Massacre Girl, Known Killer (Commander) - Expensive Core

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
Mai, Scornful Striker
13%inclusion1 decks8 decks
10%synergy
Ruinous Waterbending
13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
Necroskitter
94%inclusion118 decks126 decks
90%synergy
Spitting Dilophosaurus
90%inclusion113 decks126 decks
87%synergy
Blowfly Infestation
87%inclusion110 decks126 decks
85%synergy
Nest of Scarabs
89%inclusion112 decks126 decks
85%synergy
Massacre Girl
90%inclusion113 decks126 decks
82%synergy
Maha, Its Feathers Night
86%inclusion76 decks88 decks
82%synergy
Black Sun's Zenith
86%inclusion108 decks126 decks
80%synergy
Midnight Banshee
82%inclusion103 decks126 decks
79%synergy
Massacre Wurm
95%inclusion120 decks126 decks
78%synergy
Slaughter Specialist
79%inclusion99 decks126 decks
76%synergy
Top Cards
Jet Medallion
90%inclusion114 decks126 decks
30%synergy
Defile
89%inclusion112 decks126 decks
51%synergy
Toxic Deluge
87%inclusion110 decks126 decks
50%synergy
The Meathook Massacre
86%inclusion108 decks126 decks
68%synergy
Crypt Ghast
85%inclusion107 decks126 decks
36%synergy
Yawgmoth, Thran Physician
84%inclusion106 decks126 decks
74%synergy
Tragic Slip
79%inclusion100 decks126 decks
59%synergy
Drivnod, Carnage Dominus
75%inclusion95 decks126 decks
68%synergy
Dismember
69%inclusion87 decks126 decks
58%synergy
Drown in Ichor
68%inclusion86 decks126 decks
64%synergy
Game Changers
Orcish Bowmasters
43%inclusion54 decks126 decks
29%synergy
Creatures
Gray Merchant of Asphodel
65%inclusion82 decks126 decks
13%synergy
Clackbridge Troll
63%inclusion80 decks126 decks
61%synergy
Persistent Constrictor
58%inclusion47 decks81 decks
55%synergy
Blood Artist
58%inclusion73 decks126 decks
26%synergy
Dread Presence
57%inclusion72 decks126 decks
42%synergy
Vein Ripper
57%inclusion72 decks126 decks
52%synergy
Morbid Opportunist
53%inclusion67 decks126 decks
31%synergy
Sheoldred, the Apocalypse
50%inclusion63 decks126 decks
35%synergy
Vilis, Broker of Blood
48%inclusion61 decks126 decks
35%synergy
Hunted Bonebrute
48%inclusion60 decks126 decks
46%synergy
Grim Hireling
48%inclusion60 decks126 decks
43%synergy
Skinrender
47%inclusion59 decks126 decks
45%synergy
Yahenni, Undying Partisan
44%inclusion55 decks126 decks
37%synergy
Syr Konrad, the Grim
40%inclusion50 decks126 decks
19%synergy
Ascendant Evincar
37%inclusion47 decks126 decks
35%synergy
Corrosive Mentor
33%inclusion42 decks126 decks
32%synergy
Phyrexian Obliterator
32%inclusion40 decks126 decks
21%synergy
Soul Snuffers
27%inclusion34 decks126 decks
26%synergy
Kaervek, the Spiteful
26%inclusion33 decks126 decks
24%synergy
K'rrik, Son of Yawgmoth
26%inclusion33 decks126 decks
7%synergy
Solemn Simulacrum
24%inclusion30 decks126 decks
0%synergy
Akroan Horse
24%inclusion30 decks126 decks
23%synergy
Mikaeus, the Unhallowed
21%inclusion26 decks126 decks
13%synergy
Drana, Liberator of Malakir
20%inclusion25 decks126 decks
17%synergy
Harvester of Misery
19%inclusion20 decks103 decks
19%synergy
Bloodletter of Aclazotz
19%inclusion24 decks126 decks
8%synergy
Skithiryx, the Blight Dragon
19%inclusion24 decks126 decks
17%synergy
Zenos yae Galvus
18%inclusion6 decks34 decks
14%synergy
Ayara, First of Locthwain
17%inclusion21 decks126 decks
-9%synergy
Carnifex Demon
16%inclusion20 decks126 decks
15%synergy
Harvester of Souls
16%inclusion20 decks126 decks
9%synergy
Nirkana Revenant
16%inclusion20 decks126 decks
4%synergy
Guul Draz Assassin
16%inclusion20 decks126 decks
15%synergy
Gix, Yawgmoth Praetor
15%inclusion19 decks126 decks
10%synergy
Sephiroth, Fabled SOLDIER
15%inclusion5 decks34 decks
10%synergy
Mari, the Killing Quill
14%inclusion18 decks126 decks
13%synergy
Zulaport Cutthroat
13%inclusion17 decks126 decks
-10%synergy
Banewhip Punisher
13%inclusion16 decks126 decks
12%synergy
Gisa, Glorious Resurrector
13%inclusion16 decks126 decks
8%synergy
Dauthi Voidwalker
13%inclusion16 decks126 decks
-3%synergy
Demon of Dark Schemes
12%inclusion15 decks126 decks
11%synergy
Sangromancer
12%inclusion15 decks126 decks
1%synergy
Archfiend of Ifnir
10%inclusion13 decks126 decks
8%synergy
Bloodthirsty Conqueror
10%inclusion7 decks72 decks
1%synergy
Rev, Tithe Extractor
10%inclusion7 decks72 decks
8%synergy
Harbinger of Night
10%inclusion12 decks126 decks
9%synergy
Rottenmouth Viper
9.3%inclusion8 decks86 decks
6%synergy
Festering Mummy
8.7%inclusion11 decks126 decks
8%synergy
Plague Engineer
8.7%inclusion11 decks126 decks
8%synergy
Sheoldred
7.9%inclusion10 decks126 decks
1%synergy
Instants
Sudden Spoiling
68%inclusion86 decks126 decks
59%synergy
Black Sun's Twilight
63%inclusion80 decks126 decks
59%synergy
Dark Ritual
56%inclusion70 decks126 decks
-11%synergy
Slice from the Shadows
55%inclusion68 decks124 decks
53%synergy
Malakir Rebirth
48%inclusion61 decks126 decks
26%synergy
Withering Torment
41%inclusion33 decks81 decks
9%synergy
Overkill
35%inclusion11 decks31 decks
28%synergy
Bloodline Culling
33%inclusion42 decks126 decks
32%synergy
Deadly Rollick
32%inclusion40 decks126 decks
8%synergy
Imp's Mischief
30%inclusion38 decks126 decks
6%synergy
Whisper of the Dross
28%inclusion35 decks126 decks
25%synergy
Grim Affliction
28%inclusion35 decks126 decks
26%synergy
Join the Dead
25%inclusion31 decks126 decks
23%synergy
Fell the Profane
17%inclusion16 decks94 decks
-2%synergy
Darkness
16%inclusion20 decks126 decks
6%synergy
Not Dead After All
16%inclusion20 decks126 decks
5%synergy
Erebos's Intervention
16%inclusion20 decks126 decks
13%synergy
Grasp of Darkness
12%inclusion15 decks126 decks
10%synergy
Thrilling Encore
11%inclusion14 decks126 decks
9%synergy
Feign Death
10%inclusion13 decks126 decks
2%synergy
Stab
7.1%inclusion5 decks70 decks
6%synergy
Wither and Bloom
6.5%inclusion6 decks92 decks
6%synergy
Consuming Corruption
6.4%inclusion6 decks94 decks
-10%synergy
Undying Malice
6.3%inclusion8 decks126 decks
-3%synergy
Vraska's Fall
6.3%inclusion8 decks126 decks
3%synergy
Make Obsolete
5.6%inclusion7 decks126 decks
4%synergy
Sorceries
Mutilate
64%inclusion81 decks126 decks
46%synergy
Reanimate
57%inclusion72 decks126 decks
18%synergy
Feed the Swarm
51%inclusion64 decks126 decks
0%synergy
Yahenni's Expertise
44%inclusion55 decks126 decks
42%synergy
Rise of the Dark Realms
37%inclusion46 decks126 decks
24%synergy
Nuclear Fallout
30%inclusion34 decks114 decks
28%synergy
Sign in Blood
25%inclusion31 decks126 decks
-12%synergy
Massacre
23%inclusion29 decks126 decks
22%synergy
Bubbling Muck
22%inclusion28 decks126 decks
7%synergy
Exsanguinate
21%inclusion26 decks126 decks
-4%synergy
Incremental Blight
19%inclusion24 decks126 decks
18%synergy
Night's Whisper
19%inclusion24 decks126 decks
-5%synergy
Torment of Hailfire
16%inclusion20 decks126 decks
0%synergy
Languish
15%inclusion19 decks126 decks
13%synergy
Victimize
14%inclusion18 decks126 decks
-12%synergy
Phyresis Outbreak
13%inclusion17 decks126 decks
12%synergy
Agadeem's Awakening
13%inclusion16 decks126 decks
6%synergy
Insatiable Avarice
13%inclusion13 decks103 decks
1%synergy
Golden Demise
11%inclusion14 decks126 decks
11%synergy
Tragic Trajectory
10%inclusion2 decks21 decks
8%synergy
Infectious Inquiry
8.7%inclusion11 decks126 decks
6%synergy
Decree of Pain
8.7%inclusion11 decks126 decks
3%synergy
Blasphemous Edict
8.3%inclusion6 decks72 decks
-9%synergy
Terror Tide
7.9%inclusion10 decks126 decks
7%synergy
Dead of Winter
7.9%inclusion10 decks126 decks
7%synergy
Breach the Multiverse
7.9%inclusion10 decks126 decks
2%synergy
Profane Command
7.1%inclusion9 decks126 decks
5%synergy
Blight Grenade
7.1%inclusion9 decks126 decks
7%synergy
Vat Emergence
6.3%inclusion8 decks126 decks
5%synergy
Read the Bones
5.6%inclusion7 decks126 decks
-12%synergy
Damnation
5.6%inclusion7 decks126 decks
-15%synergy
Crippling Fear
5.6%inclusion7 decks126 decks
2%synergy
Lethal Protection
5.6%inclusion1 decks18 decks
5%synergy
Utility Artifacts
Contagion Engine
59%inclusion74 decks126 decks
57%synergy
Lightning Greaves
55%inclusion69 decks126 decks
21%synergy
Contagion Clasp
53%inclusion67 decks126 decks
51%synergy
Tarrian's Soulcleaver
51%inclusion64 decks126 decks
47%synergy
Genesis Chamber
43%inclusion54 decks126 decks
40%synergy
Swiftfoot Boots
40%inclusion50 decks126 decks
8%synergy
Bontu's Monument
26%inclusion33 decks126 decks
-2%synergy
Expedition Map
20%inclusion25 decks126 decks
7%synergy
Dowsing Dagger
19%inclusion24 decks126 decks
18%synergy
Mithril Coat
17%inclusion22 decks126 decks
12%synergy
Commander's Plate
17%inclusion22 decks126 decks
12%synergy
Sword of Truth and Justice
17%inclusion21 decks126 decks
16%synergy
Blade of the Bloodchief
14%inclusion18 decks126 decks
12%synergy
Wayfarer's Bauble
12%inclusion15 decks126 decks
-4%synergy
Cauldron of Souls
12%inclusion15 decks126 decks
10%synergy
The Darkness Crystal
12%inclusion4 decks34 decks
-8%synergy
Skullclamp
10%inclusion13 decks126 decks
-11%synergy
The Masamune
10%inclusion3 decks30 decks
1%synergy
Whip of Erebos
8.7%inclusion11 decks126 decks
-2%synergy
Lashwrithe
7.1%inclusion9 decks126 decks
3%synergy
Umezawa's Jitte
7.1%inclusion9 decks126 decks
7%synergy
Sword of the Animist
7.1%inclusion9 decks126 decks
3%synergy
Shadowspear
5.6%inclusion7 decks126 decks
2%synergy
Enchantments
Virtue of Persistence
65%inclusion82 decks126 decks
60%synergy
Crumbling Ashes
58%inclusion73 decks126 decks
57%synergy
Black Market
52%inclusion66 decks126 decks
31%synergy
Revel in Riches
37%inclusion46 decks126 decks
32%synergy
Phyrexian Arena
37%inclusion46 decks126 decks
-4%synergy
Black Market Connections
37%inclusion46 decks126 decks
13%synergy
Night of Souls' Betrayal
31%inclusion39 decks126 decks
29%synergy
Nowhere to Run
26%inclusion23 decks88 decks
23%synergy
Bloodchief Ascension
20%inclusion25 decks126 decks
10%synergy
Meathook Massacre II
20%inclusion16 decks81 decks
13%synergy
Animate Dead
18%inclusion23 decks126 decks
1%synergy
Screams from Within
17%inclusion22 decks126 decks
17%synergy
Bitterblossom
16%inclusion20 decks126 decks
3%synergy
Illness in the Ranks
15%inclusion19 decks126 decks
14%synergy
Grave Betrayal
10%inclusion13 decks126 decks
8%synergy
Grave Pact
10%inclusion12 decks126 decks
-9%synergy
Kaya's Ghostform
10%inclusion12 decks126 decks
-1%synergy
Bad Moon
8.7%inclusion11 decks126 decks
5%synergy
Glistening Oil
7.1%inclusion9 decks126 decks
6%synergy
Infernal Genesis
7.1%inclusion9 decks126 decks
7%synergy
Eternal Thirst
7.1%inclusion9 decks126 decks
5%synergy
Phyrexian Reclamation
5.6%inclusion7 decks126 decks
-5%synergy
Battles
Invasion of Innistrad
6.3%inclusion8 decks126 decks
5%synergy
Planeswalkers
Vraska, Betrayal's Sting
51%inclusion64 decks126 decks
48%synergy
Liliana of the Dark Realms
30%inclusion38 decks126 decks
16%synergy
Liliana, Death Wielder
13%inclusion16 decks126 decks
11%synergy
Liliana, Dreadhorde General
12%inclusion15 decks126 decks
-2%synergy
Utility Lands
Cabal Coffers
97%inclusion122 decks126 decks
42%synergy
Nykthos, Shrine to Nyx
87%inclusion110 decks126 decks
57%synergy
Urborg, Tomb of Yawgmoth
87%inclusion109 decks126 decks
49%synergy
Karn's Bastion
67%inclusion85 decks126 decks
63%synergy
Reliquary Tower
63%inclusion80 decks126 decks
32%synergy
Cabal Stronghold
63%inclusion79 decks126 decks
27%synergy
Bojuka Bog
61%inclusion77 decks126 decks
14%synergy
War Room
39%inclusion49 decks126 decks
22%synergy
Takenuma, Abandoned Mire
39%inclusion49 decks126 decks
23%synergy
Witch's Cottage
34%inclusion43 decks126 decks
10%synergy
Castle Locthwain
34%inclusion43 decks126 decks
17%synergy
Shizo, Death's Storehouse
32%inclusion40 decks126 decks
22%synergy
Phyrexian Tower
29%inclusion36 decks126 decks
4%synergy
Spymaster's Vault
22%inclusion21 decks94 decks
13%synergy
Thespian's Stage
15%inclusion19 decks126 decks
9%synergy
Rogue's Passage
14%inclusion18 decks126 decks
-4%synergy
Mortuary Mire
11%inclusion14 decks126 decks
-2%synergy
Cabal Pit
10%inclusion13 decks126 decks
9%synergy
Midgar, City of Mako
10%inclusion3 decks30 decks
-2%synergy
Grasping Dunes
10%inclusion12 decks126 decks
9%synergy
Susur Secundi, Void Altar
10%inclusion2 decks21 decks
2%synergy
Ifnir Deadlands
8.7%inclusion11 decks126 decks
8%synergy
Command Beacon
8.7%inclusion11 decks126 decks
1%synergy
Inkmoth Nexus
7.9%inclusion10 decks126 decks
7%synergy
Volrath's Stronghold
7.1%inclusion9 decks126 decks
3%synergy
Multiversal Passage
5.6%inclusion1 decks18 decks
5%synergy
Mana Artifacts
Sol Ring
89%inclusion112 decks126 decks
3%synergy
Arcane Signet
71%inclusion89 decks126 decks
8%synergy
Thought Vessel
52%inclusion66 decks126 decks
25%synergy
Throne of Eldraine
45%inclusion57 decks126 decks
35%synergy
Caged Sun
31%inclusion39 decks126 decks
19%synergy
The Soul Stone
28%inclusion5 decks18 decks
15%synergy
Sceptre of Eternal Glory
25%inclusion32 decks126 decks
16%synergy
Mind Stone
23%inclusion29 decks126 decks
-8%synergy
Staff of Compleation
15%inclusion19 decks126 decks
13%synergy
Extraplanar Lens
13%inclusion17 decks126 decks
8%synergy
Charcoal Diamond
13%inclusion16 decks126 decks
-10%synergy
Nyx Lotus
12%inclusion15 decks126 decks
5%synergy
Fellwar Stone
11%inclusion14 decks126 decks
-4%synergy
Decanter of Endless Water
8.7%inclusion11 decks126 decks
6%synergy
Everflowing Chalice
6.3%inclusion8 decks126 decks
0%synergy
Glistening Sphere
5.6%inclusion7 decks126 decks
4%synergy
Lands
Swamp
84%inclusion106 decks126 decks
-11%synergy
Forbidden Orchard
57%inclusion72 decks126 decks
55%synergy
Malakir Rebirth
48%inclusion61 decks126 decks
26%synergy
Myriad Landscape
25%inclusion32 decks126 decks
-1%synergy
Urza's Cave
24%inclusion23 decks95 decks
16%synergy
Snow-Covered Swamp
17%inclusion22 decks126 decks
11%synergy
Fell the Profane
17%inclusion16 decks94 decks
-2%synergy
Agadeem's Awakening
13%inclusion16 decks126 decks
6%synergy
Demolition Field
7.9%inclusion10 decks126 decks
3%synergy
Boggart Trawler
6.4%inclusion6 decks94 decks
-3%synergy