Karumonix, the Rat King (Commander) - Expensive Core

Karumonix, the Rat King
Rank #385
96decks
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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, Pale Piper
43%inclusion3 decks7 decks
40%synergy
Rat King, Verminister
36%inclusion5 decks14 decks
34%synergy
Chronicle of Victory
31%inclusion5 decks16 decks
29%synergy
Bloodline Bidding
25%inclusion4 decks16 decks
21%synergy
Splinter, Hamato Yoshi
14%inclusion1 decks7 decks
14%synergy
High Synergy Cards
Marrow-Gnawer
97%inclusion93 decks96 decks
94%synergy
Piper of the Swarm
89%inclusion85 decks96 decks
82%synergy
Ashcoat of the Shadow Swarm
80%inclusion77 decks96 decks
77%synergy
Pack Rat
78%inclusion75 decks96 decks
72%synergy
Swarmyard
77%inclusion74 decks96 decks
72%synergy
Ogre Slumlord
78%inclusion75 decks96 decks
68%synergy
Lord Skitter, Sewer King
75%inclusion72 decks96 decks
67%synergy
Blightbelly Rat
69%inclusion66 decks96 decks
65%synergy
Rat Colony
70%inclusion67 decks96 decks
65%synergy
Ichor Rats
63%inclusion60 decks96 decks
59%synergy
Top Cards
Jet Medallion
83%inclusion80 decks96 decks
22%synergy
Bontu's Monument
64%inclusion61 decks96 decks
35%synergy
Dark Ritual
59%inclusion57 decks96 decks
-7%synergy
Cover of Darkness
58%inclusion56 decks96 decks
56%synergy
Vraska's Fall
57%inclusion55 decks96 decks
54%synergy
Herald's Horn
57%inclusion55 decks96 decks
52%synergy
Phyresis Outbreak
57%inclusion55 decks96 decks
55%synergy
Infectious Inquiry
56%inclusion54 decks96 decks
53%synergy
Skullclamp
53%inclusion51 decks96 decks
32%synergy
Lord Skitter's Butcher
51%inclusion49 decks96 decks
48%synergy
Game Changers
Demonic Tutor
5.2%inclusion5 decks96 decks
-22%synergy
Necropotence
5.2%inclusion5 decks96 decks
-10%synergy
Creatures
Ratcatcher
49%inclusion47 decks96 decks
46%synergy
Crypt Rats
48%inclusion46 decks96 decks
43%synergy
Tangled Colony
47%inclusion45 decks96 decks
44%synergy
Typhoid Rats
45%inclusion43 decks96 decks
41%synergy
Septic Rats
45%inclusion43 decks96 decks
43%synergy
Species Specialist
43%inclusion41 decks96 decks
39%synergy
Rancid Rats
38%inclusion36 decks96 decks
35%synergy
Persistent Marshstalker
36%inclusion31 decks85 decks
34%synergy
Burglar Rat
36%inclusion35 decks96 decks
25%synergy
Crypt Ghast
36%inclusion35 decks96 decks
-12%synergy
Ink-Eyes, Servant of Oni
34%inclusion33 decks96 decks
31%synergy
Gnat Miser
33%inclusion32 decks96 decks
30%synergy
Voracious Vermin
33%inclusion32 decks96 decks
30%synergy
Stronghold Rats
32%inclusion31 decks96 decks
28%synergy
Changeling Outcast
30%inclusion29 decks96 decks
25%synergy
Ayara, First of Locthwain
30%inclusion29 decks96 decks
5%synergy
Yawgmoth, Thran Physician
29%inclusion28 decks96 decks
19%synergy
Wave of Rats
29%inclusion28 decks96 decks
27%synergy
Nashi, Moon Sage's Scion
29%inclusion28 decks96 decks
25%synergy
Swarm of Rats
23%inclusion22 decks96 decks
20%synergy
Engine Rat
22%inclusion12 decks54 decks
21%synergy
Valley Rotcaller
21%inclusion18 decks85 decks
19%synergy
Roaming Throne
21%inclusion20 decks96 decks
18%synergy
Chittering Skitterling
20%inclusion19 decks96 decks
19%synergy
Throat Slitter
20%inclusion19 decks96 decks
18%synergy
Nezumi Informant
19%inclusion18 decks96 decks
12%synergy
Filth
17%inclusion16 decks96 decks
14%synergy
Pestilence Rats
17%inclusion16 decks96 decks
15%synergy
Gnawing Vermin
17%inclusion16 decks96 decks
15%synergy
Undercity Dire Rat
16%inclusion7 decks44 decks
14%synergy
Chittering Witch
16%inclusion15 decks96 decks
11%synergy
Nezumi Cutthroat
16%inclusion15 decks96 decks
15%synergy
Nezumi Graverobber
15%inclusion14 decks96 decks
13%synergy
Rotting Rats
15%inclusion14 decks96 decks
11%synergy
Zodiac Rat
14%inclusion13 decks96 decks
13%synergy
Nezumi Prowler
14%inclusion13 decks96 decks
12%synergy
Old Flitterfang
14%inclusion13 decks96 decks
12%synergy
Relentless Rats
14%inclusion13 decks96 decks
12%synergy
Locust Miser
13%inclusion12 decks96 decks
11%synergy
Twisted Sewer-Witch
13%inclusion12 decks96 decks
11%synergy
Ruthless Radrat
11%inclusion11 decks96 decks
11%synergy
Gray Merchant of Asphodel
11%inclusion11 decks96 decks
-40%synergy
Drainpipe Vermin
11%inclusion11 decks96 decks
10%synergy
Ruin Rat
11%inclusion11 decks96 decks
10%synergy
Razortooth Rats
10%inclusion10 decks96 decks
10%synergy
Adaptive Automaton
9.4%inclusion9 decks96 decks
8%synergy
Refurbished Familiar
8.9%inclusion8 decks90 decks
7%synergy
Skullsnatcher
8.3%inclusion8 decks96 decks
8%synergy
Metallic Mimic
7.3%inclusion7 decks96 decks
7%synergy
Ravenous Rats
7.3%inclusion7 decks96 decks
5%synergy
Instants
Whisper of the Dross
33%inclusion32 decks96 decks
30%synergy
Defile
32%inclusion31 decks96 decks
-5%synergy
Malakir Rebirth
29%inclusion28 decks96 decks
6%synergy
Village Rites
27%inclusion26 decks96 decks
2%synergy
Fell the Profane
26%inclusion24 decks91 decks
8%synergy
Deadly Rollick
25%inclusion24 decks96 decks
1%synergy
Tainted Strike
24%inclusion23 decks96 decks
21%synergy
Grim Affliction
23%inclusion22 decks96 decks
21%synergy
Infernal Grasp
20%inclusion19 decks96 decks
-5%synergy
Withering Torment
19%inclusion14 decks72 decks
-12%synergy
Go for the Throat
19%inclusion18 decks96 decks
-4%synergy
Anoint with Affliction
17%inclusion16 decks96 decks
16%synergy
Rat Out
14%inclusion13 decks96 decks
12%synergy
Sudden Spoiling
13%inclusion12 decks96 decks
3%synergy
Tragic Slip
13%inclusion12 decks96 decks
-8%synergy
Consuming Corruption
11%inclusion10 decks90 decks
-5%synergy
Bitter Triumph
10%inclusion10 decks96 decks
1%synergy
Corrupted Conviction
10%inclusion10 decks96 decks
-2%synergy
Snuff Out
9.4%inclusion9 decks96 decks
-4%synergy
Virulent Wound
9.4%inclusion9 decks96 decks
9%synergy
Foul-Tongue Shriek
9.4%inclusion9 decks96 decks
8%synergy
Deadly Dispute
8.3%inclusion8 decks96 decks
-17%synergy
Darkness
8.3%inclusion8 decks96 decks
-1%synergy
Baleful Mastery
7.3%inclusion7 decks96 decks
-2%synergy
Feign Death
7.3%inclusion7 decks96 decks
-1%synergy
Cabal Ritual
6.3%inclusion6 decks96 decks
-12%synergy
Hagra Mauling
6.3%inclusion6 decks96 decks
2%synergy
Sheoldred's Edict
6.3%inclusion6 decks96 decks
-8%synergy
Not Dead After All
6.3%inclusion6 decks96 decks
-5%synergy
Hero's Downfall
6.3%inclusion6 decks96 decks
-1%synergy
Imp's Mischief
6.3%inclusion6 decks96 decks
-18%synergy
Offer Immortality
5.2%inclusion5 decks96 decks
3%synergy
Murder
5.2%inclusion5 decks96 decks
-5%synergy
Gravepurge
5.2%inclusion5 decks96 decks
3%synergy
Sorceries
Drown in Ichor
48%inclusion46 decks96 decks
44%synergy
Feed the Swarm
45%inclusion43 decks96 decks
-6%synergy
Kindred Dominance
43%inclusion41 decks96 decks
38%synergy
Patriarch's Bidding
38%inclusion36 decks96 decks
33%synergy
Swarmyard Massacre
35%inclusion29 decks82 decks
33%synergy
Sign in Blood
31%inclusion30 decks96 decks
-5%synergy
Toxic Deluge
26%inclusion25 decks96 decks
-11%synergy
Crippling Fear
26%inclusion25 decks96 decks
23%synergy
Plague of Vermin
25%inclusion24 decks96 decks
23%synergy
Echoing Return
22%inclusion21 decks96 decks
19%synergy
Night's Whisper
20%inclusion19 decks96 decks
-5%synergy
Revenge of the Rats
18%inclusion12 decks65 decks
16%synergy
Pact of the Serpent
18%inclusion17 decks96 decks
16%synergy
Vat Emergence
17%inclusion16 decks96 decks
15%synergy
Damnation
16%inclusion15 decks96 decks
-5%synergy
Agadeem's Awakening
13%inclusion12 decks96 decks
5%synergy
Haunting Voyage
13%inclusion12 decks96 decks
11%synergy
Diabolic Intent
10%inclusion10 decks96 decks
-4%synergy
Unearth
10%inclusion10 decks96 decks
2%synergy
Read the Bones
10%inclusion10 decks96 decks
-7%synergy
Reanimate
10%inclusion10 decks96 decks
-29%synergy
Insatiable Avarice
10%inclusion9 decks94 decks
-2%synergy
Spread the Sickness
8.3%inclusion8 decks96 decks
8%synergy
Feed the Infection
8.3%inclusion8 decks96 decks
8%synergy
Mutilate
8.3%inclusion8 decks96 decks
-9%synergy
Geth's Summons
7.3%inclusion7 decks96 decks
7%synergy
Bubbling Muck
7.3%inclusion7 decks96 decks
-8%synergy
Diabolic Tutor
6.3%inclusion6 decks96 decks
-8%synergy
Victimize
6.3%inclusion6 decks96 decks
-20%synergy
Caress of Phyrexia
5.2%inclusion5 decks96 decks
5%synergy
Torment of Hailfire
5.2%inclusion5 decks96 decks
-10%synergy
Living Death
5.2%inclusion5 decks96 decks
-5%synergy
Forever Young
5.2%inclusion5 decks96 decks
4%synergy
Exsanguinate
5.2%inclusion5 decks96 decks
-19%synergy
Utility Artifacts
Thrumming Stone
45%inclusion43 decks96 decks
41%synergy
Vanquisher's Banner
41%inclusion39 decks96 decks
37%synergy
Contagion Engine
29%inclusion28 decks96 decks
27%synergy
Whip of Erebos
24%inclusion23 decks96 decks
13%synergy
Coat of Arms
23%inclusion22 decks96 decks
20%synergy
Contagion Clasp
22%inclusion21 decks96 decks
19%synergy
Lightning Greaves
20%inclusion19 decks96 decks
-14%synergy
Eldrazi Monument
20%inclusion19 decks96 decks
18%synergy
Door of Destinies
18%inclusion17 decks96 decks
16%synergy
Swiftfoot Boots
15%inclusion14 decks96 decks
-17%synergy
Banner of Kinship
14%inclusion9 decks65 decks
12%synergy
Sword of Truth and Justice
13%inclusion12 decks96 decks
12%synergy
Grafted Exoskeleton
11%inclusion11 decks96 decks
10%synergy
Wayfarer's Bauble
9.4%inclusion9 decks96 decks
-6%synergy
The Darkness Crystal
9.1%inclusion4 decks44 decks
-11%synergy
Ashnod's Altar
8.3%inclusion8 decks96 decks
-11%synergy
Urza's Incubator
8.3%inclusion8 decks96 decks
6%synergy
Whispersilk Cloak
7.3%inclusion7 decks96 decks
1%synergy
Expedition Map
7.3%inclusion7 decks96 decks
-5%synergy
Akroma's Memorial
6.3%inclusion6 decks96 decks
5%synergy
Gathering Stone
6.3%inclusion1 decks16 decks
5%synergy
Mirror Box
5.2%inclusion5 decks96 decks
5%synergy
Sword of Hearth and Home
5.2%inclusion5 decks96 decks
4%synergy
Enchantments
Phyrexian Arena
48%inclusion46 decks96 decks
8%synergy
Black Market Connections
38%inclusion36 decks96 decks
14%synergy
Haunted One
30%inclusion29 decks96 decks
28%synergy
Necrogen Communion
23%inclusion22 decks96 decks
21%synergy
Bad Moon
22%inclusion21 decks96 decks
19%synergy
Black Market
20%inclusion19 decks96 decks
-1%synergy
Grave Pact
20%inclusion19 decks96 decks
1%synergy
Phyresis
18%inclusion17 decks96 decks
16%synergy
Oversold Cemetery
18%inclusion17 decks96 decks
12%synergy
Dictate of Erebos
14%inclusion13 decks96 decks
3%synergy
The Meathook Massacre
13%inclusion12 decks96 decks
-5%synergy
Tribute to Horobi
13%inclusion12 decks96 decks
11%synergy
Glistening Oil
9.4%inclusion9 decks96 decks
9%synergy
Dark Prophecy
9.4%inclusion9 decks96 decks
5%synergy
Vampiric Rites
7.3%inclusion7 decks96 decks
1%synergy
Phyrexian Reclamation
6.3%inclusion6 decks96 decks
-4%synergy
Bastion of Remembrance
5.2%inclusion5 decks96 decks
-12%synergy
Planeswalkers
Vraska, Betrayal's Sting
39%inclusion37 decks96 decks
36%synergy
Liliana of the Dark Realms
17%inclusion16 decks96 decks
3%synergy
Utility Lands
Cabal Coffers
89%inclusion85 decks96 decks
34%synergy
Urborg, Tomb of Yawgmoth
70%inclusion67 decks96 decks
32%synergy
Nykthos, Shrine to Nyx
59%inclusion57 decks96 decks
30%synergy
Cabal Stronghold
53%inclusion51 decks96 decks
18%synergy
Three Tree City
52%inclusion44 decks85 decks
47%synergy
Karn's Bastion
51%inclusion49 decks96 decks
47%synergy
Bojuka Bog
43%inclusion41 decks96 decks
-4%synergy
Mudflat Village
39%inclusion33 decks85 decks
36%synergy
Phyrexian Tower
38%inclusion36 decks96 decks
13%synergy
Rogue's Passage
32%inclusion31 decks96 decks
13%synergy
Shizo, Death's Storehouse
29%inclusion28 decks96 decks
19%synergy
Reliquary Tower
28%inclusion27 decks96 decks
-3%synergy
Castle Locthwain
24%inclusion23 decks96 decks
7%synergy
Takenuma, Abandoned Mire
22%inclusion21 decks96 decks
6%synergy
Crypt of Agadeem
22%inclusion21 decks96 decks
11%synergy
Secret Tunnel
21%inclusion6 decks28 decks
20%synergy
Witch's Cottage
21%inclusion20 decks96 decks
-4%synergy
War Room
20%inclusion19 decks96 decks
3%synergy
Minas Morgul, Dark Fortress
17%inclusion16 decks96 decks
14%synergy
Midgar, City of Mako
14%inclusion6 decks43 decks
2%synergy
Access Tunnel
14%inclusion13 decks96 decks
10%synergy
Mortuary Mire
14%inclusion13 decks96 decks
0%synergy
Mutavault
11%inclusion11 decks96 decks
11%synergy
Inkmoth Nexus
9.4%inclusion9 decks96 decks
8%synergy
Vesuva
8.3%inclusion8 decks96 decks
5%synergy
Volrath's Stronghold
8.3%inclusion8 decks96 decks
5%synergy
Temple of the False God
8.3%inclusion8 decks96 decks
0%synergy
Susur Secundi, Void Altar
8.3%inclusion3 decks36 decks
1%synergy
High Market
6.3%inclusion6 decks96 decks
-1%synergy
Barren Moor
6.3%inclusion6 decks96 decks
-4%synergy
Deserted Temple
6.3%inclusion6 decks96 decks
2%synergy
The Black Gate
5.2%inclusion5 decks96 decks
2%synergy
Leechridden Swamp
5.2%inclusion5 decks96 decks
2%synergy
Mana Artifacts
Sol Ring
75%inclusion72 decks96 decks
-11%synergy
Glistening Sphere
54%inclusion52 decks96 decks
53%synergy
Arcane Signet
48%inclusion46 decks96 decks
-14%synergy
Patchwork Banner
36%inclusion31 decks85 decks
32%synergy
The Soul Stone
26%inclusion9 decks34 decks
13%synergy
Staff of Compleation
26%inclusion25 decks96 decks
24%synergy
Thought Vessel
11%inclusion11 decks96 decks
-15%synergy
Heraldic Banner
11%inclusion11 decks96 decks
6%synergy
Gauntlet of Power
10%inclusion10 decks96 decks
7%synergy
Throne of Eldraine
10%inclusion10 decks96 decks
0%synergy
Charcoal Diamond
9.4%inclusion9 decks96 decks
-13%synergy
Mind Stone
9.4%inclusion9 decks96 decks
-20%synergy
Caged Sun
8.3%inclusion8 decks96 decks
-3%synergy
Phyrexian Atlas
7.3%inclusion7 decks96 decks
7%synergy
Nyx Lotus
5.2%inclusion5 decks96 decks
-1%synergy
Lands
Swamp
95%inclusion91 decks96 decks
0%synergy
Cavern of Souls
50%inclusion48 decks96 decks
43%synergy
Path of Ancestry
33%inclusion32 decks96 decks
28%synergy
Malakir Rebirth
29%inclusion28 decks96 decks
6%synergy
Fell the Profane
26%inclusion24 decks91 decks
8%synergy
Myriad Landscape
16%inclusion15 decks96 decks
-10%synergy
Urza's Cave
13%inclusion12 decks92 decks
5%synergy
Agadeem's Awakening
13%inclusion12 decks96 decks
5%synergy
Snow-Covered Swamp
7.3%inclusion7 decks96 decks
1%synergy
Polluted Delta
7.3%inclusion7 decks96 decks
4%synergy
Verdant Catacombs
7.3%inclusion7 decks96 decks
4%synergy
Hagra Mauling
6.3%inclusion6 decks96 decks
2%synergy
Bloodstained Mire
6.3%inclusion6 decks96 decks
3%synergy
Command Tower
5.2%inclusion5 decks96 decks
0%synergy
Marsh Flats
5.2%inclusion5 decks96 decks
2%synergy
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