Massacre Girl, Known Killer (Commander) - Optimized

Massacre Girl, Known Killer
Rank #309
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Background image for Fire and Ice: Which Cards Are Hot and Cold for Massacre Girl, Known Killer?
Julia Maddalena
Dec 12, 2025
Julia Maddalena
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.
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Creatures
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Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
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Blight Rot
11%inclusion2 decks18 decks
10%synergy
Moonshadow
5.6%inclusion1 decks18 decks
4%synergy
Nightmare Sower
5.6%inclusion1 decks18 decks
5%synergy
Aberrant Return
5.0%inclusion1 decks20 decks
5%synergy
Mornsong Aria
5.0%inclusion1 decks20 decks
3%synergy
High Synergy Cards
Necroskitter
77%inclusion96 decks124 decks
74%synergy
Blowfly Infestation
76%inclusion94 decks124 decks
74%synergy
Nest of Scarabs
77%inclusion96 decks124 decks
73%synergy
Maha, Its Feathers Night
77%inclusion95 decks124 decks
72%synergy
Massacre Girl
78%inclusion97 decks124 decks
71%synergy
Black Sun's Zenith
74%inclusion92 decks124 decks
68%synergy
Massacre Wurm
82%inclusion102 decks124 decks
65%synergy
Spitting Dilophosaurus
65%inclusion81 decks124 decks
63%synergy
Slaughter Specialist
66%inclusion82 decks124 decks
63%synergy
Midnight Banshee
65%inclusion81 decks124 decks
62%synergy
Top Cards
Dark Ritual
76%inclusion94 decks124 decks
9%synergy
Jet Medallion
75%inclusion93 decks124 decks
14%synergy
Defile
73%inclusion91 decks124 decks
36%synergy
Toxic Deluge
72%inclusion89 decks124 decks
35%synergy
Tragic Slip
70%inclusion87 decks124 decks
50%synergy
Yawgmoth, Thran Physician
69%inclusion86 decks124 decks
59%synergy
Crypt Ghast
68%inclusion84 decks124 decks
19%synergy
Blood Artist
65%inclusion80 decks124 decks
33%synergy
The Meathook Massacre
64%inclusion79 decks124 decks
46%synergy
Drown in Ichor
61%inclusion76 decks124 decks
57%synergy
Game Changers
Demonic Tutor
52%inclusion64 decks124 decks
24%synergy
Orcish Bowmasters
47%inclusion58 decks124 decks
33%synergy
Vampiric Tutor
44%inclusion54 decks124 decks
22%synergy
Bolas's Citadel
31%inclusion38 decks124 decks
2%synergy
Necropotence
25%inclusion31 decks124 decks
10%synergy
Ancient Tomb
21%inclusion26 decks124 decks
9%synergy
The One Ring
18%inclusion22 decks124 decks
8%synergy
Imperial Seal
12%inclusion15 decks124 decks
5%synergy
Mana Vault
12%inclusion15 decks124 decks
5%synergy
Opposition Agent
11%inclusion14 decks124 decks
1%synergy
Creatures
Gray Merchant of Asphodel
56%inclusion70 decks124 decks
5%synergy
Drivnod, Carnage Dominus
52%inclusion64 decks124 decks
44%synergy
Persistent Constrictor
46%inclusion56 decks123 decks
43%synergy
Morbid Opportunist
44%inclusion55 decks124 decks
22%synergy
Dread Presence
40%inclusion50 decks124 decks
26%synergy
Clackbridge Troll
40%inclusion49 decks124 decks
37%synergy
Vilis, Broker of Blood
40%inclusion49 decks124 decks
26%synergy
Yahenni, Undying Partisan
39%inclusion48 decks124 decks
33%synergy
Syr Konrad, the Grim
36%inclusion45 decks124 decks
16%synergy
K'rrik, Son of Yawgmoth
36%inclusion45 decks124 decks
17%synergy
Sheoldred, the Apocalypse
35%inclusion43 decks124 decks
20%synergy
Vein Ripper
35%inclusion43 decks124 decks
29%synergy
Hunted Bonebrute
35%inclusion43 decks124 decks
33%synergy
Kaervek, the Spiteful
34%inclusion42 decks124 decks
31%synergy
Skinrender
32%inclusion40 decks124 decks
31%synergy
Ascendant Evincar
27%inclusion34 decks124 decks
25%synergy
Dauthi Voidwalker
24%inclusion30 decks124 decks
8%synergy
Corrosive Mentor
24%inclusion30 decks124 decks
23%synergy
Soul Snuffers
23%inclusion28 decks124 decks
21%synergy
Grim Hireling
23%inclusion28 decks124 decks
18%synergy
Ayara, First of Locthwain
19%inclusion23 decks124 decks
-7%synergy
Phyrexian Obliterator
19%inclusion23 decks124 decks
7%synergy
Skithiryx, the Blight Dragon
18%inclusion22 decks124 decks
16%synergy
Bloodletter of Aclazotz
16%inclusion20 decks124 decks
5%synergy
Zulaport Cutthroat
16%inclusion20 decks124 decks
-7%synergy
Akroan Horse
16%inclusion20 decks124 decks
15%synergy
Fume Spitter
15%inclusion19 decks124 decks
14%synergy
Sheoldred, Whispering One
15%inclusion19 decks124 decks
3%synergy
Nirkana Revenant
15%inclusion19 decks124 decks
4%synergy
Harvester of Misery
15%inclusion18 decks124 decks
14%synergy
Solemn Simulacrum
15%inclusion18 decks124 decks
-9%synergy
Carnifex Demon
14%inclusion17 decks124 decks
13%synergy
Mikaeus, the Unhallowed
14%inclusion17 decks124 decks
6%synergy
Banewhip Punisher
13%inclusion16 decks124 decks
12%synergy
Drana, Liberator of Malakir
13%inclusion16 decks124 decks
10%synergy
Pitiless Plunderer
13%inclusion16 decks124 decks
-6%synergy
Festering Mummy
13%inclusion16 decks124 decks
12%synergy
Guul Draz Assassin
12%inclusion15 decks124 decks
12%synergy
Sangromancer
11%inclusion14 decks124 decks
0%synergy
Harvester of Souls
10%inclusion13 decks124 decks
4%synergy
Blightbelly Rat
10%inclusion13 decks124 decks
7%synergy
Sephiroth, Fabled SOLDIER
10%inclusion10 decks101 decks
5%synergy
Mari, the Killing Quill
8.9%inclusion11 decks124 decks
8%synergy
Plague Engineer
8.9%inclusion11 decks124 decks
8%synergy
Drana, Kalastria Bloodchief
8.9%inclusion11 decks124 decks
8%synergy
Gisa, Glorious Resurrector
8.9%inclusion11 decks124 decks
4%synergy
Unstoppable Slasher
8.1%inclusion10 decks123 decks
3%synergy
Vito, Thorn of the Dusk Rose
8.1%inclusion10 decks124 decks
-3%synergy
Braids, Arisen Nightmare
8.1%inclusion10 decks124 decks
-11%synergy
Walking Ballista
8.1%inclusion10 decks124 decks
6%synergy
Instants
Sudden Spoiling
55%inclusion68 decks124 decks
45%synergy
Dismember
54%inclusion67 decks124 decks
43%synergy
Black Sun's Twilight
49%inclusion61 decks124 decks
45%synergy
Slice from the Shadows
48%inclusion59 decks124 decks
45%synergy
Whisper of the Dross
35%inclusion43 decks124 decks
32%synergy
Overkill
34%inclusion34 decks100 decks
27%synergy
Withering Torment
32%inclusion39 decks123 decks
0%synergy
Deadly Rollick
31%inclusion39 decks124 decks
8%synergy
Imp's Mischief
31%inclusion39 decks124 decks
7%synergy
Malakir Rebirth
29%inclusion36 decks124 decks
6%synergy
Bloodline Culling
25%inclusion31 decks124 decks
24%synergy
Join the Dead
24%inclusion30 decks124 decks
23%synergy
Grim Affliction
22%inclusion27 decks124 decks
20%synergy
Cabal Ritual
21%inclusion26 decks124 decks
3%synergy
Fell the Profane
15%inclusion19 decks124 decks
-3%synergy
Grasp of Darkness
11%inclusion14 decks124 decks
9%synergy
Culling the Weak
11%inclusion14 decks124 decks
-4%synergy
Darkness
11%inclusion14 decks124 decks
2%synergy
Not Dead After All
11%inclusion14 decks124 decks
0%synergy
Village Rites
10%inclusion12 decks124 decks
-15%synergy
Go for the Throat
10%inclusion12 decks124 decks
-14%synergy
Deadly Dispute
10%inclusion12 decks124 decks
-15%synergy
Erebos's Intervention
10%inclusion12 decks124 decks
7%synergy
Bile Blight
8.9%inclusion11 decks124 decks
8%synergy
Consuming Corruption
8.9%inclusion11 decks124 decks
-7%synergy
Withering Boon
7.3%inclusion9 decks124 decks
3%synergy
Entomb
7.3%inclusion9 decks124 decks
-5%synergy
Wither and Bloom
7.3%inclusion9 decks124 decks
7%synergy
Murder
6.5%inclusion8 decks124 decks
-4%synergy
Undying Malice
6.5%inclusion8 decks124 decks
-3%synergy
Feign Death
6.5%inclusion8 decks124 decks
-2%synergy
Archenemy's Charm
6.2%inclusion5 decks81 decks
-3%synergy
Stab
5.7%inclusion7 decks123 decks
4%synergy
Contagion
5.6%inclusion7 decks124 decks
5%synergy
Infernal Grasp
5.6%inclusion7 decks124 decks
-20%synergy
Snuff Out
5.6%inclusion7 decks124 decks
-7%synergy
Sorceries
Reanimate
51%inclusion63 decks124 decks
12%synergy
Mutilate
50%inclusion62 decks124 decks
32%synergy
Feed the Swarm
47%inclusion58 decks124 decks
-4%synergy
Yahenni's Expertise
33%inclusion41 decks124 decks
32%synergy
Bubbling Muck
28%inclusion35 decks124 decks
13%synergy
Sign in Blood
25%inclusion31 decks124 decks
-11%synergy
Rise of the Dark Realms
25%inclusion31 decks124 decks
12%synergy
Exsanguinate
23%inclusion29 decks124 decks
-1%synergy
Night's Whisper
22%inclusion27 decks124 decks
-3%synergy
Massacre
21%inclusion26 decks124 decks
20%synergy
Incremental Blight
20%inclusion25 decks124 decks
19%synergy
Nuclear Fallout
19%inclusion24 decks124 decks
18%synergy
Victimize
17%inclusion21 decks124 decks
-9%synergy
Torment of Hailfire
14%inclusion17 decks124 decks
-2%synergy
Diabolic Intent
13%inclusion16 decks124 decks
-2%synergy
Languish
12%inclusion15 decks124 decks
11%synergy
Insatiable Avarice
11%inclusion14 decks124 decks
-1%synergy
Grim Tutor
11%inclusion14 decks124 decks
-1%synergy
Phyresis Outbreak
10%inclusion13 decks124 decks
9%synergy
Diabolic Tutor
10%inclusion12 decks124 decks
-5%synergy
Vat Emergence
10%inclusion12 decks124 decks
8%synergy
Blasphemous Edict
8.9%inclusion11 decks123 decks
-8%synergy
Damnation
8.9%inclusion11 decks124 decks
-12%synergy
Golden Demise
8.9%inclusion11 decks124 decks
8%synergy
Agadeem's Awakening
7.3%inclusion9 decks124 decks
0%synergy
Read the Bones
7.3%inclusion9 decks124 decks
-10%synergy
Chain of Smog
7.3%inclusion9 decks124 decks
3%synergy
Beseech the Mirror
7.3%inclusion9 decks124 decks
0%synergy
Gruesome Realization
6.5%inclusion8 decks124 decks
4%synergy
Dead of Winter
5.6%inclusion7 decks124 decks
5%synergy
Utility Artifacts
Lightning Greaves
44%inclusion54 decks124 decks
10%synergy
Contagion Engine
40%inclusion49 decks124 decks
37%synergy
Contagion Clasp
40%inclusion49 decks124 decks
37%synergy
Tarrian's Soulcleaver
36%inclusion45 decks124 decks
33%synergy
Genesis Chamber
32%inclusion40 decks124 decks
29%synergy
Swiftfoot Boots
28%inclusion35 decks124 decks
-3%synergy
Bontu's Monument
23%inclusion29 decks124 decks
-5%synergy
The Darkness Crystal
18%inclusion18 decks101 decks
-2%synergy
The Masamune
13%inclusion13 decks97 decks
4%synergy
Expedition Map
13%inclusion16 decks124 decks
1%synergy
Blade of the Bloodchief
11%inclusion14 decks124 decks
9%synergy
Skullclamp
10%inclusion12 decks124 decks
-12%synergy
Whip of Erebos
10%inclusion12 decks124 decks
-1%synergy
Cauldron of Souls
8.9%inclusion11 decks124 decks
7%synergy
Dowsing Dagger
8.9%inclusion11 decks124 decks
8%synergy
Sensei's Divining Top
8.1%inclusion10 decks124 decks
0%synergy
Mithril Coat
8.1%inclusion10 decks124 decks
3%synergy
Sword of the Animist
7.3%inclusion9 decks124 decks
3%synergy
Commander's Plate
7.3%inclusion9 decks124 decks
2%synergy
Wayfarer's Bauble
5.6%inclusion7 decks124 decks
-10%synergy
Wishclaw Talisman
5.6%inclusion7 decks124 decks
-1%synergy
Enchantments
Crumbling Ashes
46%inclusion57 decks124 decks
45%synergy
Black Market
40%inclusion49 decks124 decks
18%synergy
Phyrexian Arena
35%inclusion44 decks124 decks
-5%synergy
Virtue of Persistence
33%inclusion41 decks124 decks
28%synergy
Night of Souls' Betrayal
31%inclusion38 decks124 decks
28%synergy
Nowhere to Run
31%inclusion38 decks124 decks
27%synergy
Revel in Riches
28%inclusion35 decks124 decks
23%synergy
Black Market Connections
25%inclusion31 decks124 decks
2%synergy
Bitterblossom
21%inclusion26 decks124 decks
8%synergy
Animate Dead
20%inclusion25 decks124 decks
3%synergy
Bloodchief Ascension
19%inclusion23 decks124 decks
9%synergy
Meathook Massacre II
15%inclusion18 decks123 decks
8%synergy
Bastion of Remembrance
13%inclusion16 decks124 decks
-4%synergy
Exquisite Blood
12%inclusion15 decks124 decks
-1%synergy
Grave Pact
11%inclusion14 decks124 decks
-8%synergy
Screams from Within
11%inclusion14 decks124 decks
11%synergy
Grave Betrayal
8.9%inclusion11 decks124 decks
6%synergy
Kaya's Ghostform
7.3%inclusion9 decks124 decks
-3%synergy
Phyrexian Reclamation
7.3%inclusion9 decks124 decks
-3%synergy
Necromancy
7.3%inclusion9 decks124 decks
1%synergy
Sanguine Bond
7.3%inclusion9 decks124 decks
-5%synergy
Illness in the Ranks
6.5%inclusion8 decks124 decks
6%synergy
Bad Moon
6.5%inclusion8 decks124 decks
3%synergy
Eternal Thirst
5.6%inclusion7 decks124 decks
3%synergy
No Mercy
5.6%inclusion7 decks124 decks
-2%synergy
Contamination
5.6%inclusion7 decks124 decks
2%synergy
Planeswalkers
Vraska, Betrayal's Sting
31%inclusion39 decks124 decks
29%synergy
Liliana of the Dark Realms
28%inclusion35 decks124 decks
14%synergy
Liliana, Dreadhorde General
10%inclusion13 decks124 decks
-3%synergy
Professor Onyx
8.1%inclusion10 decks124 decks
2%synergy
Liliana, Death Wielder
7.3%inclusion9 decks124 decks
6%synergy
Utility Lands
Cabal Coffers
70%inclusion87 decks124 decks
15%synergy
Reliquary Tower
57%inclusion71 decks124 decks
26%synergy
Bojuka Bog
55%inclusion68 decks124 decks
8%synergy
Urborg, Tomb of Yawgmoth
52%inclusion64 decks124 decks
14%synergy
Nykthos, Shrine to Nyx
49%inclusion61 decks124 decks
19%synergy
Karn's Bastion
47%inclusion58 decks124 decks
43%synergy
Cabal Stronghold
44%inclusion54 decks124 decks
8%synergy
Witch's Cottage
35%inclusion43 decks124 decks
10%synergy
Phyrexian Tower
24%inclusion30 decks124 decks
0%synergy
Spymaster's Vault
21%inclusion26 decks124 decks
11%synergy
Castle Locthwain
21%inclusion26 decks124 decks
4%synergy
Takenuma, Abandoned Mire
19%inclusion24 decks124 decks
3%synergy
War Room
19%inclusion23 decks124 decks
2%synergy
Mortuary Mire
14%inclusion17 decks124 decks
0%synergy
Rogue's Passage
13%inclusion16 decks124 decks
-6%synergy
Shizo, Death's Storehouse
13%inclusion16 decks124 decks
3%synergy
Cabal Pit
11%inclusion14 decks124 decks
10%synergy
Urza's Saga
10%inclusion12 decks124 decks
2%synergy
Lake of the Dead
8.1%inclusion10 decks124 decks
3%synergy
Thespian's Stage
8.1%inclusion10 decks124 decks
2%synergy
Command Beacon
7.3%inclusion9 decks124 decks
-1%synergy
Ifnir Deadlands
6.5%inclusion8 decks124 decks
6%synergy
Grasping Dunes
6.5%inclusion8 decks124 decks
6%synergy
Inkmoth Nexus
6.5%inclusion8 decks124 decks
5%synergy
Barren Moor
5.6%inclusion7 decks124 decks
-5%synergy
Crypt of Agadeem
5.6%inclusion7 decks124 decks
-5%synergy
Mana Artifacts
Sol Ring
91%inclusion113 decks124 decks
5%synergy
Arcane Signet
64%inclusion79 decks124 decks
1%synergy
Thought Vessel
45%inclusion56 decks124 decks
18%synergy
Throne of Eldraine
23%inclusion28 decks124 decks
12%synergy
Mind Stone
19%inclusion23 decks124 decks
-12%synergy
Charcoal Diamond
16%inclusion20 decks124 decks
-7%synergy
The Soul Stone
16%inclusion12 decks77 decks
2%synergy
Fellwar Stone
15%inclusion18 decks124 decks
0%synergy
Caged Sun
14%inclusion17 decks124 decks
2%synergy
Nyx Lotus
11%inclusion14 decks124 decks
5%synergy
Extraplanar Lens
10%inclusion12 decks124 decks
5%synergy
Chrome Mox
8.9%inclusion11 decks124 decks
3%synergy
Sceptre of Eternal Glory
8.1%inclusion10 decks124 decks
-1%synergy
Staff of Compleation
7.3%inclusion9 decks124 decks
5%synergy
Lotus Petal
6.5%inclusion8 decks124 decks
-1%synergy
Decanter of Endless Water
6.5%inclusion8 decks124 decks
3%synergy
Lands
Swamp
88%inclusion109 decks124 decks
-7%synergy
Forbidden Orchard
48%inclusion59 decks124 decks
46%synergy
Malakir Rebirth
29%inclusion36 decks124 decks
6%synergy
Myriad Landscape
27%inclusion34 decks124 decks
1%synergy
Urza's Cave
17%inclusion21 decks124 decks
8%synergy
Snow-Covered Swamp
17%inclusion21 decks124 decks
10%synergy
Fell the Profane
15%inclusion19 decks124 decks
-3%synergy
Bloodstained Mire
12%inclusion15 decks124 decks
9%synergy
Marsh Flats
10%inclusion13 decks124 decks
7%synergy
Verdant Catacombs
10%inclusion13 decks124 decks
7%synergy
Polluted Delta
8.9%inclusion11 decks124 decks
5%synergy
Agadeem's Awakening
7.3%inclusion9 decks124 decks
0%synergy
Gemstone Caverns
7.3%inclusion9 decks124 decks
3%synergy
Command Tower
6.5%inclusion8 decks124 decks
1%synergy
Boggart Trawler
6.5%inclusion8 decks124 decks
-2%synergy
Prismatic Vista
5.6%inclusion7 decks124 decks
3%synergy
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