Karumonix, the Rat King (Commander) - Optimized

Karumonix, the Rat King
Rank #381
68decks
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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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Decorum Dissertation
50%inclusion1 decks2 decks
45%synergy
High Synergy Cards
Marrow-Gnawer
88%inclusion60 decks68 decks
85%synergy
Piper of the Swarm
84%inclusion57 decks68 decks
77%synergy
Pack Rat
79%inclusion54 decks68 decks
73%synergy
Blightbelly Rat
75%inclusion51 decks68 decks
71%synergy
Swarmyard
76%inclusion52 decks68 decks
71%synergy
Ichor Rats
71%inclusion48 decks68 decks
68%synergy
Ogre Slumlord
76%inclusion52 decks68 decks
66%synergy
Rat Colony
66%inclusion45 decks68 decks
61%synergy
Lord Skitter, Sewer King
66%inclusion45 decks68 decks
58%synergy
Infectious Inquiry
53%inclusion36 decks68 decks
50%synergy
Top Cards
Dark Ritual
76%inclusion52 decks68 decks
10%synergy
Jet Medallion
65%inclusion44 decks68 decks
3%synergy
Bontu's Monument
57%inclusion39 decks68 decks
29%synergy
Vraska's Fall
53%inclusion36 decks68 decks
50%synergy
Crypt Rats
50%inclusion34 decks68 decks
45%synergy
Ashcoat of the Shadow Swarm
50%inclusion34 decks68 decks
47%synergy
Ratcatcher
50%inclusion34 decks68 decks
47%synergy
Tangled Colony
49%inclusion33 decks68 decks
45%synergy
Phyrexian Arena
49%inclusion33 decks68 decks
9%synergy
Rancid Rats
47%inclusion32 decks68 decks
45%synergy
Game Changers
Demonic Tutor
56%inclusion38 decks68 decks
29%synergy
Vampiric Tutor
46%inclusion31 decks68 decks
25%synergy
Bolas's Citadel
32%inclusion22 decks68 decks
4%synergy
Imperial Seal
21%inclusion14 decks68 decks
14%synergy
Ancient Tomb
19%inclusion13 decks68 decks
8%synergy
Necropotence
16%inclusion11 decks68 decks
1%synergy
Mana Vault
13%inclusion9 decks68 decks
7%synergy
Chrome Mox
10%inclusion7 decks68 decks
4%synergy
Opposition Agent
7.4%inclusion5 decks68 decks
-2%synergy
Ad Nauseam
7.4%inclusion5 decks68 decks
5%synergy
Creatures
Septic Rats
46%inclusion31 decks68 decks
44%synergy
Typhoid Rats
46%inclusion31 decks68 decks
42%synergy
Gnat Miser
43%inclusion29 decks68 decks
40%synergy
Lord Skitter's Butcher
41%inclusion28 decks68 decks
38%synergy
Stronghold Rats
34%inclusion23 decks68 decks
30%synergy
Burglar Rat
31%inclusion21 decks68 decks
20%synergy
Ayara, First of Locthwain
31%inclusion21 decks68 decks
5%synergy
Chittering Witch
31%inclusion21 decks68 decks
26%synergy
Swarm of Rats
29%inclusion20 decks68 decks
27%synergy
Voracious Vermin
29%inclusion20 decks68 decks
26%synergy
Locust Miser
28%inclusion19 decks68 decks
26%synergy
Ink-Eyes, Servant of Oni
28%inclusion19 decks68 decks
25%synergy
Chittering Skitterling
25%inclusion17 decks68 decks
24%synergy
Ruin Rat
25%inclusion17 decks68 decks
24%synergy
Rat King, Verminister
25%inclusion7 decks28 decks
22%synergy
Wave of Rats
22%inclusion15 decks68 decks
20%synergy
Nashi, Moon Sage's Scion
22%inclusion15 decks68 decks
18%synergy
Persistent Marshstalker
21%inclusion14 decks68 decks
18%synergy
Pestilence Rats
21%inclusion14 decks68 decks
19%synergy
Rat King, Pale Piper
20%inclusion4 decks20 decks
16%synergy
Changeling Outcast
19%inclusion13 decks68 decks
14%synergy
Species Specialist
16%inclusion11 decks68 decks
13%synergy
Nezumi Informant
16%inclusion11 decks68 decks
10%synergy
Valley Rotcaller
16%inclusion11 decks68 decks
13%synergy
Relentless Rats
15%inclusion10 decks68 decks
13%synergy
Ravenous Rats
15%inclusion10 decks68 decks
13%synergy
Engine Rat
15%inclusion10 decks68 decks
13%synergy
Throat Slitter
15%inclusion10 decks68 decks
13%synergy
Skullsnatcher
13%inclusion9 decks68 decks
13%synergy
Razortooth Rats
13%inclusion9 decks68 decks
13%synergy
Filth
13%inclusion9 decks68 decks
11%synergy
Twisted Sewer-Witch
13%inclusion9 decks68 decks
12%synergy
Crypt Ghast
13%inclusion9 decks68 decks
-34%synergy
Drainpipe Vermin
13%inclusion9 decks68 decks
12%synergy
Nezumi Prowler
13%inclusion9 decks68 decks
12%synergy
Gnawing Vermin
12%inclusion8 decks68 decks
10%synergy
Gray Merchant of Asphodel
12%inclusion8 decks68 decks
-39%synergy
Yawgmoth, Thran Physician
12%inclusion8 decks68 decks
2%synergy
Nezumi Cutthroat
12%inclusion8 decks68 decks
11%synergy
Nezumi Bone-Reader
12%inclusion8 decks68 decks
11%synergy
Old Flitterfang
12%inclusion8 decks68 decks
11%synergy
Nezumi Graverobber
10%inclusion7 decks68 decks
9%synergy
Zodiac Rat
10%inclusion7 decks68 decks
10%synergy
Blood Artist
10%inclusion7 decks68 decks
-22%synergy
Undercity Dire Rat
9.4%inclusion5 decks53 decks
8%synergy
Ruthless Radrat
8.8%inclusion6 decks68 decks
8%synergy
Scrib Nibblers
7.4%inclusion5 decks68 decks
7%synergy
Adaptive Automaton
7.4%inclusion5 decks68 decks
6%synergy
Sinuous Vermin
7.4%inclusion5 decks68 decks
7%synergy
Plague Stinger
5.9%inclusion4 decks68 decks
5%synergy
Instants
Whisper of the Dross
37%inclusion25 decks68 decks
34%synergy
Village Rites
34%inclusion23 decks68 decks
8%synergy
Defile
29%inclusion20 decks68 decks
-7%synergy
Go for the Throat
28%inclusion19 decks68 decks
5%synergy
Deadly Rollick
24%inclusion16 decks68 decks
-1%synergy
Deadly Dispute
21%inclusion14 decks68 decks
-5%synergy
Tainted Strike
19%inclusion13 decks68 decks
16%synergy
Grim Affliction
18%inclusion12 decks68 decks
16%synergy
Cabal Ritual
16%inclusion11 decks68 decks
-2%synergy
Culling the Weak
16%inclusion11 decks68 decks
0%synergy
Murder
16%inclusion11 decks68 decks
6%synergy
Tragic Slip
15%inclusion10 decks68 decks
-5%synergy
Imp's Mischief
12%inclusion8 decks68 decks
-13%synergy
Rat Out
12%inclusion8 decks68 decks
10%synergy
Malakir Rebirth
12%inclusion8 decks68 decks
-11%synergy
Withering Torment
12%inclusion8 decks68 decks
-20%synergy
Infernal Grasp
12%inclusion8 decks68 decks
-13%synergy
Anoint with Affliction
10%inclusion7 decks68 decks
10%synergy
Consuming Corruption
10%inclusion7 decks68 decks
-5%synergy
Virulent Wound
10%inclusion7 decks68 decks
10%synergy
Withering Boon
8.8%inclusion6 decks68 decks
4%synergy
Corrupted Conviction
8.8%inclusion6 decks68 decks
-4%synergy
Sudden Spoiling
8.8%inclusion6 decks68 decks
0%synergy
Entomb
7.4%inclusion5 decks68 decks
-5%synergy
Foul-Tongue Shriek
7.4%inclusion5 decks68 decks
6%synergy
Baleful Mastery
7.4%inclusion5 decks68 decks
-1%synergy
Fell the Profane
5.9%inclusion4 decks68 decks
-13%synergy
Snuff Out
5.9%inclusion4 decks68 decks
-7%synergy
Doom Blade
5.9%inclusion4 decks68 decks
-1%synergy
Pain 101
5.0%inclusion1 decks20 decks
4%synergy
Sorceries
Drown in Ichor
47%inclusion32 decks68 decks
43%synergy
Phyresis Outbreak
46%inclusion31 decks68 decks
44%synergy
Feed the Swarm
31%inclusion21 decks68 decks
-20%synergy
Revenge of the Rats
28%inclusion19 decks68 decks
25%synergy
Diabolic Intent
24%inclusion16 decks68 decks
9%synergy
Toxic Deluge
24%inclusion16 decks68 decks
-13%synergy
Bloodline Bidding
23%inclusion7 decks31 decks
18%synergy
Kindred Dominance
22%inclusion15 decks68 decks
17%synergy
Reanimate
21%inclusion14 decks68 decks
-19%synergy
Sign in Blood
21%inclusion14 decks68 decks
-15%synergy
Patriarch's Bidding
19%inclusion13 decks68 decks
15%synergy
Vat Emergence
18%inclusion12 decks68 decks
16%synergy
Diabolic Tutor
18%inclusion12 decks68 decks
3%synergy
Night's Whisper
16%inclusion11 decks68 decks
-8%synergy
Damnation
16%inclusion11 decks68 decks
-4%synergy
Grim Tutor
16%inclusion11 decks68 decks
5%synergy
Plague of Vermin
16%inclusion11 decks68 decks
14%synergy
Swarmyard Massacre
15%inclusion10 decks68 decks
12%synergy
Spread the Sickness
13%inclusion9 decks68 decks
13%synergy
Read the Bones
13%inclusion9 decks68 decks
-4%synergy
Crippling Fear
12%inclusion8 decks68 decks
9%synergy
Torment of Hailfire
10%inclusion7 decks68 decks
-5%synergy
Caress of Phyrexia
10%inclusion7 decks68 decks
10%synergy
Echoing Return
10%inclusion7 decks68 decks
7%synergy
Victimize
8.8%inclusion6 decks68 decks
-18%synergy
Bubbling Muck
8.8%inclusion6 decks68 decks
-7%synergy
In Garruk's Wake
8.8%inclusion6 decks68 decks
5%synergy
Gruesome Fate
8.8%inclusion6 decks68 decks
7%synergy
Feed the Infection
7.4%inclusion5 decks68 decks
7%synergy
Unearth
7.4%inclusion5 decks68 decks
-1%synergy
Geth's Summons
7.4%inclusion5 decks68 decks
7%synergy
Profane Tutor
5.9%inclusion4 decks68 decks
2%synergy
Exsanguinate
5.9%inclusion4 decks68 decks
-19%synergy
Living Death
5.9%inclusion4 decks68 decks
-4%synergy
Scheming Symmetry
5.9%inclusion4 decks68 decks
2%synergy
Buried Alive
5.9%inclusion4 decks68 decks
-6%synergy
Final Parting
5.9%inclusion4 decks68 decks
1%synergy
Insatiable Avarice
5.9%inclusion4 decks68 decks
-6%synergy
Shredder's Technique
5.0%inclusion1 decks20 decks
1%synergy
Utility Artifacts
Herald's Horn
46%inclusion31 decks68 decks
40%synergy
Skullclamp
34%inclusion23 decks68 decks
12%synergy
Lightning Greaves
31%inclusion21 decks68 decks
-3%synergy
Thrumming Stone
31%inclusion21 decks68 decks
27%synergy
Vanquisher's Banner
29%inclusion20 decks68 decks
25%synergy
Thornbite Staff
29%inclusion20 decks68 decks
27%synergy
Swiftfoot Boots
28%inclusion19 decks68 decks
-3%synergy
Contagion Engine
26%inclusion18 decks68 decks
25%synergy
Chronicle of Victory
26%inclusion8 decks31 decks
23%synergy
Contagion Clasp
25%inclusion17 decks68 decks
23%synergy
Coat of Arms
24%inclusion16 decks68 decks
21%synergy
Door of Destinies
21%inclusion14 decks68 decks
18%synergy
Ashnod's Altar
15%inclusion10 decks68 decks
-5%synergy
Whip of Erebos
12%inclusion8 decks68 decks
1%synergy
Eldrazi Monument
12%inclusion8 decks68 decks
10%synergy
Banner of Kinship
10%inclusion7 decks68 decks
8%synergy
Sensei's Divining Top
8.8%inclusion6 decks68 decks
1%synergy
Grafted Exoskeleton
8.8%inclusion6 decks68 decks
8%synergy
The Darkness Crystal
7.4%inclusion4 decks54 decks
-13%synergy
Akroma's Memorial
7.4%inclusion5 decks68 decks
6%synergy
Wayfarer's Bauble
5.9%inclusion4 decks68 decks
-9%synergy
Aetherflux Reservoir
5.9%inclusion4 decks68 decks
-4%synergy
Prosthetic Injector
5.9%inclusion4 decks68 decks
6%synergy
Wishclaw Talisman
5.9%inclusion4 decks68 decks
-1%synergy
Sword of Truth and Justice
5.9%inclusion4 decks68 decks
5%synergy
Anchovy & Banana Pizza
5.0%inclusion1 decks20 decks
5%synergy
Enchantments
Cover of Darkness
35%inclusion24 decks68 decks
32%synergy
Grave Pact
31%inclusion21 decks68 decks
11%synergy
Necrogen Communion
31%inclusion21 decks68 decks
29%synergy
Contamination
28%inclusion19 decks68 decks
25%synergy
Black Market
22%inclusion15 decks68 decks
1%synergy
Phyresis
21%inclusion14 decks68 decks
18%synergy
Black Market Connections
21%inclusion14 decks68 decks
-3%synergy
Oversold Cemetery
21%inclusion14 decks68 decks
15%synergy
Bad Moon
16%inclusion11 decks68 decks
13%synergy
Haunted One
15%inclusion10 decks68 decks
12%synergy
The Meathook Massacre
13%inclusion9 decks68 decks
-4%synergy
Dictate of Erebos
10%inclusion7 decks68 decks
-1%synergy
Animate Dead
10%inclusion7 decks68 decks
-7%synergy
Sanguine Bond
8.8%inclusion6 decks68 decks
-3%synergy
Exquisite Blood
8.8%inclusion6 decks68 decks
-4%synergy
Greed
7.4%inclusion5 decks68 decks
1%synergy
Vampiric Rites
7.4%inclusion5 decks68 decks
1%synergy
Tribute to Horobi
7.4%inclusion5 decks68 decks
6%synergy
No Mercy
7.4%inclusion5 decks68 decks
0%synergy
Lord Skitter's Blessing
7.4%inclusion5 decks68 decks
7%synergy
Phyrexian Reclamation
5.9%inclusion4 decks68 decks
-4%synergy
Planeswalkers
Vraska, Betrayal's Sting
35%inclusion24 decks68 decks
33%synergy
Liliana of the Dark Realms
18%inclusion12 decks68 decks
4%synergy
Utility Lands
Cabal Coffers
71%inclusion48 decks68 decks
16%synergy
Bojuka Bog
65%inclusion44 decks68 decks
18%synergy
Urborg, Tomb of Yawgmoth
46%inclusion31 decks68 decks
8%synergy
Karn's Bastion
40%inclusion27 decks68 decks
36%synergy
Cabal Stronghold
34%inclusion23 decks68 decks
-1%synergy
Mudflat Village
32%inclusion22 decks68 decks
30%synergy
Phyrexian Tower
25%inclusion17 decks68 decks
0%synergy
Witch's Cottage
25%inclusion17 decks68 decks
0%synergy
Reliquary Tower
25%inclusion17 decks68 decks
-5%synergy
Mortuary Mire
24%inclusion16 decks68 decks
10%synergy
Nykthos, Shrine to Nyx
22%inclusion15 decks68 decks
-8%synergy
Rogue's Passage
22%inclusion15 decks68 decks
3%synergy
Three Tree City
19%inclusion13 decks68 decks
14%synergy
Castle Locthwain
15%inclusion10 decks68 decks
-2%synergy
Crypt of Agadeem
12%inclusion8 decks68 decks
0%synergy
Volrath's Stronghold
12%inclusion8 decks68 decks
8%synergy
Shizo, Death's Storehouse
10%inclusion7 decks68 decks
0%synergy
War Room
8.8%inclusion6 decks68 decks
-7%synergy
Takenuma, Abandoned Mire
8.8%inclusion6 decks68 decks
-7%synergy
Secret Tunnel
8.3%inclusion3 decks36 decks
7%synergy
Inkmoth Nexus
7.4%inclusion5 decks68 decks
6%synergy
Buried Ruin
5.9%inclusion4 decks68 decks
1%synergy
Temple of the False God
5.9%inclusion4 decks68 decks
-2%synergy
Access Tunnel
5.9%inclusion4 decks68 decks
3%synergy
Mana Artifacts
Sol Ring
88%inclusion60 decks68 decks
2%synergy
Arcane Signet
41%inclusion28 decks68 decks
-21%synergy
Glistening Sphere
32%inclusion22 decks68 decks
31%synergy
Staff of Compleation
26%inclusion18 decks68 decks
25%synergy
Patchwork Banner
15%inclusion10 decks68 decks
10%synergy
Mind Stone
13%inclusion9 decks68 decks
-16%synergy
Thought Vessel
12%inclusion8 decks68 decks
-14%synergy
Caged Sun
8.8%inclusion6 decks68 decks
-2%synergy
Everflowing Chalice
7.4%inclusion5 decks68 decks
2%synergy
The Soul Stone
6.8%inclusion3 decks44 decks
-8%synergy
Charcoal Diamond
5.9%inclusion4 decks68 decks
-16%synergy
Lotus Petal
5.9%inclusion4 decks68 decks
-1%synergy
Throne of Eldraine
5.9%inclusion4 decks68 decks
-4%synergy
Mox Diamond
5.9%inclusion4 decks68 decks
2%synergy
Lands
Swamp
94%inclusion64 decks68 decks
-1%synergy
Cavern of Souls
24%inclusion16 decks68 decks
17%synergy
Path of Ancestry
18%inclusion12 decks68 decks
12%synergy
Myriad Landscape
16%inclusion11 decks68 decks
-9%synergy
Command Tower
12%inclusion8 decks68 decks
6%synergy
Malakir Rebirth
12%inclusion8 decks68 decks
-11%synergy
Big Apple, 3 a.m.
10%inclusion2 decks20 decks
8%synergy
Fell the Profane
5.9%inclusion4 decks68 decks
-13%synergy
Evolving Wilds
5.9%inclusion4 decks68 decks
2%synergy
Snow-Covered Swamp
5.9%inclusion4 decks68 decks
-1%synergy
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