Karumonix, the Rat King (Commander) - Upgraded

Karumonix, the Rat King
Rank #383
260decks
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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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Rat King, Verminister
22%inclusion17 decks78 decks
19%synergy
Rat King, Pale Piper
21%inclusion12 decks58 decks
16%synergy
Big Apple, 3 a.m.
5.2%inclusion3 decks58 decks
3%synergy
Shredder's Technique
5.1%inclusion3 decks59 decks
2%synergy
Splinter's Technique
3.8%inclusion3 decks78 decks
2%synergy
High Synergy Cards
Marrow-Gnawer
85%inclusion220 decks260 decks
81%synergy
Piper of the Swarm
82%inclusion213 decks260 decks
75%synergy
Blightbelly Rat
75%inclusion196 decks260 decks
72%synergy
Pack Rat
75%inclusion196 decks260 decks
69%synergy
Ogre Slumlord
77%inclusion199 decks260 decks
67%synergy
Ichor Rats
69%inclusion179 decks260 decks
66%synergy
Lord Skitter, Sewer King
68%inclusion178 decks260 decks
60%synergy
Swarmyard
65%inclusion170 decks260 decks
60%synergy
Infectious Inquiry
60%inclusion157 decks260 decks
58%synergy
Vraska's Fall
57%inclusion147 decks260 decks
53%synergy
Top Cards
Dark Ritual
66%inclusion172 decks260 decks
0%synergy
Bontu's Monument
64%inclusion167 decks260 decks
36%synergy
Jet Medallion
63%inclusion163 decks260 decks
1%synergy
Rat Colony
58%inclusion150 decks260 decks
52%synergy
Typhoid Rats
56%inclusion146 decks260 decks
52%synergy
Crypt Rats
54%inclusion141 decks260 decks
50%synergy
Drown in Ichor
54%inclusion140 decks260 decks
50%synergy
Rancid Rats
52%inclusion135 decks260 decks
49%synergy
Septic Rats
51%inclusion132 decks260 decks
49%synergy
Tangled Colony
49%inclusion127 decks260 decks
46%synergy
Game Changers
Demonic Tutor
33%inclusion87 decks260 decks
6%synergy
Bolas's Citadel
28%inclusion72 decks260 decks
-1%synergy
Vampiric Tutor
25%inclusion65 decks260 decks
4%synergy
Imperial Seal
5.4%inclusion14 decks260 decks
-2%synergy
Necropotence
5.0%inclusion13 decks260 decks
-10%synergy
Creatures
Lord Skitter's Butcher
49%inclusion127 decks260 decks
46%synergy
Ashcoat of the Shadow Swarm
46%inclusion119 decks260 decks
43%synergy
Ratcatcher
46%inclusion119 decks260 decks
42%synergy
Gnat Miser
42%inclusion110 decks260 decks
39%synergy
Voracious Vermin
41%inclusion107 decks260 decks
38%synergy
Persistent Marshstalker
39%inclusion102 decks260 decks
36%synergy
Stronghold Rats
37%inclusion95 decks260 decks
33%synergy
Burglar Rat
35%inclusion91 decks260 decks
24%synergy
Ink-Eyes, Servant of Oni
35%inclusion90 decks260 decks
31%synergy
Swarm of Rats
33%inclusion85 decks260 decks
30%synergy
Wave of Rats
31%inclusion81 decks260 decks
29%synergy
Chittering Skitterling
31%inclusion81 decks260 decks
30%synergy
Ayara, First of Locthwain
27%inclusion71 decks260 decks
2%synergy
Nashi, Moon Sage's Scion
27%inclusion69 decks260 decks
23%synergy
Throat Slitter
26%inclusion68 decks260 decks
24%synergy
Chittering Witch
26%inclusion68 decks260 decks
22%synergy
Changeling Outcast
26%inclusion68 decks260 decks
21%synergy
Species Specialist
25%inclusion64 decks260 decks
21%synergy
Ruin Rat
24%inclusion63 decks260 decks
23%synergy
Crypt Ghast
24%inclusion62 decks260 decks
-24%synergy
Pestilence Rats
23%inclusion61 decks260 decks
21%synergy
Valley Rotcaller
23%inclusion60 decks260 decks
20%synergy
Nezumi Prowler
23%inclusion60 decks260 decks
22%synergy
Nezumi Informant
21%inclusion55 decks260 decks
14%synergy
Gray Merchant of Asphodel
20%inclusion53 decks260 decks
-31%synergy
Relentless Rats
20%inclusion51 decks260 decks
18%synergy
Twisted Sewer-Witch
20%inclusion51 decks260 decks
18%synergy
Locust Miser
18%inclusion48 decks260 decks
17%synergy
Undercity Dire Rat
18%inclusion38 decks207 decks
16%synergy
Gnawing Vermin
18%inclusion47 decks260 decks
17%synergy
Engine Rat
18%inclusion45 decks252 decks
16%synergy
Nezumi Graverobber
16%inclusion42 decks260 decks
15%synergy
Razortooth Rats
16%inclusion42 decks260 decks
16%synergy
Nezumi Cutthroat
16%inclusion42 decks260 decks
15%synergy
Ravenous Rats
13%inclusion35 decks260 decks
12%synergy
Drainpipe Vermin
13%inclusion34 decks260 decks
12%synergy
Refurbished Familiar
12%inclusion32 decks260 decks
10%synergy
Old Flitterfang
12%inclusion31 decks260 decks
11%synergy
Yawgmoth, Thran Physician
12%inclusion30 decks260 decks
1%synergy
Rotting Rats
10%inclusion26 decks260 decks
7%synergy
Filth
10%inclusion26 decks260 decks
8%synergy
Bog Rats
10%inclusion25 decks260 decks
9%synergy
Adaptive Automaton
10%inclusion25 decks260 decks
9%synergy
Okiba-Gang Shinobi
10%inclusion25 decks260 decks
9%synergy
Mukotai Ambusher
8.8%inclusion23 decks260 decks
8%synergy
Nezumi Bone-Reader
8.5%inclusion22 decks260 decks
8%synergy
Nezumi Bladeblesser
8.1%inclusion21 decks260 decks
7%synergy
Skullsnatcher
8.1%inclusion21 decks260 decks
7%synergy
Sinuous Vermin
8.1%inclusion21 decks260 decks
8%synergy
Ruthless Radrat
7.7%inclusion20 decks260 decks
7%synergy
Instants
Whisper of the Dross
42%inclusion109 decks260 decks
39%synergy
Defile
31%inclusion81 decks260 decks
-6%synergy
Go for the Throat
31%inclusion81 decks260 decks
8%synergy
Village Rites
30%inclusion77 decks260 decks
4%synergy
Tainted Strike
25%inclusion64 decks260 decks
22%synergy
Grim Affliction
24%inclusion62 decks260 decks
22%synergy
Deadly Dispute
23%inclusion60 decks260 decks
-2%synergy
Rat Out
22%inclusion58 decks260 decks
21%synergy
Deadly Rollick
22%inclusion56 decks260 decks
-3%synergy
Infernal Grasp
18%inclusion47 decks260 decks
-7%synergy
Withering Torment
18%inclusion46 decks257 decks
-14%synergy
Tragic Slip
17%inclusion43 decks260 decks
-4%synergy
Murder
17%inclusion43 decks260 decks
6%synergy
Corrupted Conviction
17%inclusion43 decks260 decks
4%synergy
Malakir Rebirth
15%inclusion40 decks260 decks
-7%synergy
Fell the Profane
13%inclusion35 decks260 decks
-5%synergy
Anoint with Affliction
12%inclusion32 decks260 decks
12%synergy
Cabal Ritual
12%inclusion31 decks260 decks
-6%synergy
Culling the Weak
11%inclusion28 decks260 decks
-5%synergy
Hero's Downfall
10%inclusion26 decks260 decks
3%synergy
Consuming Corruption
10%inclusion26 decks260 decks
-6%synergy
Doom Blade
10%inclusion25 decks260 decks
2%synergy
Foul-Tongue Shriek
9.2%inclusion24 decks260 decks
7%synergy
Raise the Draugr
7.3%inclusion19 decks260 decks
6%synergy
Sudden Spoiling
7.3%inclusion19 decks260 decks
-2%synergy
Sheoldred's Edict
6.9%inclusion18 decks260 decks
-8%synergy
Virulent Wound
6.9%inclusion18 decks260 decks
6%synergy
Imp's Mischief
6.2%inclusion16 decks260 decks
-18%synergy
Baleful Mastery
6.2%inclusion16 decks260 decks
-3%synergy
Gravepurge
5.4%inclusion14 decks260 decks
4%synergy
Not Dead After All
5.0%inclusion13 decks260 decks
-6%synergy
Sorceries
Phyresis Outbreak
42%inclusion108 decks260 decks
40%synergy
Feed the Swarm
38%inclusion98 decks260 decks
-13%synergy
Revenge of the Rats
34%inclusion87 decks257 decks
31%synergy
Kindred Dominance
33%inclusion87 decks260 decks
29%synergy
Sign in Blood
27%inclusion71 decks260 decks
-8%synergy
Crippling Fear
26%inclusion68 decks260 decks
23%synergy
Patriarch's Bidding
25%inclusion65 decks260 decks
21%synergy
Swarmyard Massacre
21%inclusion55 decks260 decks
19%synergy
Diabolic Tutor
21%inclusion54 decks260 decks
6%synergy
Night's Whisper
20%inclusion53 decks260 decks
-4%synergy
Diabolic Intent
20%inclusion52 decks260 decks
5%synergy
Bloodline Bidding
19%inclusion17 decks89 decks
15%synergy
Vat Emergence
17%inclusion43 decks260 decks
15%synergy
Toxic Deluge
16%inclusion41 decks260 decks
-21%synergy
Echoing Return
15%inclusion38 decks260 decks
12%synergy
Read the Bones
14%inclusion37 decks260 decks
-3%synergy
Damnation
14%inclusion37 decks260 decks
-6%synergy
Reanimate
14%inclusion36 decks260 decks
-26%synergy
Spread the Sickness
13%inclusion34 decks260 decks
12%synergy
Grim Tutor
13%inclusion33 decks260 decks
1%synergy
Unearth
12%inclusion31 decks260 decks
3%synergy
Plague of Vermin
12%inclusion31 decks260 decks
10%synergy
Victimize
12%inclusion30 decks260 decks
-15%synergy
Feed the Infection
10%inclusion25 decks260 decks
9%synergy
Bubbling Muck
9.2%inclusion24 decks260 decks
-6%synergy
Gruesome Fate
9.2%inclusion24 decks260 decks
7%synergy
Mutilate
8.5%inclusion22 decks260 decks
-9%synergy
Geth's Summons
8.5%inclusion22 decks260 decks
8%synergy
Profane Tutor
7.3%inclusion19 decks260 decks
3%synergy
Caress of Phyrexia
6.5%inclusion17 decks260 decks
6%synergy
Haunting Voyage
6.2%inclusion16 decks260 decks
5%synergy
Insatiable Avarice
6.2%inclusion16 decks260 decks
-6%synergy
In Garruk's Wake
6.2%inclusion16 decks260 decks
2%synergy
Pact of the Serpent
6.2%inclusion16 decks260 decks
4%synergy
Fell
5.8%inclusion15 decks260 decks
2%synergy
Lab Rats
5.8%inclusion15 decks260 decks
5%synergy
Living Death
5.8%inclusion15 decks260 decks
-4%synergy
Blasphemous Edict
5.4%inclusion14 decks257 decks
-11%synergy
Rise of the Dark Realms
5.4%inclusion14 decks260 decks
-7%synergy
Utility Artifacts
Herald's Horn
48%inclusion125 decks260 decks
42%synergy
Skullclamp
38%inclusion99 decks260 decks
16%synergy
Vanquisher's Banner
29%inclusion76 decks260 decks
25%synergy
Thrumming Stone
28%inclusion74 decks260 decks
25%synergy
Contagion Clasp
22%inclusion56 decks260 decks
19%synergy
Coat of Arms
19%inclusion49 decks260 decks
16%synergy
Swiftfoot Boots
18%inclusion48 decks260 decks
-13%synergy
Lightning Greaves
17%inclusion43 decks260 decks
-17%synergy
Door of Destinies
16%inclusion42 decks260 decks
14%synergy
Whip of Erebos
15%inclusion39 decks260 decks
4%synergy
Contagion Engine
13%inclusion34 decks260 decks
11%synergy
Grafted Exoskeleton
11%inclusion28 decks260 decks
10%synergy
Banner of Kinship
11%inclusion27 decks257 decks
8%synergy
Icon of Ancestry
10%inclusion26 decks260 decks
9%synergy
Chronicle of Victory
10%inclusion9 decks90 decks
7%synergy
Ashnod's Altar
7.7%inclusion20 decks260 decks
-12%synergy
Wayfarer's Bauble
7.7%inclusion20 decks260 decks
-8%synergy
Thornbite Staff
7.7%inclusion20 decks260 decks
5%synergy
Sword of Truth and Justice
7.3%inclusion19 decks260 decks
7%synergy
Eldrazi Monument
6.9%inclusion18 decks260 decks
5%synergy
Expedition Map
6.9%inclusion18 decks260 decks
-5%synergy
The Darkness Crystal
6.8%inclusion14 decks207 decks
-13%synergy
Sword of the Squeak
5.8%inclusion15 decks260 decks
5%synergy
Enchantments
Cover of Darkness
39%inclusion102 decks260 decks
36%synergy
Phyrexian Arena
38%inclusion99 decks260 decks
-2%synergy
Necrogen Communion
33%inclusion85 decks260 decks
31%synergy
Grave Pact
22%inclusion56 decks260 decks
2%synergy
Black Market
21%inclusion54 decks260 decks
0%synergy
Phyresis
18%inclusion47 decks260 decks
16%synergy
Bad Moon
18%inclusion47 decks260 decks
15%synergy
Haunted One
16%inclusion41 decks260 decks
13%synergy
Black Market Connections
16%inclusion41 decks260 decks
-8%synergy
Oversold Cemetery
12%inclusion32 decks260 decks
7%synergy
Vampiric Rites
8.8%inclusion23 decks260 decks
3%synergy
Tribute to Horobi
8.1%inclusion21 decks260 decks
7%synergy
Dictate of Erebos
7.3%inclusion19 decks260 decks
-4%synergy
Phyrexian Reclamation
6.9%inclusion18 decks260 decks
-3%synergy
Intimidation
6.9%inclusion18 decks260 decks
6%synergy
Lord Skitter's Blessing
6.9%inclusion18 decks260 decks
6%synergy
The Meathook Massacre
5.8%inclusion15 decks260 decks
-12%synergy
Glistening Oil
5.4%inclusion14 decks260 decks
5%synergy
Planeswalkers
Vraska, Betrayal's Sting
33%inclusion87 decks260 decks
31%synergy
Liliana of the Dark Realms
13%inclusion33 decks260 decks
-1%synergy
Utility Lands
Cabal Coffers
55%inclusion142 decks260 decks
0%synergy
Karn's Bastion
49%inclusion128 decks260 decks
45%synergy
Bojuka Bog
47%inclusion122 decks260 decks
0%synergy
Mudflat Village
43%inclusion113 decks260 decks
41%synergy
Rogue's Passage
39%inclusion101 decks260 decks
20%synergy
Urborg, Tomb of Yawgmoth
38%inclusion99 decks260 decks
1%synergy
Three Tree City
32%inclusion84 decks260 decks
28%synergy
Cabal Stronghold
30%inclusion79 decks260 decks
-4%synergy
Witch's Cottage
30%inclusion79 decks260 decks
6%synergy
Nykthos, Shrine to Nyx
26%inclusion67 decks260 decks
-4%synergy
Reliquary Tower
23%inclusion60 decks260 decks
-8%synergy
Phyrexian Tower
23%inclusion59 decks260 decks
-2%synergy
Mortuary Mire
21%inclusion54 decks260 decks
8%synergy
Castle Locthwain
16%inclusion41 decks260 decks
-1%synergy
Access Tunnel
13%inclusion34 decks260 decks
10%synergy
Secret Tunnel
12%inclusion15 decks121 decks
11%synergy
War Room
12%inclusion32 decks260 decks
-4%synergy
Shizo, Death's Storehouse
12%inclusion31 decks260 decks
2%synergy
Crypt of Agadeem
11%inclusion28 decks260 decks
0%synergy
Takenuma, Abandoned Mire
9.2%inclusion24 decks260 decks
-6%synergy
Temple of the False God
9.2%inclusion24 decks260 decks
1%synergy
Barren Moor
7.3%inclusion19 decks260 decks
-3%synergy
The Black Gate
6.5%inclusion17 decks260 decks
3%synergy
Mutavault
6.5%inclusion17 decks260 decks
6%synergy
Minas Morgul, Dark Fortress
6.5%inclusion17 decks260 decks
3%synergy
Inkmoth Nexus
5.4%inclusion14 decks260 decks
4%synergy
Mana Artifacts
Sol Ring
82%inclusion214 decks260 decks
-4%synergy
Arcane Signet
47%inclusion121 decks260 decks
-15%synergy
Glistening Sphere
34%inclusion88 decks260 decks
33%synergy
Patchwork Banner
25%inclusion66 decks260 decks
21%synergy
Staff of Compleation
18%inclusion48 decks260 decks
17%synergy
Charcoal Diamond
17%inclusion45 decks260 decks
-5%synergy
Heraldic Banner
16%inclusion41 decks260 decks
10%synergy
Mind Stone
13%inclusion35 decks260 decks
-16%synergy
Caged Sun
8.1%inclusion21 decks260 decks
-3%synergy
Phyrexian Atlas
7.7%inclusion20 decks260 decks
7%synergy
The Soul Stone
7.4%inclusion13 decks175 decks
-7%synergy
Gauntlet of Power
7.3%inclusion19 decks260 decks
4%synergy
Nyx Lotus
5.8%inclusion15 decks260 decks
-1%synergy
Thought Vessel
5.8%inclusion15 decks260 decks
-20%synergy
Commander's Sphere
5.0%inclusion13 decks260 decks
-4%synergy
Throne of Eldraine
5.0%inclusion13 decks260 decks
-5%synergy
Lands
Swamp
99%inclusion257 decks260 decks
4%synergy
Path of Ancestry
35%inclusion90 decks260 decks
29%synergy
Cavern of Souls
23%inclusion60 decks260 decks
16%synergy
Malakir Rebirth
15%inclusion40 decks260 decks
-7%synergy
Myriad Landscape
14%inclusion37 decks260 decks
-12%synergy
Fell the Profane
13%inclusion35 decks260 decks
-5%synergy
Command Tower
10%inclusion27 decks260 decks
5%synergy
Evolving Wilds
6.5%inclusion17 decks260 decks
3%synergy
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