Marrow-Gnawer (Commander) - Optimized

Jeremy Rowe
Mar 20, 2026
Building Rat Typal With Marrow-Gnawer
These Rats will do a lot more than pull your hair. Let's see what Marrow-Gnawer can do leading a swarm of Rats in Commander.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Rat King, Verminister
28%inclusion39 decks141 decks
25%synergy
Rat King, Pale Piper
12%inclusion13 decks106 decks
8%synergy
Big Apple, 3 a.m.
9.4%inclusion10 decks106 decks
7%synergy
Emeritus of Woe
7.7%inclusion2 decks26 decks
3%synergy
Splinter's Technique
5.7%inclusion8 decks141 decks
4%synergy
High Synergy Cards
Rat Colony
80%inclusion312 decks389 decks
75%synergy
Piper of the Swarm
81%inclusion314 decks389 decks
74%synergy
Thornbite Staff
76%inclusion296 decks389 decks
73%synergy
Pack Rat
79%inclusion308 decks389 decks
73%synergy
Karumonix, the Rat King
78%inclusion302 decks389 decks
73%synergy
Swarmyard
78%inclusion302 decks389 decks
72%synergy
Ogre Slumlord
74%inclusion289 decks389 decks
64%synergy
Ashcoat of the Shadow Swarm
61%inclusion236 decks389 decks
57%synergy
Lord Skitter, Sewer King
63%inclusion247 decks389 decks
55%synergy
Thrumming Stone
52%inclusion201 decks389 decks
48%synergy
Top Cards
Jet Medallion
73%inclusion285 decks389 decks
12%synergy
Dark Ritual
72%inclusion279 decks389 decks
5%synergy
Ayara, First of Locthwain
69%inclusion267 decks389 decks
43%synergy
Skullclamp
65%inclusion254 decks389 decks
43%synergy
Bontu's Monument
65%inclusion251 decks389 decks
36%synergy
Lightning Greaves
51%inclusion199 decks389 decks
18%synergy
Herald's Horn
49%inclusion192 decks389 decks
44%synergy
Phyrexian Arena
48%inclusion187 decks389 decks
8%synergy
Ratcatcher
47%inclusion184 decks389 decks
44%synergy
Grave Pact
47%inclusion182 decks389 decks
27%synergy
Game Changers
Demonic Tutor
58%inclusion227 decks389 decks
31%synergy
Vampiric Tutor
47%inclusion184 decks389 decks
26%synergy
Bolas's Citadel
41%inclusion158 decks389 decks
12%synergy
Necropotence
22%inclusion84 decks389 decks
7%synergy
Ancient Tomb
20%inclusion77 decks389 decks
8%synergy
Imperial Seal
14%inclusion56 decks389 decks
8%synergy
The One Ring
11%inclusion44 decks389 decks
2%synergy
Chrome Mox
8.5%inclusion33 decks389 decks
3%synergy
Opposition Agent
8.2%inclusion32 decks389 decks
-1%synergy
Mana Vault
7.2%inclusion28 decks389 decks
1%synergy
Creatures
Species Specialist
45%inclusion174 decks389 decks
41%synergy
Ink-Eyes, Servant of Oni
43%inclusion169 decks389 decks
40%synergy
Mirkwood Bats
40%inclusion157 decks389 decks
32%synergy
Crypt Rats
38%inclusion149 decks389 decks
34%synergy
Valley Rotcaller
38%inclusion148 decks389 decks
35%synergy
Crypt Ghast
32%inclusion123 decks389 decks
-16%synergy
Persistent Marshstalker
31%inclusion121 decks389 decks
28%synergy
Typhoid Rats
31%inclusion120 decks389 decks
27%synergy
Voracious Vermin
27%inclusion105 decks389 decks
24%synergy
Swarm of Rats
27%inclusion105 decks389 decks
24%synergy
Lord Skitter's Butcher
27%inclusion104 decks389 decks
23%synergy
Tangled Colony
25%inclusion97 decks389 decks
22%synergy
Zulaport Cutthroat
25%inclusion96 decks389 decks
2%synergy
Gnat Miser
24%inclusion94 decks389 decks
21%synergy
Burglar Rat
24%inclusion93 decks389 decks
13%synergy
Nashi, Moon Sage's Scion
22%inclusion87 decks389 decks
18%synergy
Chittering Witch
22%inclusion84 decks389 decks
17%synergy
Throat Slitter
21%inclusion83 decks389 decks
19%synergy
Pestilence Rats
21%inclusion81 decks389 decks
19%synergy
Blood Artist
20%inclusion79 decks389 decks
-11%synergy
Relentless Rats
17%inclusion68 decks389 decks
16%synergy
Rancid Rats
16%inclusion61 decks389 decks
13%synergy
Twisted Sewer-Witch
15%inclusion59 decks389 decks
14%synergy
Wave of Rats
15%inclusion58 decks389 decks
13%synergy
Locust Miser
15%inclusion57 decks389 decks
13%synergy
Nezumi Graverobber
14%inclusion56 decks389 decks
13%synergy
Gray Merchant of Asphodel
13%inclusion52 decks389 decks
-38%synergy
Crashing Drawbridge
13%inclusion49 decks389 decks
10%synergy
Blightbelly Rat
12%inclusion48 decks389 decks
9%synergy
Ravenous Rats
10%inclusion40 decks389 decks
9%synergy
Stronghold Rats
10%inclusion40 decks389 decks
6%synergy
Nezumi Prowler
10%inclusion38 decks389 decks
8%synergy
Ichor Rats
9.0%inclusion35 decks389 decks
6%synergy
Drainpipe Vermin
8.7%inclusion34 decks389 decks
7%synergy
Marvin, Murderous Mimic
8.2%inclusion32 decks388 decks
7%synergy
Pitiless Plunderer
8.2%inclusion32 decks389 decks
-11%synergy
Ruin Rat
8.2%inclusion32 decks389 decks
7%synergy
Septic Rats
8.0%inclusion31 decks389 decks
6%synergy
Old Flitterfang
8.0%inclusion31 decks389 decks
7%synergy
Engine Rat
7.5%inclusion29 decks386 decks
6%synergy
Nezumi Informant
7.5%inclusion29 decks389 decks
1%synergy
Nezumi Bone-Reader
6.9%inclusion27 decks389 decks
6%synergy
Gnawing Vermin
6.7%inclusion26 decks389 decks
5%synergy
Roaming Throne
6.4%inclusion25 decks389 decks
3%synergy
Undercity Dire Rat
6.3%inclusion20 decks320 decks
4%synergy
Dark Confidant
6.2%inclusion24 decks389 decks
-1%synergy
Skullsnatcher
6.2%inclusion24 decks389 decks
5%synergy
Adaptive Automaton
5.4%inclusion21 decks389 decks
4%synergy
Okiba-Gang Shinobi
5.4%inclusion21 decks389 decks
4%synergy
Mukotai Ambusher
5.1%inclusion20 decks389 decks
4%synergy
Instants
Village Rites
37%inclusion145 decks389 decks
12%synergy
Deadly Rollick
32%inclusion124 decks389 decks
8%synergy
Defile
31%inclusion120 decks389 decks
-6%synergy
Foul-Tongue Shriek
27%inclusion105 decks389 decks
25%synergy
Culling the Weak
26%inclusion102 decks389 decks
10%synergy
Deadly Dispute
25%inclusion98 decks389 decks
-1%synergy
Withering Torment
22%inclusion86 decks388 decks
-9%synergy
Go for the Throat
21%inclusion81 decks389 decks
-2%synergy
Imp's Mischief
20%inclusion78 decks389 decks
-5%synergy
Infernal Grasp
17%inclusion65 decks389 decks
-8%synergy
Tragic Slip
16%inclusion63 decks389 decks
-4%synergy
Corrupted Conviction
16%inclusion61 decks389 decks
3%synergy
Cabal Ritual
15%inclusion58 decks389 decks
-3%synergy
Malakir Rebirth
14%inclusion54 decks389 decks
-9%synergy
Fell the Profane
12%inclusion47 decks389 decks
-7%synergy
Hero's Downfall
12%inclusion46 decks389 decks
5%synergy
Sudden Spoiling
12%inclusion46 decks389 decks
3%synergy
Murder
11%inclusion44 decks389 decks
1%synergy
Force of Despair
10%inclusion39 decks389 decks
2%synergy
Dismember
9.3%inclusion36 decks389 decks
-1%synergy
Rat Out
7.2%inclusion28 decks389 decks
6%synergy
Gravepurge
7.2%inclusion28 decks389 decks
6%synergy
Ad Nauseam
7.2%inclusion28 decks389 decks
5%synergy
Doom Blade
6.7%inclusion26 decks389 decks
-1%synergy
Songs of the Damned
5.7%inclusion22 decks389 decks
0%synergy
Snuff Out
5.1%inclusion20 decks389 decks
-8%synergy
Sorceries
Feed the Swarm
42%inclusion163 decks389 decks
-9%synergy
Patriarch's Bidding
40%inclusion156 decks389 decks
36%synergy
Diabolic Intent
36%inclusion140 decks389 decks
21%synergy
Kindred Dominance
35%inclusion135 decks389 decks
30%synergy
Gruesome Fate
34%inclusion134 decks389 decks
32%synergy
Swarmyard Massacre
32%inclusion124 decks389 decks
30%synergy
Sign in Blood
28%inclusion110 decks389 decks
-7%synergy
Echoing Return
27%inclusion104 decks389 decks
24%synergy
Grim Tutor
25%inclusion97 decks389 decks
13%synergy
Diabolic Tutor
24%inclusion95 decks389 decks
10%synergy
Plague of Vermin
24%inclusion94 decks389 decks
22%synergy
Revenge of the Rats
24%inclusion93 decks387 decks
21%synergy
Crippling Fear
21%inclusion83 decks389 decks
18%synergy
Toxic Deluge
20%inclusion79 decks389 decks
-16%synergy
Damnation
20%inclusion77 decks389 decks
-1%synergy
Bloodline Bidding
16%inclusion25 decks153 decks
12%synergy
Night's Whisper
16%inclusion63 decks389 decks
-8%synergy
Reanimate
16%inclusion61 decks389 decks
-24%synergy
Read the Bones
13%inclusion52 decks389 decks
-4%synergy
Exsanguinate
13%inclusion49 decks389 decks
-12%synergy
Victimize
11%inclusion44 decks389 decks
-15%synergy
Torment of Hailfire
11%inclusion44 decks389 decks
-4%synergy
Blasphemous Edict
10%inclusion39 decks387 decks
-7%synergy
Secret Salvage
10%inclusion39 decks389 decks
9%synergy
Bubbling Muck
10%inclusion38 decks389 decks
-6%synergy
Living Death
10%inclusion37 decks389 decks
-1%synergy
Insatiable Avarice
7.7%inclusion30 decks389 decks
-4%synergy
Beseech the Mirror
7.2%inclusion28 decks389 decks
0%synergy
Haunting Voyage
6.4%inclusion25 decks389 decks
5%synergy
Profane Tutor
6.2%inclusion24 decks389 decks
2%synergy
Utility Artifacts
Coat of Arms
35%inclusion137 decks389 decks
33%synergy
Vanquisher's Banner
34%inclusion131 decks389 decks
30%synergy
Swiftfoot Boots
29%inclusion114 decks389 decks
-2%synergy
Ashnod's Altar
28%inclusion108 decks389 decks
8%synergy
Phyrexian Altar
23%inclusion90 decks389 decks
10%synergy
Eldrazi Monument
22%inclusion84 decks389 decks
20%synergy
Banner of Kinship
21%inclusion83 decks387 decks
19%synergy
Door of Destinies
21%inclusion82 decks389 decks
19%synergy
Whip of Erebos
18%inclusion71 decks389 decks
7%synergy
Thousand-Year Elixir
16%inclusion63 decks389 decks
14%synergy
Sting, the Glinting Dagger
16%inclusion61 decks389 decks
14%synergy
Altar of the Brood
11%inclusion44 decks389 decks
9%synergy
Chronicle of Victory
11%inclusion17 decks155 decks
8%synergy
Mirror Box
7.2%inclusion28 decks389 decks
7%synergy
Illusionist's Bracers
6.9%inclusion27 decks389 decks
6%synergy
Sword of the Squeak
6.7%inclusion26 decks389 decks
6%synergy
The Darkness Crystal
6.5%inclusion21 decks322 decks
-13%synergy
Sensei's Divining Top
6.4%inclusion25 decks389 decks
-2%synergy
Akroma's Memorial
6.4%inclusion25 decks389 decks
6%synergy
Urza's Incubator
5.9%inclusion23 decks389 decks
4%synergy
Wishclaw Talisman
5.7%inclusion22 decks389 decks
-1%synergy
Aetherflux Reservoir
5.4%inclusion21 decks389 decks
-4%synergy
Expedition Map
5.1%inclusion20 decks389 decks
-7%synergy
Throne of the God-Pharaoh
5.1%inclusion20 decks389 decks
5%synergy
Enchantments
Haunted One
32%inclusion126 decks389 decks
30%synergy
Black Market
30%inclusion117 decks389 decks
9%synergy
Contamination
29%inclusion112 decks389 decks
25%synergy
The Meathook Massacre
27%inclusion104 decks389 decks
9%synergy
Black Market Connections
24%inclusion94 decks389 decks
0%synergy
Dictate of Erebos
20%inclusion78 decks389 decks
9%synergy
Bastion of Remembrance
13%inclusion49 decks389 decks
-4%synergy
Bad Moon
13%inclusion49 decks389 decks
9%synergy
Vampiric Rites
11%inclusion42 decks389 decks
5%synergy
Exquisite Blood
8.7%inclusion34 decks389 decks
-4%synergy
Attrition
8.5%inclusion33 decks389 decks
6%synergy
Cover of Darkness
8.2%inclusion32 decks389 decks
5%synergy
Oversold Cemetery
7.5%inclusion29 decks389 decks
2%synergy
Sanguine Bond
6.9%inclusion27 decks389 decks
-5%synergy
Dark Prophecy
5.4%inclusion21 decks389 decks
2%synergy
Planeswalkers
Liliana of the Dark Realms
13%inclusion50 decks389 decks
-1%synergy
Utility Lands
Cabal Coffers
72%inclusion280 decks389 decks
17%synergy
Urborg, Tomb of Yawgmoth
49%inclusion189 decks389 decks
11%synergy
Three Tree City
48%inclusion187 decks389 decks
43%synergy
Bojuka Bog
47%inclusion183 decks389 decks
0%synergy
Cabal Stronghold
41%inclusion160 decks389 decks
6%synergy
Nykthos, Shrine to Nyx
40%inclusion157 decks389 decks
11%synergy
Phyrexian Tower
36%inclusion141 decks389 decks
11%synergy
Mudflat Village
33%inclusion128 decks389 decks
30%synergy
Witch's Cottage
28%inclusion108 decks389 decks
3%synergy
Reliquary Tower
25%inclusion99 decks389 decks
-5%synergy
Crypt of Agadeem
22%inclusion84 decks389 decks
10%synergy
Castle Locthwain
18%inclusion71 decks389 decks
1%synergy
Mortuary Mire
17%inclusion65 decks389 decks
4%synergy
Rogue's Passage
16%inclusion62 decks389 decks
-3%synergy
Takenuma, Abandoned Mire
14%inclusion53 decks389 decks
-2%synergy
War Room
13%inclusion52 decks389 decks
-3%synergy
Westvale Abbey
11%inclusion41 decks389 decks
4%synergy
Urza's Saga
8.0%inclusion31 decks389 decks
0%synergy
Barren Moor
7.5%inclusion29 decks389 decks
-2%synergy
Buried Ruin
5.7%inclusion22 decks389 decks
1%synergy
Lake of the Dead
5.1%inclusion20 decks389 decks
0%synergy
Temple of the False God
5.1%inclusion20 decks389 decks
-3%synergy
Mana Artifacts
Sol Ring
93%inclusion361 decks389 decks
7%synergy
Arcane Signet
54%inclusion212 decks389 decks
-7%synergy
Patriar's Seal
23%inclusion88 decks389 decks
20%synergy
Patchwork Banner
21%inclusion81 decks389 decks
16%synergy
The Soul Stone
13%inclusion35 decks274 decks
-2%synergy
Thought Vessel
11%inclusion44 decks389 decks
-14%synergy
Charcoal Diamond
10%inclusion40 decks389 decks
-12%synergy
Heraldic Banner
10%inclusion40 decks389 decks
5%synergy
Mind Stone
10%inclusion39 decks389 decks
-19%synergy
Caged Sun
7.7%inclusion30 decks389 decks
-4%synergy
Throne of Eldraine
6.9%inclusion27 decks389 decks
-3%synergy
Fellwar Stone
6.9%inclusion27 decks389 decks
-7%synergy
Lotus Petal
6.7%inclusion26 decks389 decks
-1%synergy
Gauntlet of Power
6.2%inclusion24 decks389 decks
3%synergy
Nyx Lotus
5.7%inclusion22 decks389 decks
-1%synergy
Extraplanar Lens
5.4%inclusion21 decks389 decks
0%synergy
Mox Diamond
5.4%inclusion21 decks389 decks
2%synergy
Lands
Swamp
95%inclusion371 decks389 decks
0%synergy
Cavern of Souls
31%inclusion122 decks389 decks
25%synergy
Path of Ancestry
27%inclusion104 decks389 decks
22%synergy
Myriad Landscape
17%inclusion67 decks389 decks
-8%synergy
Malakir Rebirth
14%inclusion54 decks389 decks
-9%synergy
Fell the Profane
12%inclusion47 decks389 decks
-7%synergy
Command Tower
6.7%inclusion26 decks389 decks
1%synergy
Snow-Covered Swamp
5.4%inclusion21 decks389 decks
-1%synergy