
7%synergy
Nezumi Bone-Reader
17%inclusion1 decks6 decks
16%synergy
Wave of Rats
17%inclusion1 decks6 decks
15%synergy
Gnat Miser
17%inclusion1 decks6 decks
14%synergy
Rancid Rats
17%inclusion1 decks6 decks
14%synergy
Crypt Rats
17%inclusion1 decks6 decks
12%synergy
Crashing Drawbridge
17%inclusion1 decks6 decks
14%synergy
Defiler of Flesh
17%inclusion1 decks6 decks
13%synergy
Ophiomancer
17%inclusion1 decks6 decks
0%synergy
Locust Miser
17%inclusion1 decks6 decks
15%synergy
Sheoldred, Whispering One
17%inclusion1 decks6 decks
5%synergy
Twisted Sewer-Witch
17%inclusion1 decks6 decks
15%synergy
Crypt Ghast
17%inclusion1 decks6 decks
-31%synergy
Changeling Outcast
17%inclusion1 decks6 decks
11%synergy
K'rrik, Son of Yawgmoth
17%inclusion1 decks6 decks
-2%synergy
Skithiryx, the Blight Dragon
17%inclusion1 decks6 decks
15%synergy
Orcish Bowmasters
17%inclusion1 decks6 decks
3%synergy
Blood Artist
17%inclusion1 decks6 decks
-15%synergy
Sheoldred, the Apocalypse
17%inclusion1 decks6 decks
2%synergy
Voracious Vermin
17%inclusion1 decks6 decks
14%synergy
Soul of New Phyrexia
17%inclusion1 decks6 decks
16%synergy
Septic Rats
17%inclusion1 decks6 decks
15%synergy
Instants
Vraska's Fall
50%inclusion3 decks6 decks
46%synergy
Culling the Weak
50%inclusion3 decks6 decks
35%synergy
Defile
33%inclusion2 decks6 decks
-4%synergy
Cabal Ritual
33%inclusion2 decks6 decks
15%synergy
Imp's Mischief
33%inclusion2 decks6 decks
9%synergy
Village Rites
33%inclusion2 decks6 decks
8%synergy
Entomb
17%inclusion1 decks6 decks
5%synergy
Deadly Dispute
17%inclusion1 decks6 decks
-8%synergy
Infernal Grasp
17%inclusion1 decks6 decks
-9%synergy
Malakir Rebirth
17%inclusion1 decks6 decks
-6%synergy
Corrupted Conviction
17%inclusion1 decks6 decks
4%synergy
Force of Despair
17%inclusion1 decks6 decks
9%synergy
Whisper of the Dross
17%inclusion1 decks6 decks
14%synergy
Saw in Half
17%inclusion1 decks6 decks
9%synergy
Nasty End
17%inclusion1 decks6 decks
13%synergy
Ad Nauseam
17%inclusion1 decks6 decks
14%synergy
Sorceries
Phyresis Outbreak
50%inclusion3 decks6 decks
48%synergy
Toxic Deluge
33%inclusion2 decks6 decks
-4%synergy
Kindred Dominance
33%inclusion2 decks6 decks
29%synergy
Infectious Inquiry
33%inclusion2 decks6 decks
30%synergy
Reanimate
33%inclusion2 decks6 decks
-6%synergy
Drown in Ichor
33%inclusion2 decks6 decks
29%synergy
Plague of Vermin
33%inclusion2 decks6 decks
31%synergy
Diabolic Tutor
17%inclusion1 decks6 decks
2%synergy
Feed the Swarm
17%inclusion1 decks6 decks
-34%synergy
Read the Bones
17%inclusion1 decks6 decks
-1%synergy
Night's Whisper
17%inclusion1 decks6 decks
-8%synergy
Caress of Phyrexia
17%inclusion1 decks6 decks
16%synergy
Damnation
17%inclusion1 decks6 decks
-4%synergy
Secret Salvage
17%inclusion1 decks6 decks
15%synergy
Torment of Hailfire
17%inclusion1 decks6 decks
1%synergy
Feed the Infection
17%inclusion1 decks6 decks
16%synergy
Mutilate
17%inclusion1 decks6 decks
-1%synergy
Living Death
17%inclusion1 decks6 decks
6%synergy
Sign in Blood
17%inclusion1 decks6 decks
-19%synergy
Victimize
17%inclusion1 decks6 decks
-10%synergy
Forever Young
17%inclusion1 decks6 decks
15%synergy
Echoing Return
17%inclusion1 decks6 decks
14%synergy
Utility Artifacts
Bontu's Monument
50%inclusion3 decks6 decks
22%synergy
Herald's Horn
33%inclusion2 decks6 decks
28%synergy
Swiftfoot Boots
33%inclusion2 decks6 decks
2%synergy
Sensei's Divining Top
33%inclusion2 decks6 decks
25%synergy
Aetherflux Reservoir
33%inclusion2 decks6 decks
24%synergy
Skullclamp
33%inclusion2 decks6 decks
12%synergy
Lightning Greaves
33%inclusion2 decks6 decks
0%synergy
Wayfarer's Bauble
17%inclusion1 decks6 decks
1%synergy
Contagion Clasp
17%inclusion1 decks6 decks
14%synergy
Vanquisher's Banner
17%inclusion1 decks6 decks
13%synergy
Tarrian's Journal
17%inclusion1 decks6 decks
15%synergy
Altar of the Brood
17%inclusion1 decks6 decks
15%synergy
Basilisk Collar
17%inclusion1 decks6 decks
14%synergy
Cloud Key
17%inclusion1 decks6 decks
15%synergy
Shadowspear
17%inclusion1 decks6 decks
13%synergy
Door of Destinies
17%inclusion1 decks6 decks
14%synergy
Sword of the Paruns
17%inclusion1 decks6 decks
16%synergy
Grafted Exoskeleton
17%inclusion1 decks6 decks
16%synergy
Defense Grid
17%inclusion1 decks6 decks
14%synergy
Oblivion Stone
17%inclusion1 decks6 decks
16%synergy
The One Ring
17%inclusion1 decks6 decks
7%synergy
Contagion Engine
17%inclusion1 decks6 decks
15%synergy
Ashnod's Altar
17%inclusion1 decks6 decks
-3%synergy
Nim Deathmantle
17%inclusion1 decks6 decks
14%synergy
Thornbite Staff
17%inclusion1 decks6 decks
14%synergy
Enchantments
Animate Dead
50%inclusion3 decks6 decks
32%synergy
The Meathook Massacre
33%inclusion2 decks6 decks
16%synergy
Contamination
33%inclusion2 decks6 decks
30%synergy
Grave Pact
33%inclusion2 decks6 decks
14%synergy
Oversold Cemetery
33%inclusion2 decks6 decks
28%synergy
Necrogen Communion
33%inclusion2 decks6 decks
31%synergy
Haunted One
17%inclusion1 decks6 decks
14%synergy
Dictate of Erebos
17%inclusion1 decks6 decks
6%synergy
Carnival of Souls
17%inclusion1 decks6 decks
16%synergy
No Mercy
17%inclusion1 decks6 decks
9%synergy
Black Market Connections
17%inclusion1 decks6 decks
-7%synergy
Case of the Stashed Skeleton
17%inclusion1 decks6 decks
15%synergy
Bitterblossom
17%inclusion1 decks6 decks
4%synergy
Black Market
17%inclusion1 decks6 decks
-4%synergy
Tribute to Horobi
17%inclusion1 decks6 decks
16%synergy
Planeswalkers
Vraska, Betrayal's Sting
33%inclusion2 decks6 decks
31%synergy
Karn, the Great Creator
17%inclusion1 decks6 decks
16%synergy
Ugin, the Spirit Dragon
17%inclusion1 decks6 decks
16%synergy
Utility Lands
Cabal Coffers
83%inclusion5 decks6 decks
28%synergy
Bojuka Bog
67%inclusion4 decks6 decks
20%synergy
Phyrexian Tower
67%inclusion4 decks6 decks
42%synergy
Karn's Bastion
50%inclusion3 decks6 decks
46%synergy
Takenuma, Abandoned Mire
33%inclusion2 decks6 decks
18%synergy
Mudflat Village
33%inclusion2 decks6 decks
31%synergy
Three Tree City
33%inclusion2 decks6 decks
29%synergy
Cabal Stronghold
33%inclusion2 decks6 decks
-2%synergy
Witch's Cottage
33%inclusion2 decks6 decks
9%synergy
Volrath's Stronghold
33%inclusion2 decks6 decks
30%synergy
Nykthos, Shrine to Nyx
33%inclusion2 decks6 decks
4%synergy
Buried Ruin
17%inclusion1 decks6 decks
11%synergy
Urza's Saga
17%inclusion1 decks6 decks
9%synergy
Mutavault
17%inclusion1 decks6 decks
16%synergy
Boseiju, Who Shelters All
17%inclusion1 decks6 decks
15%synergy
Castle Locthwain
17%inclusion1 decks6 decks
-1%synergy
Barren Moor
17%inclusion1 decks6 decks
7%synergy
Emergence Zone
17%inclusion1 decks6 decks
13%synergy
Mana Artifacts
Arcane Signet
83%inclusion5 decks6 decks
21%synergy
Sol Ring
83%inclusion5 decks6 decks
-3%synergy
Lotus Petal
33%inclusion2 decks6 decks
26%synergy
Glistening Sphere
17%inclusion1 decks6 decks
15%synergy
Throne of Eldraine
17%inclusion1 decks6 decks
6%synergy
Caged Sun
17%inclusion1 decks6 decks
5%synergy
Staff of Compleation
17%inclusion1 decks6 decks
15%synergy
Mox Amber
17%inclusion1 decks6 decks
12%synergy
Mox Opal
17%inclusion1 decks6 decks
13%synergy
Lands
Swamp
67%inclusion4 decks6 decks
-28%synergy
Snow-Covered Swamp
33%inclusion2 decks6 decks
27%synergy
Cavern of Souls
33%inclusion2 decks6 decks
27%synergy
Malakir Rebirth
17%inclusion1 decks6 decks
-6%synergy
Path of Ancestry
17%inclusion1 decks6 decks
12%synergy
Myriad Landscape
17%inclusion1 decks6 decks
-9%synergy
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