Karumonix, the Rat King (Commander) - Expensive Optimized

Karumonix, the Rat King
Rank #383
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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Swarmyard
100%inclusion6 decks6 decks
94%synergy
Marrow-Gnawer
83%inclusion5 decks6 decks
80%synergy
Ashcoat of the Shadow Swarm
83%inclusion5 decks6 decks
80%synergy
Piper of the Swarm
83%inclusion5 decks6 decks
76%synergy
Phyresis Outbreak
67%inclusion4 decks6 decks
65%synergy
Ichor Rats
67%inclusion4 decks6 decks
64%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
Top Cards
Dark Ritual
100%inclusion6 decks6 decks
33%synergy
Deadly Rollick
83%inclusion5 decks6 decks
59%synergy
Ogre Slumlord
67%inclusion4 decks6 decks
57%synergy
Grim Tutor
67%inclusion4 decks6 decks
55%synergy
Rat Colony
67%inclusion4 decks6 decks
61%synergy
Phyrexian Arena
67%inclusion4 decks6 decks
27%synergy
Game Changers
Demonic Tutor
100%inclusion6 decks6 decks
73%synergy
Imperial Seal
100%inclusion6 decks6 decks
93%synergy
Vampiric Tutor
100%inclusion6 decks6 decks
79%synergy
Mana Vault
67%inclusion4 decks6 decks
60%synergy
Mox Diamond
67%inclusion4 decks6 decks
63%synergy
Ancient Tomb
67%inclusion4 decks6 decks
55%synergy
Bolas's Citadel
67%inclusion4 decks6 decks
38%synergy
Chrome Mox
67%inclusion4 decks6 decks
61%synergy
Ad Nauseam
33%inclusion2 decks6 decks
31%synergy
Opposition Agent
33%inclusion2 decks6 decks
24%synergy
Creatures
Lord Skitter, Sewer King
50%inclusion3 decks6 decks
42%synergy
Ayara, First of Locthwain
50%inclusion3 decks6 decks
24%synergy
Lord Skitter's Butcher
33%inclusion2 decks6 decks
30%synergy
Locust Miser
33%inclusion2 decks6 decks
32%synergy
Gnat Miser
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
Tangled Colony
33%inclusion2 decks6 decks
30%synergy
Pack Rat
33%inclusion2 decks6 decks
27%synergy
Chittering Witch
33%inclusion2 decks6 decks
29%synergy
Hoarding Broodlord
17%inclusion1 decks6 decks
12%synergy
Sheoldred, the Apocalypse
17%inclusion1 decks6 decks
2%synergy
Crypt Ghast
17%inclusion1 decks6 decks
-31%synergy
Wave of Rats
17%inclusion1 decks6 decks
15%synergy
Rancid Rats
17%inclusion1 decks6 decks
14%synergy
Old Flitterfang
17%inclusion1 decks6 decks
15%synergy
Crypt Rats
17%inclusion1 decks6 decks
12%synergy
Blood Artist
17%inclusion1 decks6 decks
-15%synergy
Defiler of Flesh
17%inclusion1 decks6 decks
13%synergy
Ophiomancer
17%inclusion1 decks6 decks
0%synergy
Zulaport Cutthroat
17%inclusion1 decks6 decks
-6%synergy
Mogis's Marauder
17%inclusion1 decks6 decks
16%synergy
Skithiryx, the Blight Dragon
17%inclusion1 decks6 decks
15%synergy
Relentless Rats
17%inclusion1 decks6 decks
15%synergy
Crashing Drawbridge
17%inclusion1 decks6 decks
14%synergy
Ruthless Radrat
17%inclusion1 decks6 decks
16%synergy
Roaming Throne
17%inclusion1 decks6 decks
14%synergy
Throat Slitter
17%inclusion1 decks6 decks
15%synergy
Voracious Vermin
17%inclusion1 decks6 decks
14%synergy
Twisted Sewer-Witch
17%inclusion1 decks6 decks
15%synergy
Yawgmoth, Thran Physician
17%inclusion1 decks6 decks
7%synergy
Septic Rats
17%inclusion1 decks6 decks
15%synergy
K'rrik, Son of Yawgmoth
17%inclusion1 decks6 decks
-2%synergy
Orcish Bowmasters
17%inclusion1 decks6 decks
3%synergy
Instants
Vraska's Fall
50%inclusion3 decks6 decks
47%synergy
Culling the Weak
50%inclusion3 decks6 decks
34%synergy
Village Rites
33%inclusion2 decks6 decks
8%synergy
Cabal Ritual
33%inclusion2 decks6 decks
15%synergy
Force of Despair
17%inclusion1 decks6 decks
9%synergy
Whisper of the Dross
17%inclusion1 decks6 decks
14%synergy
Foul-Tongue Shriek
17%inclusion1 decks6 decks
15%synergy
Malakir Rebirth
17%inclusion1 decks6 decks
-6%synergy
Corrupted Conviction
17%inclusion1 decks6 decks
4%synergy
Nasty End
17%inclusion1 decks6 decks
13%synergy
Tragic Slip
17%inclusion1 decks6 decks
-3%synergy
Imp's Mischief
17%inclusion1 decks6 decks
-8%synergy
Deadly Dispute
17%inclusion1 decks6 decks
-9%synergy
Murder
17%inclusion1 decks6 decks
6%synergy
Entomb
17%inclusion1 decks6 decks
5%synergy
Defile
17%inclusion1 decks6 decks
-20%synergy
Infernal Grasp
17%inclusion1 decks6 decks
-9%synergy
Saw in Half
17%inclusion1 decks6 decks
9%synergy
Sorceries
Day of Black Sun
100%inclusion1 decks1 decks
98%synergy
Bloodline Bidding
100%inclusion1 decks1 decks
95%synergy
Diabolic Intent
50%inclusion3 decks6 decks
35%synergy
Reanimate
50%inclusion3 decks6 decks
10%synergy
Drown in Ichor
50%inclusion3 decks6 decks
46%synergy
Toxic Deluge
33%inclusion2 decks6 decks
-4%synergy
Infectious Inquiry
33%inclusion2 decks6 decks
31%synergy
Kindred Dominance
33%inclusion2 decks6 decks
29%synergy
Plague of Vermin
33%inclusion2 decks6 decks
31%synergy
Forever Young
17%inclusion1 decks6 decks
15%synergy
Feed the Infection
17%inclusion1 decks6 decks
16%synergy
Living Death
17%inclusion1 decks6 decks
6%synergy
Sign in Blood
17%inclusion1 decks6 decks
-19%synergy
Damnation
17%inclusion1 decks6 decks
-4%synergy
Rise of the Dark Realms
17%inclusion1 decks6 decks
4%synergy
Revenge of the Rats
17%inclusion1 decks6 decks
14%synergy
Read the Bones
17%inclusion1 decks6 decks
-1%synergy
Night's Whisper
17%inclusion1 decks6 decks
-8%synergy
Secret Salvage
17%inclusion1 decks6 decks
15%synergy
Diabolic Tutor
17%inclusion1 decks6 decks
2%synergy
Victimize
17%inclusion1 decks6 decks
-10%synergy
Feed the Swarm
17%inclusion1 decks6 decks
-34%synergy
Sinkhole
17%inclusion1 decks6 decks
16%synergy
Mutilate
17%inclusion1 decks6 decks
-1%synergy
Caress of Phyrexia
17%inclusion1 decks6 decks
16%synergy
Utility Artifacts
Chronicle of Victory
100%inclusion1 decks1 decks
97%synergy
Bontu's Monument
50%inclusion3 decks6 decks
22%synergy
Jet Medallion
50%inclusion3 decks6 decks
-11%synergy
Aetherflux Reservoir
33%inclusion2 decks6 decks
24%synergy
The One Ring
33%inclusion2 decks6 decks
24%synergy
Lightning Greaves
33%inclusion2 decks6 decks
0%synergy
Sensei's Divining Top
33%inclusion2 decks6 decks
25%synergy
Swiftfoot Boots
33%inclusion2 decks6 decks
2%synergy
The Darkness Crystal
25%inclusion1 decks4 decks
5%synergy
Contagion Engine
17%inclusion1 decks6 decks
15%synergy
Shadowspear
17%inclusion1 decks6 decks
13%synergy
Door of Destinies
17%inclusion1 decks6 decks
14%synergy
Tarrian's Journal
17%inclusion1 decks6 decks
15%synergy
Altar of the Brood
17%inclusion1 decks6 decks
15%synergy
Grafted Exoskeleton
17%inclusion1 decks6 decks
16%synergy
Basilisk Collar
17%inclusion1 decks6 decks
14%synergy
Defense Grid
17%inclusion1 decks6 decks
14%synergy
Oblivion Stone
17%inclusion1 decks6 decks
16%synergy
Ashnod's Altar
17%inclusion1 decks6 decks
-3%synergy
Herald's Horn
17%inclusion1 decks6 decks
11%synergy
Cloud Key
17%inclusion1 decks6 decks
15%synergy
Wayfarer's Bauble
17%inclusion1 decks6 decks
1%synergy
Contagion Clasp
17%inclusion1 decks6 decks
14%synergy
Coat of Arms
17%inclusion1 decks6 decks
14%synergy
Skullclamp
17%inclusion1 decks6 decks
-5%synergy
Nim Deathmantle
17%inclusion1 decks6 decks
14%synergy
Banner of Kinship
17%inclusion1 decks6 decks
14%synergy
Vanquisher's Banner
17%inclusion1 decks6 decks
13%synergy
Sword of the Paruns
17%inclusion1 decks6 decks
16%synergy
Thornbite Staff
17%inclusion1 decks6 decks
14%synergy
Enchantments
Animate Dead
50%inclusion3 decks6 decks
33%synergy
Grave Pact
33%inclusion2 decks6 decks
14%synergy
Necrogen Communion
33%inclusion2 decks6 decks
31%synergy
The Meathook Massacre
33%inclusion2 decks6 decks
16%synergy
Black Market
33%inclusion2 decks6 decks
12%synergy
Contamination
33%inclusion2 decks6 decks
30%synergy
Black Market Connections
33%inclusion2 decks6 decks
10%synergy
Oversold Cemetery
33%inclusion2 decks6 decks
28%synergy
Haunted One
17%inclusion1 decks6 decks
14%synergy
Cover of Darkness
17%inclusion1 decks6 decks
14%synergy
Case of the Stashed Skeleton
17%inclusion1 decks6 decks
15%synergy
Tribute to Horobi
17%inclusion1 decks6 decks
16%synergy
Carnival of Souls
17%inclusion1 decks6 decks
16%synergy
Bad Moon
17%inclusion1 decks6 decks
13%synergy
Dictate of Erebos
17%inclusion1 decks6 decks
6%synergy
Phyresis
17%inclusion1 decks6 decks
15%synergy
No Mercy
17%inclusion1 decks6 decks
9%synergy
Bitterblossom
17%inclusion1 decks6 decks
4%synergy
Planeswalkers
Vraska, Betrayal's Sting
50%inclusion3 decks6 decks
47%synergy
Karn, the Great Creator
17%inclusion1 decks6 decks
16%synergy
Ugin, the Spirit Dragon
17%inclusion1 decks6 decks
16%synergy
Utility Lands
Realm of Koh
100%inclusion1 decks1 decks
97%synergy
Cabal Coffers
83%inclusion5 decks6 decks
28%synergy
Bojuka Bog
67%inclusion4 decks6 decks
20%synergy
Phyrexian Tower
67%inclusion4 decks6 decks
42%synergy
Mudflat Village
50%inclusion3 decks6 decks
47%synergy
Nykthos, Shrine to Nyx
50%inclusion3 decks6 decks
20%synergy
Three Tree City
50%inclusion3 decks6 decks
45%synergy
Karn's Bastion
50%inclusion3 decks6 decks
46%synergy
Volrath's Stronghold
33%inclusion2 decks6 decks
30%synergy
Mortuary Mire
17%inclusion1 decks6 decks
3%synergy
Boseiju, Who Shelters All
17%inclusion1 decks6 decks
15%synergy
Vesuva
17%inclusion1 decks6 decks
14%synergy
Witch's Cottage
17%inclusion1 decks6 decks
-8%synergy
Field of the Dead
17%inclusion1 decks6 decks
15%synergy
Takenuma, Abandoned Mire
17%inclusion1 decks6 decks
1%synergy
Castle Locthwain
17%inclusion1 decks6 decks
0%synergy
Cabal Stronghold
17%inclusion1 decks6 decks
-18%synergy
Urza's Saga
17%inclusion1 decks6 decks
9%synergy
Emergence Zone
17%inclusion1 decks6 decks
13%synergy
Reliquary Tower
17%inclusion1 decks6 decks
-14%synergy
Mutavault
17%inclusion1 decks6 decks
16%synergy
Strip Mine
17%inclusion1 decks6 decks
14%synergy
Mana Artifacts
Sol Ring
83%inclusion5 decks6 decks
-3%synergy
Arcane Signet
67%inclusion4 decks6 decks
5%synergy
Lotus Petal
33%inclusion2 decks6 decks
26%synergy
Staff of Compleation
17%inclusion1 decks6 decks
15%synergy
Mox Amber
17%inclusion1 decks6 decks
12%synergy
Caged Sun
17%inclusion1 decks6 decks
5%synergy
Grim Monolith
17%inclusion1 decks6 decks
14%synergy
Glistening Sphere
17%inclusion1 decks6 decks
15%synergy
Patchwork Banner
17%inclusion1 decks6 decks
12%synergy
Throne of Eldraine
17%inclusion1 decks6 decks
7%synergy
Mox Opal
17%inclusion1 decks6 decks
13%synergy
Lands
Swamp
83%inclusion5 decks6 decks
-12%synergy
Cavern of Souls
50%inclusion3 decks6 decks
43%synergy
Command Tower
17%inclusion1 decks6 decks
11%synergy
Exotic Orchard
17%inclusion1 decks6 decks
15%synergy
Reflecting Pool
17%inclusion1 decks6 decks
17%synergy
Malakir Rebirth
17%inclusion1 decks6 decks
-6%synergy
Path of Ancestry
17%inclusion1 decks6 decks
12%synergy
Snow-Covered Swamp
17%inclusion1 decks6 decks
10%synergy
Gemstone Caverns
17%inclusion1 decks6 decks
12%synergy
Unclaimed Territory
17%inclusion1 decks6 decks
17%synergy
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