Massacre Girl, Known Killer (Commander) - Expensive Infect

Background image for Fire and Ice: Which Cards Are Hot and Cold for Massacre Girl, Known Killer?
Julia Maddalena
Dec 12, 2025
Fire and Ice: Which Cards Are Hot and Cold for Massacre Girl, Known Killer?
This week on Fire and Ice, we're looking at mono-black -1/-1 counters with Massacre Girl, Known Killer killing creatures with wither.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Necroskitter
100%inclusion11 decks11 decks
97%synergy
Inkmoth Nexus
91%inclusion10 decks11 decks
90%synergy
Karn's Bastion
91%inclusion10 decks11 decks
87%synergy
The Meathook Massacre
100%inclusion11 decks11 decks
83%synergy
Yawgmoth, Thran Physician
91%inclusion10 decks11 decks
81%synergy
Skithiryx, the Blight Dragon
82%inclusion9 decks11 decks
80%synergy
Phyresis Outbreak
82%inclusion9 decks11 decks
80%synergy
Dismember
91%inclusion10 decks11 decks
80%synergy
Blowfly Infestation
82%inclusion9 decks11 decks
79%synergy
Drown in Ichor
82%inclusion9 decks11 decks
77%synergy
Top Cards
Defile
91%inclusion10 decks11 decks
53%synergy
Reanimate
91%inclusion10 decks11 decks
52%synergy
Toxic Deluge
91%inclusion10 decks11 decks
54%synergy
Jet Medallion
91%inclusion10 decks11 decks
31%synergy
Dark Ritual
82%inclusion9 decks11 decks
16%synergy
Massacre Girl
82%inclusion9 decks11 decks
74%synergy
Massacre Wurm
82%inclusion9 decks11 decks
64%synergy
Nest of Scarabs
73%inclusion8 decks11 decks
68%synergy
Contagion Engine
73%inclusion8 decks11 decks
71%synergy
K'rrik, Son of Yawgmoth
73%inclusion8 decks11 decks
54%synergy
Game Changers
Orcish Bowmasters
73%inclusion8 decks11 decks
59%synergy
Ancient Tomb
64%inclusion7 decks11 decks
52%synergy
Demonic Tutor
64%inclusion7 decks11 decks
36%synergy
Vampiric Tutor
55%inclusion6 decks11 decks
33%synergy
Bolas's Citadel
36%inclusion4 decks11 decks
7%synergy
Mana Vault
36%inclusion4 decks11 decks
29%synergy
Chrome Mox
36%inclusion4 decks11 decks
30%synergy
The One Ring
27%inclusion3 decks11 decks
18%synergy
Necropotence
27%inclusion3 decks11 decks
12%synergy
Mox Diamond
27%inclusion3 decks11 decks
24%synergy
Creatures
Maha, Its Feathers Night
71%inclusion5 decks7 decks
67%synergy
Vincent Valentine
67%inclusion2 decks3 decks
60%synergy
Spitting Dilophosaurus
64%inclusion7 decks11 decks
61%synergy
Sheoldred, the Apocalypse
64%inclusion7 decks11 decks
49%synergy
Crypt Ghast
64%inclusion7 decks11 decks
15%synergy
Slaughter Specialist
64%inclusion7 decks11 decks
61%synergy
Vein Ripper
64%inclusion7 decks11 decks
58%synergy
Drivnod, Carnage Dominus
55%inclusion6 decks11 decks
47%synergy
Hand of the Praetors
55%inclusion6 decks11 decks
54%synergy
Syr Konrad, the Grim
45%inclusion5 decks11 decks
25%synergy
Plague Myr
45%inclusion5 decks11 decks
44%synergy
Blood Artist
45%inclusion5 decks11 decks
14%synergy
Gray Merchant of Asphodel
45%inclusion5 decks11 decks
-6%synergy
Phyrexian Obliterator
45%inclusion5 decks11 decks
34%synergy
Mikaeus, the Unhallowed
45%inclusion5 decks11 decks
37%synergy
Vilis, Broker of Blood
45%inclusion5 decks11 decks
32%synergy
Phyrexian Crusader
45%inclusion5 decks11 decks
45%synergy
Ichor Rats
45%inclusion5 decks11 decks
42%synergy
Yahenni, Undying Partisan
45%inclusion5 decks11 decks
39%synergy
Persistent Constrictor
40%inclusion2 decks5 decks
37%synergy
Plague Stinger
36%inclusion4 decks11 decks
35%synergy
Dread Presence
36%inclusion4 decks11 decks
21%synergy
Pestilent Syphoner
36%inclusion4 decks11 decks
36%synergy
Bilious Skulldweller
36%inclusion4 decks11 decks
35%synergy
Blightbelly Rat
36%inclusion4 decks11 decks
33%synergy
Blightsteel Colossus
36%inclusion4 decks11 decks
36%synergy
Zenos yae Galvus
33%inclusion1 decks3 decks
29%synergy
Myr Convert
27%inclusion3 decks11 decks
27%synergy
Ichorclaw Myr
27%inclusion3 decks11 decks
27%synergy
Sheoldred, Whispering One
27%inclusion3 decks11 decks
15%synergy
Clackbridge Troll
27%inclusion3 decks11 decks
24%synergy
Skinrender
27%inclusion3 decks11 decks
26%synergy
Guul Draz Assassin
27%inclusion3 decks11 decks
27%synergy
Dauthi Voidwalker
27%inclusion3 decks11 decks
12%synergy
Phyrexian Juggernaut
18%inclusion2 decks11 decks
18%synergy
Phage the Untouchable
18%inclusion2 decks11 decks
17%synergy
Opposition Agent
18%inclusion2 decks11 decks
8%synergy
Reaper of Sheoldred
18%inclusion2 decks11 decks
18%synergy
Morbid Opportunist
18%inclusion2 decks11 decks
-4%synergy
Corrosive Mentor
18%inclusion2 decks11 decks
17%synergy
Infected Vermin
18%inclusion2 decks11 decks
18%synergy
Flensermite
18%inclusion2 decks11 decks
18%synergy
Grim Hireling
18%inclusion2 decks11 decks
14%synergy
Akroan Horse
18%inclusion2 decks11 decks
17%synergy
Sheoldred
18%inclusion2 decks11 decks
12%synergy
Hunted Bonebrute
18%inclusion2 decks11 decks
16%synergy
Scourge of the Skyclaves
18%inclusion2 decks11 decks
18%synergy
Septic Rats
18%inclusion2 decks11 decks
16%synergy
Midnight Banshee
18%inclusion2 decks11 decks
15%synergy
Ascendant Evincar
18%inclusion2 decks11 decks
16%synergy
Instants
Tragic Slip
73%inclusion8 decks11 decks
52%synergy
Slice from the Shadows
70%inclusion7 decks10 decks
68%synergy
Overkill
67%inclusion2 decks3 decks
59%synergy
Black Sun's Twilight
64%inclusion7 decks11 decks
59%synergy
Sudden Spoiling
64%inclusion7 decks11 decks
54%synergy
Whisper of the Dross
55%inclusion6 decks11 decks
51%synergy
Deadly Rollick
45%inclusion5 decks11 decks
22%synergy
Vraska's Fall
45%inclusion5 decks11 decks
42%synergy
Bloodline Culling
36%inclusion4 decks11 decks
35%synergy
Fell the Profane
29%inclusion2 decks7 decks
10%synergy
Imp's Mischief
27%inclusion3 decks11 decks
4%synergy
Snuff Out
27%inclusion3 decks11 decks
15%synergy
Join the Dead
27%inclusion3 decks11 decks
26%synergy
Withering Torment
20%inclusion1 decks5 decks
-11%synergy
Grim Affliction
18%inclusion2 decks11 decks
16%synergy
Cabal Ritual
18%inclusion2 decks11 decks
0%synergy
Virulent Wound
18%inclusion2 decks11 decks
18%synergy
Darkness
18%inclusion2 decks11 decks
9%synergy
Tainted Strike
18%inclusion2 decks11 decks
15%synergy
Malakir Rebirth
18%inclusion2 decks11 decks
-4%synergy
Sheoldred's Edict
9.1%inclusion1 decks11 decks
-5%synergy
Entomb
9.1%inclusion1 decks11 decks
-3%synergy
Go for the Throat
9.1%inclusion1 decks11 decks
-14%synergy
Darkblast
9.1%inclusion1 decks11 decks
8%synergy
Withering Boon
9.1%inclusion1 decks11 decks
5%synergy
Infernal Grasp
9.1%inclusion1 decks11 decks
-16%synergy
Baleful Mastery
9.1%inclusion1 decks11 decks
0%synergy
Sorceries
Black Sun's Zenith
64%inclusion7 decks11 decks
58%synergy
Feed the Swarm
55%inclusion6 decks11 decks
3%synergy
Bubbling Muck
45%inclusion5 decks11 decks
30%synergy
Infectious Inquiry
45%inclusion5 decks11 decks
42%synergy
Nuclear Fallout
44%inclusion4 decks9 decks
43%synergy
Rise of the Dark Realms
36%inclusion4 decks11 decks
24%synergy
Mutilate
27%inclusion3 decks11 decks
8%synergy
Profane Tutor
18%inclusion2 decks11 decks
14%synergy
Profane Command
18%inclusion2 decks11 decks
16%synergy
Sign in Blood
18%inclusion2 decks11 decks
-18%synergy
Terror Tide
9.1%inclusion1 decks11 decks
8%synergy
Diabolic Tutor
9.1%inclusion1 decks11 decks
-6%synergy
Incremental Blight
9.1%inclusion1 decks11 decks
8%synergy
Imperial Seal
9.1%inclusion1 decks11 decks
2%synergy
Peer into the Abyss
9.1%inclusion1 decks11 decks
-2%synergy
Persist
9.1%inclusion1 decks11 decks
5%synergy
Battle at the Bridge
9.1%inclusion1 decks11 decks
9%synergy
Agadeem's Awakening
9.1%inclusion1 decks11 decks
2%synergy
Yahenni's Expertise
9.1%inclusion1 decks11 decks
8%synergy
Witch's Vengeance
9.1%inclusion1 decks11 decks
9%synergy
Night's Whisper
9.1%inclusion1 decks11 decks
-15%synergy
Exsanguinate
9.1%inclusion1 decks11 decks
-15%synergy
Blight Grenade
9.1%inclusion1 decks11 decks
9%synergy
Geth's Summons
9.1%inclusion1 decks11 decks
9%synergy
Massacre
9.1%inclusion1 decks11 decks
8%synergy
Grim Tutor
9.1%inclusion1 decks11 decks
-3%synergy
Languish
9.1%inclusion1 decks11 decks
7%synergy
Utility Artifacts
Grafted Exoskeleton
64%inclusion7 decks11 decks
62%synergy
Contagion Clasp
55%inclusion6 decks11 decks
52%synergy
Lightning Greaves
55%inclusion6 decks11 decks
21%synergy
Sword of Truth and Justice
36%inclusion4 decks11 decks
36%synergy
Genesis Chamber
27%inclusion3 decks11 decks
24%synergy
Swiftfoot Boots
27%inclusion3 decks11 decks
-4%synergy
Commander's Plate
27%inclusion3 decks11 decks
22%synergy
Tarrian's Soulcleaver
18%inclusion2 decks11 decks
15%synergy
Recon Craft Theta
11%inclusion1 decks9 decks
11%synergy
Chimil, the Inner Sun
9.1%inclusion1 decks11 decks
8%synergy
Whip of Erebos
9.1%inclusion1 decks11 decks
-2%synergy
Cauldron of Souls
9.1%inclusion1 decks11 decks
8%synergy
Blade of the Bloodchief
9.1%inclusion1 decks11 decks
7%synergy
Shadowspear
9.1%inclusion1 decks11 decks
5%synergy
Expedition Map
9.1%inclusion1 decks11 decks
-3%synergy
Bontu's Monument
9.1%inclusion1 decks11 decks
-19%synergy
Akroma's Memorial
9.1%inclusion1 decks11 decks
8%synergy
Whispersilk Cloak
9.1%inclusion1 decks11 decks
3%synergy
Fireshrieker
9.1%inclusion1 decks11 decks
7%synergy
Champion's Helm
9.1%inclusion1 decks11 decks
7%synergy
Sword of Feast and Famine
9.1%inclusion1 decks11 decks
7%synergy
Enchantments
Crumbling Ashes
55%inclusion6 decks11 decks
53%synergy
Phyresis
45%inclusion5 decks11 decks
43%synergy
Black Market Connections
45%inclusion5 decks11 decks
22%synergy
Virtue of Persistence
45%inclusion5 decks11 decks
40%synergy
Nowhere to Run
43%inclusion3 decks7 decks
40%synergy
Black Market
36%inclusion4 decks11 decks
15%synergy
Glistening Oil
36%inclusion4 decks11 decks
36%synergy
Bloodchief Ascension
36%inclusion4 decks11 decks
27%synergy
Phyrexian Reclamation
27%inclusion3 decks11 decks
17%synergy
Screams from Within
27%inclusion3 decks11 decks
26%synergy
Meathook Massacre II
20%inclusion1 decks5 decks
13%synergy
Funeral Room // Awakening Hall
20%inclusion1 decks5 decks
15%synergy
Animate Dead
18%inclusion2 decks11 decks
0%synergy
Revel in Riches
18%inclusion2 decks11 decks
13%synergy
Phyrexian Arena
18%inclusion2 decks11 decks
-22%synergy
Chthonian Nightmare
14%inclusion1 decks7 decks
11%synergy
Clawing Torment
9.1%inclusion1 decks11 decks
9%synergy
Sadistic Glee
9.1%inclusion1 decks11 decks
8%synergy
Viper's Kiss
9.1%inclusion1 decks11 decks
9%synergy
Shade's Form
9.1%inclusion1 decks11 decks
8%synergy
Warlock Class
9.1%inclusion1 decks11 decks
8%synergy
Night of Souls' Betrayal
9.1%inclusion1 decks11 decks
7%synergy
Lethal Vapors
9.1%inclusion1 decks11 decks
9%synergy
Kaya's Ghostform
9.1%inclusion1 decks11 decks
-1%synergy
Quag Sickness
9.1%inclusion1 decks11 decks
9%synergy
Pestilence
9.1%inclusion1 decks11 decks
6%synergy
Bitterblossom
9.1%inclusion1 decks11 decks
-4%synergy
Bad Moon
9.1%inclusion1 decks11 decks
6%synergy
Necrogen Communion
9.1%inclusion1 decks11 decks
7%synergy
Battles
Invasion of Innistrad
9.1%inclusion1 decks11 decks
8%synergy
Planeswalkers
Vraska, Betrayal's Sting
64%inclusion7 decks11 decks
61%synergy
Liliana of the Dark Realms
27%inclusion3 decks11 decks
13%synergy
Liliana, the Last Hope
9.1%inclusion1 decks11 decks
7%synergy
Liliana, Death Wielder
9.1%inclusion1 decks11 decks
8%synergy
Utility Lands
Cabal Coffers
91%inclusion10 decks11 decks
36%synergy
Urborg, Tomb of Yawgmoth
91%inclusion10 decks11 decks
53%synergy
Reliquary Tower
73%inclusion8 decks11 decks
41%synergy
Nykthos, Shrine to Nyx
64%inclusion7 decks11 decks
34%synergy
Castle Locthwain
45%inclusion5 decks11 decks
28%synergy
Witch's Cottage
36%inclusion4 decks11 decks
12%synergy
War Room
36%inclusion4 decks11 decks
20%synergy
Takenuma, Abandoned Mire
36%inclusion4 decks11 decks
20%synergy
Rogue's Passage
36%inclusion4 decks11 decks
18%synergy
Bojuka Bog
27%inclusion3 decks11 decks
-20%synergy
Shizo, Death's Storehouse
18%inclusion2 decks11 decks
8%synergy
Vesuva
18%inclusion2 decks11 decks
15%synergy
Grasping Dunes
18%inclusion2 decks11 decks
18%synergy
Urza's Saga
18%inclusion2 decks11 decks
10%synergy
Volrath's Stronghold
18%inclusion2 decks11 decks
14%synergy
Command Beacon
18%inclusion2 decks11 decks
10%synergy
Cabal Pit
18%inclusion2 decks11 decks
17%synergy
Ifnir Deadlands
18%inclusion2 decks11 decks
17%synergy
Thespian's Stage
18%inclusion2 decks11 decks
12%synergy
Lake of the Dead
18%inclusion2 decks11 decks
13%synergy
Strip Mine
18%inclusion2 decks11 decks
15%synergy
Cabal Stronghold
9.1%inclusion1 decks11 decks
-27%synergy
Desert of the Glorified
9.1%inclusion1 decks11 decks
6%synergy
Maze of Ith
9.1%inclusion1 decks11 decks
6%synergy
Blast Zone
9.1%inclusion1 decks11 decks
7%synergy
Ebon Stronghold
9.1%inclusion1 decks11 decks
8%synergy
Scavenger Grounds
9.1%inclusion1 decks11 decks
7%synergy
Emergence Zone
9.1%inclusion1 decks11 decks
6%synergy
Geier Reach Sanitarium
9.1%inclusion1 decks11 decks
-3%synergy
Minas Morgul, Dark Fortress
9.1%inclusion1 decks11 decks
6%synergy
Deserted Temple
9.1%inclusion1 decks11 decks
5%synergy
Mikokoro, Center of the Sea
9.1%inclusion1 decks11 decks
6%synergy
Mana Artifacts
Sol Ring
100%inclusion11 decks11 decks
14%synergy
Arcane Signet
73%inclusion8 decks11 decks
10%synergy
Staff of Compleation
55%inclusion6 decks11 decks
53%synergy
Glistening Sphere
36%inclusion4 decks11 decks
35%synergy
Jeweled Lotus
36%inclusion4 decks11 decks
34%synergy
Mana Crypt
36%inclusion4 decks11 decks
34%synergy
Throne of Eldraine
36%inclusion4 decks11 decks
26%synergy
Thought Vessel
27%inclusion3 decks11 decks
0%synergy
Caged Sun
18%inclusion2 decks11 decks
6%synergy
Lotus Petal
18%inclusion2 decks11 decks
11%synergy
Thran Dynamo
18%inclusion2 decks11 decks
12%synergy
Sceptre of Eternal Glory
18%inclusion2 decks11 decks
9%synergy
Extraplanar Lens
18%inclusion2 decks11 decks
13%synergy
Everflowing Chalice
9.1%inclusion1 decks11 decks
3%synergy
Gauntlet of Power
9.1%inclusion1 decks11 decks
6%synergy
Charcoal Diamond
9.1%inclusion1 decks11 decks
-14%synergy
Coldsteel Heart
9.1%inclusion1 decks11 decks
7%synergy
Decanter of Endless Water
9.1%inclusion1 decks11 decks
6%synergy
Mind Stone
9.1%inclusion1 decks11 decks
-22%synergy
Lands
Swamp
82%inclusion9 decks11 decks
-13%synergy
Verdant Catacombs
36%inclusion4 decks11 decks
33%synergy
Forbidden Orchard
36%inclusion4 decks11 decks
34%synergy
Marsh Flats
36%inclusion4 decks11 decks
33%synergy
Polluted Delta
36%inclusion4 decks11 decks
33%synergy
Bloodstained Mire
36%inclusion4 decks11 decks
33%synergy
Fell the Profane
29%inclusion2 decks7 decks
10%synergy
Urza's Cave
29%inclusion2 decks7 decks
20%synergy
Command Tower
27%inclusion3 decks11 decks
22%synergy
Prismatic Vista
18%inclusion2 decks11 decks
16%synergy
Malakir Rebirth
18%inclusion2 decks11 decks
-4%synergy
Snow-Covered Swamp
18%inclusion2 decks11 decks
11%synergy
Fabled Passage
9.1%inclusion1 decks11 decks
7%synergy
The Seedcore
9.1%inclusion1 decks11 decks
9%synergy
Myriad Landscape
9.1%inclusion1 decks11 decks
-18%synergy
Mirrex
9.1%inclusion1 decks11 decks
8%synergy
Agadeem's Awakening
9.1%inclusion1 decks11 decks
2%synergy
Gemstone Caverns
9.1%inclusion1 decks11 decks
5%synergy