Karumonix, the Rat King (Commander) - Optimized

Karumonix, the Rat King
Rank #384
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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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Enchantments
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Utility Lands
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Secret Tunnel
17%inclusion3 decks18 decks
16%synergy
High Synergy Cards
Marrow-Gnawer
89%inclusion50 decks56 decks
87%synergy
Swarmyard
82%inclusion46 decks56 decks
77%synergy
Piper of the Swarm
82%inclusion46 decks56 decks
76%synergy
Pack Rat
80%inclusion45 decks56 decks
75%synergy
Blightbelly Rat
73%inclusion41 decks56 decks
70%synergy
Ichor Rats
70%inclusion39 decks56 decks
66%synergy
Ogre Slumlord
75%inclusion42 decks56 decks
65%synergy
Rat Colony
64%inclusion36 decks56 decks
59%synergy
Ashcoat of the Shadow Swarm
57%inclusion32 decks56 decks
54%synergy
Vraska's Fall
55%inclusion31 decks56 decks
52%synergy
Top Cards
Dark Ritual
73%inclusion41 decks56 decks
7%synergy
Jet Medallion
64%inclusion36 decks56 decks
4%synergy
Lord Skitter, Sewer King
59%inclusion33 decks56 decks
51%synergy
Crypt Rats
54%inclusion30 decks56 decks
49%synergy
Bontu's Monument
54%inclusion30 decks56 decks
26%synergy
Ratcatcher
54%inclusion30 decks56 decks
50%synergy
Infectious Inquiry
52%inclusion29 decks56 decks
49%synergy
Tangled Colony
50%inclusion28 decks56 decks
47%synergy
Rancid Rats
50%inclusion28 decks56 decks
47%synergy
Herald's Horn
50%inclusion28 decks56 decks
45%synergy
Game Changers
Demonic Tutor
57%inclusion32 decks56 decks
29%synergy
Vampiric Tutor
46%inclusion26 decks56 decks
25%synergy
Bolas's Citadel
34%inclusion19 decks56 decks
5%synergy
Imperial Seal
25%inclusion14 decks56 decks
18%synergy
Mana Vault
16%inclusion9 decks56 decks
9%synergy
Ancient Tomb
16%inclusion9 decks56 decks
4%synergy
Chrome Mox
14%inclusion8 decks56 decks
8%synergy
Necropotence
13%inclusion7 decks56 decks
-3%synergy
Opposition Agent
11%inclusion6 decks56 decks
1%synergy
Ad Nauseam
7.1%inclusion4 decks56 decks
4%synergy
Creatures
Septic Rats
46%inclusion26 decks56 decks
44%synergy
Typhoid Rats
45%inclusion25 decks56 decks
41%synergy
Lord Skitter's Butcher
43%inclusion24 decks56 decks
40%synergy
Gnat Miser
43%inclusion24 decks56 decks
40%synergy
Stronghold Rats
39%inclusion22 decks56 decks
35%synergy
Burglar Rat
34%inclusion19 decks56 decks
23%synergy
Ink-Eyes, Servant of Oni
32%inclusion18 decks56 decks
29%synergy
Ayara, First of Locthwain
32%inclusion18 decks56 decks
6%synergy
Voracious Vermin
30%inclusion17 decks56 decks
27%synergy
Chittering Witch
30%inclusion17 decks56 decks
26%synergy
Nashi, Moon Sage's Scion
27%inclusion15 decks56 decks
23%synergy
Locust Miser
27%inclusion15 decks56 decks
25%synergy
Swarm of Rats
25%inclusion14 decks56 decks
23%synergy
Wave of Rats
25%inclusion14 decks56 decks
23%synergy
Ruin Rat
25%inclusion14 decks56 decks
24%synergy
Persistent Marshstalker
23%inclusion13 decks56 decks
20%synergy
Chittering Skitterling
21%inclusion12 decks56 decks
20%synergy
Changeling Outcast
20%inclusion11 decks56 decks
14%synergy
Twisted Sewer-Witch
18%inclusion10 decks56 decks
16%synergy
Filth
18%inclusion10 decks56 decks
15%synergy
Species Specialist
18%inclusion10 decks56 decks
15%synergy
Valley Rotcaller
18%inclusion10 decks56 decks
16%synergy
Pestilence Rats
18%inclusion10 decks56 decks
16%synergy
Relentless Rats
16%inclusion9 decks56 decks
15%synergy
Engine Rat
16%inclusion9 decks56 decks
14%synergy
Crypt Ghast
16%inclusion9 decks56 decks
-32%synergy
Skullsnatcher
16%inclusion9 decks56 decks
15%synergy
Yawgmoth, Thran Physician
16%inclusion9 decks56 decks
6%synergy
Razortooth Rats
14%inclusion8 decks56 decks
14%synergy
Old Flitterfang
14%inclusion8 decks56 decks
13%synergy
Ravenous Rats
14%inclusion8 decks56 decks
12%synergy
Throat Slitter
14%inclusion8 decks56 decks
12%synergy
Nezumi Informant
14%inclusion8 decks56 decks
7%synergy
Drainpipe Vermin
13%inclusion7 decks56 decks
11%synergy
Nezumi Cutthroat
13%inclusion7 decks56 decks
12%synergy
Undercity Dire Rat
13%inclusion5 decks40 decks
11%synergy
Nezumi Graverobber
11%inclusion6 decks56 decks
9%synergy
Gnawing Vermin
11%inclusion6 decks56 decks
9%synergy
Zodiac Rat
11%inclusion6 decks56 decks
11%synergy
Nezumi Bone-Reader
8.9%inclusion5 decks56 decks
8%synergy
Blood Artist
8.9%inclusion5 decks56 decks
-23%synergy
Zulaport Cutthroat
8.9%inclusion5 decks56 decks
-14%synergy
Nezumi Prowler
8.9%inclusion5 decks56 decks
7%synergy
Rotting Rats
7.1%inclusion4 decks56 decks
4%synergy
Skithiryx, the Blight Dragon
7.1%inclusion4 decks56 decks
6%synergy
Okiba-Gang Shinobi
7.1%inclusion4 decks56 decks
6%synergy
Thornplate Intimidator
7.1%inclusion4 decks56 decks
6%synergy
Gray Merchant of Asphodel
7.1%inclusion4 decks56 decks
-45%synergy
Infected Vermin
7.1%inclusion4 decks56 decks
7%synergy
Scrib Nibblers
7.1%inclusion4 decks56 decks
7%synergy
Instants
Whisper of the Dross
36%inclusion20 decks56 decks
33%synergy
Village Rites
29%inclusion16 decks56 decks
4%synergy
Defile
25%inclusion14 decks56 decks
-13%synergy
Deadly Rollick
21%inclusion12 decks56 decks
-2%synergy
Go for the Throat
21%inclusion12 decks56 decks
-2%synergy
Tainted Strike
20%inclusion11 decks56 decks
17%synergy
Culling the Weak
18%inclusion10 decks56 decks
3%synergy
Rat Out
16%inclusion9 decks56 decks
15%synergy
Grim Affliction
16%inclusion9 decks56 decks
14%synergy
Deadly Dispute
16%inclusion9 decks56 decks
-8%synergy
Cabal Ritual
13%inclusion7 decks56 decks
-5%synergy
Consuming Corruption
13%inclusion7 decks56 decks
-4%synergy
Murder
13%inclusion7 decks56 decks
2%synergy
Imp's Mischief
11%inclusion6 decks56 decks
-13%synergy
Malakir Rebirth
11%inclusion6 decks56 decks
-12%synergy
Entomb
11%inclusion6 decks56 decks
-1%synergy
Virulent Wound
11%inclusion6 decks56 decks
10%synergy
Tragic Slip
11%inclusion6 decks56 decks
-10%synergy
Fell the Profane
8.9%inclusion5 decks56 decks
-10%synergy
Sudden Spoiling
8.9%inclusion5 decks56 decks
-1%synergy
Withering Torment
8.9%inclusion5 decks56 decks
-23%synergy
Doom Blade
7.1%inclusion4 decks56 decks
-1%synergy
Anoint with Affliction
7.1%inclusion4 decks56 decks
7%synergy
Baleful Mastery
7.1%inclusion4 decks56 decks
-2%synergy
Bitter Triumph
5.4%inclusion3 decks56 decks
-5%synergy
Corrupted Conviction
5.4%inclusion3 decks56 decks
-7%synergy
Feign Death
5.4%inclusion3 decks56 decks
-3%synergy
Force of Despair
5.4%inclusion3 decks56 decks
-2%synergy
Undying Malice
5.4%inclusion3 decks56 decks
-4%synergy
Foul-Tongue Shriek
5.4%inclusion3 decks56 decks
4%synergy
Fake Your Own Death
5.4%inclusion3 decks56 decks
-1%synergy
Not Dead After All
5.4%inclusion3 decks56 decks
-6%synergy
Songs of the Damned
5.4%inclusion3 decks56 decks
0%synergy
Sorceries
Drown in Ichor
46%inclusion26 decks56 decks
42%synergy
Phyresis Outbreak
41%inclusion23 decks56 decks
39%synergy
Diabolic Intent
27%inclusion15 decks56 decks
12%synergy
Revenge of the Rats
25%inclusion14 decks56 decks
22%synergy
Feed the Swarm
25%inclusion14 decks56 decks
-26%synergy
Toxic Deluge
23%inclusion13 decks56 decks
-14%synergy
Kindred Dominance
23%inclusion13 decks56 decks
19%synergy
Sign in Blood
21%inclusion12 decks56 decks
-15%synergy
Patriarch's Bidding
21%inclusion12 decks56 decks
17%synergy
Vat Emergence
20%inclusion11 decks56 decks
18%synergy
Diabolic Tutor
20%inclusion11 decks56 decks
5%synergy
Swarmyard Massacre
18%inclusion10 decks56 decks
16%synergy
Damnation
18%inclusion10 decks56 decks
-3%synergy
Grim Tutor
16%inclusion9 decks56 decks
4%synergy
Plague of Vermin
14%inclusion8 decks56 decks
12%synergy
Spread the Sickness
14%inclusion8 decks56 decks
14%synergy
Reanimate
14%inclusion8 decks56 decks
-25%synergy
Night's Whisper
14%inclusion8 decks56 decks
-10%synergy
Caress of Phyrexia
11%inclusion6 decks56 decks
10%synergy
Crippling Fear
11%inclusion6 decks56 decks
7%synergy
Torment of Hailfire
11%inclusion6 decks56 decks
-5%synergy
Read the Bones
11%inclusion6 decks56 decks
-7%synergy
Gruesome Fate
11%inclusion6 decks56 decks
9%synergy
Unearth
8.9%inclusion5 decks56 decks
0%synergy
Echoing Return
8.9%inclusion5 decks56 decks
6%synergy
In Garruk's Wake
8.9%inclusion5 decks56 decks
5%synergy
Bubbling Muck
8.9%inclusion5 decks56 decks
-7%synergy
Insatiable Avarice
7.1%inclusion4 decks56 decks
-5%synergy
Victimize
7.1%inclusion4 decks56 decks
-19%synergy
Profane Tutor
7.1%inclusion4 decks56 decks
3%synergy
Geth's Summons
7.1%inclusion4 decks56 decks
7%synergy
Forever Young
5.4%inclusion3 decks56 decks
4%synergy
Living Death
5.4%inclusion3 decks56 decks
-5%synergy
Pact of the Serpent
5.4%inclusion3 decks56 decks
4%synergy
Blasphemous Edict
5.4%inclusion3 decks56 decks
-12%synergy
Final Parting
5.4%inclusion3 decks56 decks
1%synergy
Beseech the Queen
5.4%inclusion3 decks56 decks
-1%synergy
Feed the Infection
5.4%inclusion3 decks56 decks
5%synergy
Scheming Symmetry
5.4%inclusion3 decks56 decks
1%synergy
Buried Alive
5.4%inclusion3 decks56 decks
-6%synergy
Lab Rats
5.4%inclusion3 decks56 decks
5%synergy
Utility Artifacts
Skullclamp
36%inclusion20 decks56 decks
15%synergy
Vanquisher's Banner
32%inclusion18 decks56 decks
28%synergy
Lightning Greaves
30%inclusion17 decks56 decks
-3%synergy
Thrumming Stone
30%inclusion17 decks56 decks
27%synergy
Contagion Engine
27%inclusion15 decks56 decks
25%synergy
Swiftfoot Boots
27%inclusion15 decks56 decks
-5%synergy
Thornbite Staff
25%inclusion14 decks56 decks
22%synergy
Coat of Arms
23%inclusion13 decks56 decks
21%synergy
Contagion Clasp
23%inclusion13 decks56 decks
21%synergy
Door of Destinies
20%inclusion11 decks56 decks
17%synergy
Ashnod's Altar
16%inclusion9 decks56 decks
-3%synergy
Eldrazi Monument
14%inclusion8 decks56 decks
13%synergy
Whip of Erebos
8.9%inclusion5 decks56 decks
-2%synergy
Banner of Kinship
8.9%inclusion5 decks56 decks
7%synergy
Sensei's Divining Top
8.9%inclusion5 decks56 decks
1%synergy
Prosthetic Injector
7.1%inclusion4 decks56 decks
7%synergy
Whispersilk Cloak
7.1%inclusion4 decks56 decks
1%synergy
Aetherflux Reservoir
5.4%inclusion3 decks56 decks
-5%synergy
Urza's Incubator
5.4%inclusion3 decks56 decks
3%synergy
Winter Moon
5.4%inclusion3 decks56 decks
4%synergy
Grafted Exoskeleton
5.4%inclusion3 decks56 decks
4%synergy
Hall of Triumph
5.4%inclusion3 decks56 decks
5%synergy
Sword of Truth and Justice
5.4%inclusion3 decks56 decks
5%synergy
Expedition Map
5.4%inclusion3 decks56 decks
-7%synergy
Akroma's Memorial
5.4%inclusion3 decks56 decks
5%synergy
Enchantments
Phyrexian Arena
48%inclusion27 decks56 decks
8%synergy
Grave Pact
34%inclusion19 decks56 decks
15%synergy
Cover of Darkness
32%inclusion18 decks56 decks
30%synergy
Necrogen Communion
30%inclusion17 decks56 decks
28%synergy
Contamination
27%inclusion15 decks56 decks
23%synergy
Black Market
23%inclusion13 decks56 decks
2%synergy
Oversold Cemetery
21%inclusion12 decks56 decks
16%synergy
Haunted One
16%inclusion9 decks56 decks
13%synergy
Phyresis
16%inclusion9 decks56 decks
14%synergy
Bad Moon
14%inclusion8 decks56 decks
11%synergy
Animate Dead
13%inclusion7 decks56 decks
-5%synergy
Black Market Connections
13%inclusion7 decks56 decks
-11%synergy
Dictate of Erebos
13%inclusion7 decks56 decks
2%synergy
The Meathook Massacre
11%inclusion6 decks56 decks
-7%synergy
Painful Quandary
8.9%inclusion5 decks56 decks
-1%synergy
Lord Skitter's Blessing
8.9%inclusion5 decks56 decks
8%synergy
Vampiric Rites
8.9%inclusion5 decks56 decks
3%synergy
Tribute to Horobi
7.1%inclusion4 decks56 decks
6%synergy
Greed
7.1%inclusion4 decks56 decks
0%synergy
Sanguine Bond
7.1%inclusion4 decks56 decks
-5%synergy
Exquisite Blood
7.1%inclusion4 decks56 decks
-6%synergy
Phyrexian Reclamation
5.4%inclusion3 decks56 decks
-5%synergy
Intimidation
5.4%inclusion3 decks56 decks
5%synergy
No Mercy
5.4%inclusion3 decks56 decks
-2%synergy
Planeswalkers
Vraska, Betrayal's Sting
36%inclusion20 decks56 decks
33%synergy
Liliana of the Dark Realms
16%inclusion9 decks56 decks
2%synergy
Utility Lands
Cabal Coffers
71%inclusion40 decks56 decks
16%synergy
Bojuka Bog
63%inclusion35 decks56 decks
16%synergy
Urborg, Tomb of Yawgmoth
52%inclusion29 decks56 decks
14%synergy
Karn's Bastion
46%inclusion26 decks56 decks
42%synergy
Cabal Stronghold
38%inclusion21 decks56 decks
2%synergy
Mudflat Village
32%inclusion18 decks56 decks
30%synergy
Witch's Cottage
30%inclusion17 decks56 decks
6%synergy
Rogue's Passage
29%inclusion16 decks56 decks
10%synergy
Phyrexian Tower
27%inclusion15 decks56 decks
3%synergy
Mortuary Mire
23%inclusion13 decks56 decks
10%synergy
Reliquary Tower
21%inclusion12 decks56 decks
-10%synergy
Nykthos, Shrine to Nyx
18%inclusion10 decks56 decks
-12%synergy
Castle Locthwain
18%inclusion10 decks56 decks
0%synergy
Three Tree City
18%inclusion10 decks56 decks
14%synergy
Volrath's Stronghold
16%inclusion9 decks56 decks
12%synergy
War Room
13%inclusion7 decks56 decks
-4%synergy
Takenuma, Abandoned Mire
13%inclusion7 decks56 decks
-3%synergy
Shizo, Death's Storehouse
8.9%inclusion5 decks56 decks
-1%synergy
Memorial to Folly
8.9%inclusion5 decks56 decks
6%synergy
Temple of the False God
8.9%inclusion5 decks56 decks
1%synergy
Crypt of Agadeem
8.9%inclusion5 decks56 decks
-2%synergy
Buried Ruin
7.1%inclusion4 decks56 decks
2%synergy
Access Tunnel
7.1%inclusion4 decks56 decks
4%synergy
Command Beacon
5.4%inclusion3 decks56 decks
-3%synergy
The Black Gate
5.4%inclusion3 decks56 decks
2%synergy
Urza's Saga
5.4%inclusion3 decks56 decks
-3%synergy
Inkmoth Nexus
5.4%inclusion3 decks56 decks
4%synergy
Barren Moor
5.4%inclusion3 decks56 decks
-5%synergy
Mana Artifacts
Sol Ring
88%inclusion49 decks56 decks
1%synergy
Arcane Signet
43%inclusion24 decks56 decks
-20%synergy
Glistening Sphere
32%inclusion18 decks56 decks
31%synergy
Staff of Compleation
27%inclusion15 decks56 decks
25%synergy
Patchwork Banner
18%inclusion10 decks56 decks
14%synergy
Mind Stone
14%inclusion8 decks56 decks
-16%synergy
Caged Sun
11%inclusion6 decks56 decks
-1%synergy
The Soul Stone
10%inclusion3 decks29 decks
-3%synergy
Charcoal Diamond
8.9%inclusion5 decks56 decks
-14%synergy
Thought Vessel
8.9%inclusion5 decks56 decks
-18%synergy
Lotus Petal
8.9%inclusion5 decks56 decks
1%synergy
Throne of Eldraine
8.9%inclusion5 decks56 decks
-2%synergy
Mox Diamond
7.1%inclusion4 decks56 decks
3%synergy
Gauntlet of Power
5.4%inclusion3 decks56 decks
2%synergy
Grim Monolith
5.4%inclusion3 decks56 decks
3%synergy
Heraldic Banner
5.4%inclusion3 decks56 decks
0%synergy
Sceptre of Eternal Glory
5.4%inclusion3 decks56 decks
-4%synergy
Fellwar Stone
5.4%inclusion3 decks56 decks
-9%synergy
Everflowing Chalice
5.4%inclusion3 decks56 decks
-1%synergy
Lands
Swamp
91%inclusion51 decks56 decks
-4%synergy
Cavern of Souls
25%inclusion14 decks56 decks
18%synergy
Path of Ancestry
23%inclusion13 decks56 decks
18%synergy
Myriad Landscape
13%inclusion7 decks56 decks
-14%synergy
Malakir Rebirth
11%inclusion6 decks56 decks
-12%synergy
Fell the Profane
8.9%inclusion5 decks56 decks
-10%synergy
Evolving Wilds
8.9%inclusion5 decks56 decks
5%synergy
Snow-Covered Swamp
8.9%inclusion5 decks56 decks
2%synergy
Command Tower
7.1%inclusion4 decks56 decks
2%synergy
Mirrex
5.4%inclusion3 decks56 decks
5%synergy
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