Karumonix, the Rat King (Commander) - Upgraded Rats

Karumonix, the Rat King
Rank #385
15decks
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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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Utility Artifacts
Enchantments
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Utility Lands
Mana Artifacts
Lands
Back to Top
Shredder's Technique
50%inclusion2 decks4 decks
48%synergy
Bloodline Bidding
33%inclusion2 decks6 decks
30%synergy
Rat King, Pale Piper
33%inclusion1 decks3 decks
30%synergy
Big Apple, 3 a.m.
33%inclusion1 decks3 decks
32%synergy
Rat King, Verminister
20%inclusion1 decks5 decks
18%synergy
High Synergy Cards
Ichor Rats
93%inclusion14 decks15 decks
90%synergy
Blightbelly Rat
93%inclusion14 decks15 decks
90%synergy
Infectious Inquiry
87%inclusion13 decks15 decks
84%synergy
Marrow-Gnawer
87%inclusion13 decks15 decks
84%synergy
Pack Rat
87%inclusion13 decks15 decks
81%synergy
Piper of the Swarm
87%inclusion13 decks15 decks
80%synergy
Lord Skitter, Sewer King
87%inclusion13 decks15 decks
79%synergy
Vraska's Fall
80%inclusion12 decks15 decks
76%synergy
Karn's Bastion
80%inclusion12 decks15 decks
76%synergy
Septic Rats
73%inclusion11 decks15 decks
71%synergy
Top Cards
Ogre Slumlord
73%inclusion11 decks15 decks
64%synergy
Dark Ritual
73%inclusion11 decks15 decks
7%synergy
Crypt Rats
67%inclusion10 decks15 decks
62%synergy
Go for the Throat
67%inclusion10 decks15 decks
43%synergy
Tangled Colony
67%inclusion10 decks15 decks
63%synergy
Herald's Horn
67%inclusion10 decks15 decks
61%synergy
Drown in Ichor
67%inclusion10 decks15 decks
63%synergy
Stronghold Rats
67%inclusion10 decks15 decks
63%synergy
Burglar Rat
60%inclusion9 decks15 decks
49%synergy
Bontu's Monument
60%inclusion9 decks15 decks
32%synergy
Game Changers
Vampiric Tutor
40%inclusion6 decks15 decks
19%synergy
Demonic Tutor
33%inclusion5 decks15 decks
6%synergy
Opposition Agent
6.7%inclusion1 decks15 decks
-3%synergy
Bolas's Citadel
6.7%inclusion1 decks15 decks
-22%synergy
Ad Nauseam
6.7%inclusion1 decks15 decks
4%synergy
Orcish Bowmasters
6.7%inclusion1 decks15 decks
-7%synergy
Creatures
Typhoid Rats
60%inclusion9 decks15 decks
56%synergy
Rancid Rats
60%inclusion9 decks15 decks
57%synergy
Rat Colony
60%inclusion9 decks15 decks
55%synergy
Lord Skitter's Butcher
53%inclusion8 decks15 decks
50%synergy
Persistent Marshstalker
53%inclusion8 decks15 decks
50%synergy
Chittering Skitterling
53%inclusion8 decks15 decks
52%synergy
Voracious Vermin
53%inclusion8 decks15 decks
50%synergy
Nezumi Informant
53%inclusion8 decks15 decks
46%synergy
Ratcatcher
53%inclusion8 decks15 decks
50%synergy
Gnat Miser
53%inclusion8 decks15 decks
50%synergy
Ayara, First of Locthwain
47%inclusion7 decks15 decks
21%synergy
Ashcoat of the Shadow Swarm
47%inclusion7 decks15 decks
44%synergy
Ink-Eyes, Servant of Oni
40%inclusion6 decks15 decks
37%synergy
Nashi, Moon Sage's Scion
40%inclusion6 decks15 decks
36%synergy
Gray Merchant of Asphodel
33%inclusion5 decks15 decks
-18%synergy
Throat Slitter
33%inclusion5 decks15 decks
31%synergy
Swarm of Rats
33%inclusion5 decks15 decks
31%synergy
Chittering Witch
33%inclusion5 decks15 decks
29%synergy
Pestilence Rats
33%inclusion5 decks15 decks
31%synergy
Bog Rats
27%inclusion4 decks15 decks
26%synergy
Crypt Ghast
27%inclusion4 decks15 decks
-21%synergy
Wave of Rats
27%inclusion4 decks15 decks
25%synergy
Ravenous Rats
20%inclusion3 decks15 decks
18%synergy
Gnawing Vermin
20%inclusion3 decks15 decks
18%synergy
Species Specialist
20%inclusion3 decks15 decks
17%synergy
Locust Miser
20%inclusion3 decks15 decks
18%synergy
Changeling Outcast
20%inclusion3 decks15 decks
15%synergy
Nezumi Prowler
20%inclusion3 decks15 decks
19%synergy
Ruin Rat
20%inclusion3 decks15 decks
19%synergy
Chittering Rats
13%inclusion2 decks15 decks
13%synergy
Nezumi Graverobber
13%inclusion2 decks15 decks
12%synergy
Defiler of Flesh
13%inclusion2 decks15 decks
9%synergy
Filth
13%inclusion2 decks15 decks
11%synergy
Adaptive Automaton
13%inclusion2 decks15 decks
12%synergy
Sinuous Vermin
13%inclusion2 decks15 decks
13%synergy
Valley Rotcaller
13%inclusion2 decks15 decks
11%synergy
Twisted Sewer-Witch
13%inclusion2 decks15 decks
12%synergy
Yawgmoth, Thran Physician
13%inclusion2 decks15 decks
3%synergy
Nezumi Cutthroat
13%inclusion2 decks15 decks
13%synergy
Nezumi Bone-Reader
13%inclusion2 decks15 decks
12%synergy
Okiba-Gang Shinobi
13%inclusion2 decks15 decks
12%synergy
Undercity Dire Rat
8.3%inclusion1 decks12 decks
6%synergy
Refurbished Familiar
6.7%inclusion1 decks15 decks
4%synergy
Plague Stinger
6.7%inclusion1 decks15 decks
6%synergy
Relentless Rats
6.7%inclusion1 decks15 decks
5%synergy
Innocuous Rat
6.7%inclusion1 decks15 decks
6%synergy
Dread Presence
6.7%inclusion1 decks15 decks
-8%synergy
Midnight Scavengers
6.7%inclusion1 decks15 decks
6%synergy
Rotting Rats
6.7%inclusion1 decks15 decks
3%synergy
Plague Myr
6.7%inclusion1 decks15 decks
5%synergy
Instants
Whisper of the Dross
53%inclusion8 decks15 decks
50%synergy
Village Rites
47%inclusion7 decks15 decks
22%synergy
Defile
47%inclusion7 decks15 decks
10%synergy
Rat Out
33%inclusion5 decks15 decks
32%synergy
Grim Affliction
33%inclusion5 decks15 decks
31%synergy
Malakir Rebirth
33%inclusion5 decks15 decks
11%synergy
Deadly Rollick
27%inclusion4 decks15 decks
3%synergy
Anoint with Affliction
27%inclusion4 decks15 decks
26%synergy
Deadly Dispute
27%inclusion4 decks15 decks
2%synergy
Infernal Grasp
27%inclusion4 decks15 decks
1%synergy
Tainted Strike
27%inclusion4 decks15 decks
24%synergy
Corrupted Conviction
27%inclusion4 decks15 decks
14%synergy
Tragic Slip
27%inclusion4 decks15 decks
6%synergy
Hagra Mauling
20%inclusion3 decks15 decks
16%synergy
Sheoldred's Edict
20%inclusion3 decks15 decks
6%synergy
Virulent Wound
20%inclusion3 decks15 decks
20%synergy
Withering Torment
20%inclusion3 decks15 decks
-12%synergy
Fell the Profane
13%inclusion2 decks15 decks
-5%synergy
Force of Despair
13%inclusion2 decks15 decks
6%synergy
Not Dead After All
13%inclusion2 decks15 decks
2%synergy
Culling the Weak
13%inclusion2 decks15 decks
-2%synergy
Supernatural Stamina
13%inclusion2 decks15 decks
6%synergy
Undying Malice
13%inclusion2 decks15 decks
4%synergy
Sudden Spoiling
13%inclusion2 decks15 decks
4%synergy
Feign Death
13%inclusion2 decks15 decks
5%synergy
Hero's Downfall
6.7%inclusion1 decks15 decks
0%synergy
Bile Blight
6.7%inclusion1 decks15 decks
6%synergy
Imp's Mischief
6.7%inclusion1 decks15 decks
-18%synergy
Snuff Out
6.7%inclusion1 decks15 decks
-6%synergy
Fanatical Offering
6.7%inclusion1 decks15 decks
5%synergy
Howl from Beyond
6.7%inclusion1 decks15 decks
6%synergy
Flare of Malice
6.7%inclusion1 decks15 decks
-6%synergy
Doom Blade
6.7%inclusion1 decks15 decks
-1%synergy
Slaughter Pact
6.7%inclusion1 decks15 decks
4%synergy
Altar's Reap
6.7%inclusion1 decks15 decks
4%synergy
Drag to the Underworld
6.7%inclusion1 decks15 decks
5%synergy
Raise the Draugr
6.7%inclusion1 decks15 decks
6%synergy
Costly Plunder
6.7%inclusion1 decks15 decks
4%synergy
Murder
6.7%inclusion1 decks15 decks
-4%synergy
Nurgle's Conscription
6.7%inclusion1 decks15 decks
6%synergy
Presumed Dead
6.7%inclusion1 decks15 decks
6%synergy
Foul-Tongue Shriek
6.7%inclusion1 decks15 decks
5%synergy
Fake Your Own Death
6.7%inclusion1 decks15 decks
0%synergy
Baleful Mastery
6.7%inclusion1 decks15 decks
-2%synergy
Liliana's Triumph
6.7%inclusion1 decks15 decks
1%synergy
Gravepurge
6.7%inclusion1 decks15 decks
5%synergy
Curtains' Call
6.7%inclusion1 decks15 decks
5%synergy
Sorceries
Revenge of the Rats
53%inclusion8 decks15 decks
51%synergy
Night's Whisper
53%inclusion8 decks15 decks
29%synergy
Sign in Blood
53%inclusion8 decks15 decks
17%synergy
Phyresis Outbreak
47%inclusion7 decks15 decks
45%synergy
Crippling Fear
47%inclusion7 decks15 decks
44%synergy
Patriarch's Bidding
33%inclusion5 decks15 decks
29%synergy
Feed the Swarm
33%inclusion5 decks15 decks
-18%synergy
Feed the Infection
27%inclusion4 decks15 decks
26%synergy
Echoing Return
27%inclusion4 decks15 decks
24%synergy
Read the Bones
27%inclusion4 decks15 decks
9%synergy
Kindred Dominance
27%inclusion4 decks15 decks
22%synergy
Vat Emergence
20%inclusion3 decks15 decks
18%synergy
Reanimate
20%inclusion3 decks15 decks
-19%synergy
Toxic Deluge
20%inclusion3 decks15 decks
-17%synergy
Damnation
20%inclusion3 decks15 decks
-1%synergy
Diabolic Intent
13%inclusion2 decks15 decks
-1%synergy
Black Sun's Zenith
13%inclusion2 decks15 decks
8%synergy
Diabolic Tutor
13%inclusion2 decks15 decks
-1%synergy
Profane Tutor
13%inclusion2 decks15 decks
9%synergy
Bubbling Muck
13%inclusion2 decks15 decks
-2%synergy
Unearth
13%inclusion2 decks15 decks
5%synergy
Swarmyard Massacre
13%inclusion2 decks15 decks
11%synergy
Mutilate
13%inclusion2 decks15 decks
-4%synergy
Plague of Vermin
13%inclusion2 decks15 decks
11%synergy
Unmarked Grave
6.7%inclusion1 decks15 decks
2%synergy
Spread the Sickness
6.7%inclusion1 decks15 decks
6%synergy
Victimize
6.7%inclusion1 decks15 decks
-20%synergy
Psychic Whorl
6.7%inclusion1 decks15 decks
6%synergy
Blasphemous Edict
6.7%inclusion1 decks15 decks
-10%synergy
Profane Command
6.7%inclusion1 decks15 decks
5%synergy
Exsanguinate
6.7%inclusion1 decks15 decks
-18%synergy
Caress of Phyrexia
6.7%inclusion1 decks15 decks
6%synergy
Ambition's Cost
6.7%inclusion1 decks15 decks
4%synergy
Fell
6.7%inclusion1 decks15 decks
3%synergy
Decree of Pain
6.7%inclusion1 decks15 decks
1%synergy
Call of the Death-Dweller
6.7%inclusion1 decks15 decks
6%synergy
Call to the Netherworld
6.7%inclusion1 decks15 decks
6%synergy
Annihilating Glare
6.7%inclusion1 decks15 decks
6%synergy
Syphon Mind
6.7%inclusion1 decks15 decks
-6%synergy
Insatiable Avarice
6.7%inclusion1 decks15 decks
-5%synergy
Zombify
6.7%inclusion1 decks15 decks
5%synergy
Geth's Summons
6.7%inclusion1 decks15 decks
6%synergy
Lab Rats
6.7%inclusion1 decks15 decks
6%synergy
Brainspoil
6.7%inclusion1 decks15 decks
6%synergy
Disentomb
6.7%inclusion1 decks15 decks
6%synergy
Grim Tutor
6.7%inclusion1 decks15 decks
-5%synergy
Pact of the Serpent
6.7%inclusion1 decks15 decks
5%synergy
Utility Artifacts
Jet Medallion
60%inclusion9 decks15 decks
-1%synergy
Skullclamp
53%inclusion8 decks15 decks
32%synergy
Vanquisher's Banner
33%inclusion5 decks15 decks
29%synergy
Wayfarer's Bauble
27%inclusion4 decks15 decks
11%synergy
Expedition Map
27%inclusion4 decks15 decks
15%synergy
Contagion Clasp
20%inclusion3 decks15 decks
18%synergy
Thrumming Stone
20%inclusion3 decks15 decks
16%synergy
Grafted Exoskeleton
20%inclusion3 decks15 decks
19%synergy
Contagion Engine
13%inclusion2 decks15 decks
11%synergy
Aetherflux Reservoir
13%inclusion2 decks15 decks
4%synergy
Coat of Arms
13%inclusion2 decks15 decks
11%synergy
Sword of Hearth and Home
13%inclusion2 decks15 decks
12%synergy
Swiftfoot Boots
13%inclusion2 decks15 decks
-18%synergy
Lightning Greaves
13%inclusion2 decks15 decks
-20%synergy
The Darkness Crystal
8.3%inclusion1 decks12 decks
-11%synergy
Vat of Rebirth
6.7%inclusion1 decks15 decks
3%synergy
Icon of Ancestry
6.7%inclusion1 decks15 decks
6%synergy
Skeleton Key
6.7%inclusion1 decks15 decks
6%synergy
Ashnod's Altar
6.7%inclusion1 decks15 decks
-13%synergy
Whip of Erebos
6.7%inclusion1 decks15 decks
-4%synergy
Cloudstone Curio
6.7%inclusion1 decks15 decks
7%synergy
Scroll Rack
6.7%inclusion1 decks15 decks
6%synergy
Sword of Truth and Justice
6.7%inclusion1 decks15 decks
6%synergy
Prosthetic Injector
6.7%inclusion1 decks15 decks
6%synergy
Banner of Kinship
6.7%inclusion1 decks15 decks
5%synergy
Sword of Forge and Frontier
6.7%inclusion1 decks15 decks
6%synergy
Enchantments
Phyrexian Arena
47%inclusion7 decks15 decks
7%synergy
Cover of Darkness
40%inclusion6 decks15 decks
37%synergy
Necrogen Communion
33%inclusion5 decks15 decks
31%synergy
Oversold Cemetery
27%inclusion4 decks15 decks
21%synergy
Grave Pact
20%inclusion3 decks15 decks
1%synergy
Black Market Connections
20%inclusion3 decks15 decks
-4%synergy
Greed
13%inclusion2 decks15 decks
6%synergy
Phyrexian Reclamation
13%inclusion2 decks15 decks
3%synergy
Phyresis
13%inclusion2 decks15 decks
11%synergy
Carnival of Souls
13%inclusion2 decks15 decks
12%synergy
Lord Skitter's Blessing
13%inclusion2 decks15 decks
13%synergy
Dark Prophecy
13%inclusion2 decks15 decks
9%synergy
Bad Moon
13%inclusion2 decks15 decks
10%synergy
Black Market
6.7%inclusion1 decks15 decks
-14%synergy
Glistening Oil
6.7%inclusion1 decks15 decks
6%synergy
Vampiric Rites
6.7%inclusion1 decks15 decks
1%synergy
Tribute to Horobi
6.7%inclusion1 decks15 decks
6%synergy
Intimidation
6.7%inclusion1 decks15 decks
6%synergy
Snake Cult Initiation
6.7%inclusion1 decks15 decks
7%synergy
Animate Dead
6.7%inclusion1 decks15 decks
-11%synergy
Oubliette
6.7%inclusion1 decks15 decks
4%synergy
Endless Scream
6.7%inclusion1 decks15 decks
6%synergy
Nowhere to Run
6.7%inclusion1 decks15 decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
33%inclusion5 decks15 decks
31%synergy
Liliana of the Dark Realms
13%inclusion2 decks15 decks
-1%synergy
Utility Lands
Swarmyard
73%inclusion11 decks15 decks
68%synergy
Bojuka Bog
67%inclusion10 decks15 decks
20%synergy
Cabal Coffers
67%inclusion10 decks15 decks
12%synergy
Cabal Stronghold
47%inclusion7 decks15 decks
12%synergy
Witch's Cottage
47%inclusion7 decks15 decks
22%synergy
Mudflat Village
47%inclusion7 decks15 decks
44%synergy
Mortuary Mire
40%inclusion6 decks15 decks
27%synergy
Reliquary Tower
40%inclusion6 decks15 decks
9%synergy
Rogue's Passage
40%inclusion6 decks15 decks
21%synergy
Nykthos, Shrine to Nyx
33%inclusion5 decks15 decks
4%synergy
Urborg, Tomb of Yawgmoth
33%inclusion5 decks15 decks
-4%synergy
War Room
27%inclusion4 decks15 decks
10%synergy
Three Tree City
27%inclusion4 decks15 decks
22%synergy
Barren Moor
20%inclusion3 decks15 decks
10%synergy
Crypt of Agadeem
20%inclusion3 decks15 decks
9%synergy
Takenuma, Abandoned Mire
20%inclusion3 decks15 decks
4%synergy
Phyrexian Tower
13%inclusion2 decks15 decks
-11%synergy
Desert of the Glorified
13%inclusion2 decks15 decks
11%synergy
The Dross Pits
13%inclusion2 decks15 decks
12%synergy
Polluted Mire
13%inclusion2 decks15 decks
10%synergy
Peat Bog
13%inclusion2 decks15 decks
11%synergy
Access Tunnel
13%inclusion2 decks15 decks
10%synergy
Westvale Abbey
6.7%inclusion1 decks15 decks
0%synergy
Memorial to Folly
6.7%inclusion1 decks15 decks
3%synergy
Inkmoth Nexus
6.7%inclusion1 decks15 decks
6%synergy
Spymaster's Vault
6.7%inclusion1 decks15 decks
-3%synergy
Minas Morgul, Dark Fortress
6.7%inclusion1 decks15 decks
4%synergy
Deserted Temple
6.7%inclusion1 decks15 decks
2%synergy
Terrain Generator
6.7%inclusion1 decks15 decks
5%synergy
Castle Locthwain
6.7%inclusion1 decks15 decks
-11%synergy
Temple of the False God
6.7%inclusion1 decks15 decks
-1%synergy
Everglades
6.7%inclusion1 decks15 decks
5%synergy
Mana Artifacts
Sol Ring
87%inclusion13 decks15 decks
1%synergy
Arcane Signet
47%inclusion7 decks15 decks
-15%synergy
Glistening Sphere
47%inclusion7 decks15 decks
45%synergy
Staff of Compleation
20%inclusion3 decks15 decks
18%synergy
The Soul Stone
20%inclusion2 decks10 decks
6%synergy
Charcoal Diamond
13%inclusion2 decks15 decks
-9%synergy
Heraldic Banner
13%inclusion2 decks15 decks
8%synergy
Patchwork Banner
13%inclusion2 decks15 decks
9%synergy
Thought Vessel
13%inclusion2 decks15 decks
-13%synergy
Worn Powerstone
13%inclusion2 decks15 decks
9%synergy
Sceptre of Eternal Glory
13%inclusion2 decks15 decks
5%synergy
Commander's Sphere
6.7%inclusion1 decks15 decks
-2%synergy
Throne of Eldraine
6.7%inclusion1 decks15 decks
-4%synergy
Thran Dynamo
6.7%inclusion1 decks15 decks
1%synergy
Phyrexian Atlas
6.7%inclusion1 decks15 decks
6%synergy
Nyx Lotus
6.7%inclusion1 decks15 decks
0%synergy
Lands
Swamp
100%inclusion15 decks15 decks
5%synergy
Path of Ancestry
47%inclusion7 decks15 decks
42%synergy
Malakir Rebirth
33%inclusion5 decks15 decks
11%synergy
Cavern of Souls
27%inclusion4 decks15 decks
20%synergy
Hagra Mauling
20%inclusion3 decks15 decks
16%synergy
Command Tower
20%inclusion3 decks15 decks
14%synergy
Evolving Wilds
20%inclusion3 decks15 decks
16%synergy
Fell the Profane
13%inclusion2 decks15 decks
-5%synergy
Terramorphic Expanse
13%inclusion2 decks15 decks
11%synergy
Myriad Landscape
13%inclusion2 decks15 decks
-13%synergy
Ash Barrens
13%inclusion2 decks15 decks
12%synergy
Escape Tunnel
6.7%inclusion1 decks15 decks
6%synergy
Urza's Cave
6.7%inclusion1 decks15 decks
-2%synergy
Mirrex
6.7%inclusion1 decks15 decks
6%synergy
Boggart Trawler
6.7%inclusion1 decks15 decks
-2%synergy
Maestros Theater
6.7%inclusion1 decks15 decks
6%synergy
Obscura Storefront
6.7%inclusion1 decks15 decks
6%synergy
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