Massacre Girl, Known Killer (Commander) - Optimized Control

Massacre Girl, Known Killer
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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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Moonshadow
20%inclusion1 decks5 decks
18%synergy
Blight Rot
20%inclusion1 decks5 decks
19%synergy
Nightmare Sower
20%inclusion1 decks5 decks
20%synergy
High Synergy Cards
Black Sun's Zenith
100%inclusion10 decks10 decks
94%synergy
Yawgmoth, Thran Physician
90%inclusion9 decks10 decks
80%synergy
Spitting Dilophosaurus
80%inclusion8 decks10 decks
78%synergy
Necroskitter
80%inclusion8 decks10 decks
77%synergy
Maha, Its Feathers Night
80%inclusion8 decks10 decks
75%synergy
Massacre Wurm
90%inclusion9 decks10 decks
73%synergy
Massacre Girl
80%inclusion8 decks10 decks
72%synergy
Dismember
80%inclusion8 decks10 decks
69%synergy
Blowfly Infestation
70%inclusion7 decks10 decks
68%synergy
Midnight Banshee
70%inclusion7 decks10 decks
67%synergy
Top Cards
Toxic Deluge
100%inclusion10 decks10 decks
63%synergy
Jet Medallion
100%inclusion10 decks10 decks
39%synergy
Defile
90%inclusion9 decks10 decks
53%synergy
Blood Artist
80%inclusion8 decks10 decks
48%synergy
Dark Ritual
80%inclusion8 decks10 decks
13%synergy
Crypt Ghast
80%inclusion8 decks10 decks
32%synergy
Tragic Slip
80%inclusion8 decks10 decks
60%synergy
Nest of Scarabs
70%inclusion7 decks10 decks
66%synergy
Drown in Ichor
70%inclusion7 decks10 decks
66%synergy
Mutilate
60%inclusion6 decks10 decks
42%synergy
Game Changers
Demonic Tutor
80%inclusion8 decks10 decks
52%synergy
Ancient Tomb
60%inclusion6 decks10 decks
48%synergy
Orcish Bowmasters
60%inclusion6 decks10 decks
46%synergy
Vampiric Tutor
60%inclusion6 decks10 decks
39%synergy
Bolas's Citadel
40%inclusion4 decks10 decks
11%synergy
Necropotence
40%inclusion4 decks10 decks
25%synergy
Imperial Seal
30%inclusion3 decks10 decks
23%synergy
Opposition Agent
30%inclusion3 decks10 decks
20%synergy
The One Ring
30%inclusion3 decks10 decks
20%synergy
Mana Vault
20%inclusion2 decks10 decks
13%synergy
Creatures
Slaughter Specialist
60%inclusion6 decks10 decks
57%synergy
Syr Konrad, the Grim
50%inclusion5 decks10 decks
30%synergy
Gray Merchant of Asphodel
50%inclusion5 decks10 decks
-2%synergy
Drivnod, Carnage Dominus
50%inclusion5 decks10 decks
42%synergy
Kaervek, the Spiteful
50%inclusion5 decks10 decks
47%synergy
Ascendant Evincar
50%inclusion5 decks10 decks
48%synergy
Morbid Opportunist
40%inclusion4 decks10 decks
17%synergy
Vilis, Broker of Blood
40%inclusion4 decks10 decks
27%synergy
Grim Hireling
40%inclusion4 decks10 decks
35%synergy
Clackbridge Troll
40%inclusion4 decks10 decks
37%synergy
Harvester of Misery
40%inclusion4 decks10 decks
39%synergy
Hunted Bonebrute
40%inclusion4 decks10 decks
38%synergy
K'rrik, Son of Yawgmoth
40%inclusion4 decks10 decks
21%synergy
Dread Presence
30%inclusion3 decks10 decks
15%synergy
Sheoldred, the Apocalypse
30%inclusion3 decks10 decks
15%synergy
Corrosive Mentor
30%inclusion3 decks10 decks
29%synergy
Fume Spitter
30%inclusion3 decks10 decks
29%synergy
Skinrender
30%inclusion3 decks10 decks
28%synergy
Yahenni, Undying Partisan
30%inclusion3 decks10 decks
24%synergy
Sephiroth, Fabled SOLDIER
29%inclusion2 decks7 decks
23%synergy
Bloodthirsty Conqueror
22%inclusion2 decks9 decks
13%synergy
Ayara, First of Locthwain
20%inclusion2 decks10 decks
-6%synergy
Mari, the Killing Quill
20%inclusion2 decks10 decks
19%synergy
Nirkana Revenant
20%inclusion2 decks10 decks
9%synergy
Zulaport Cutthroat
20%inclusion2 decks10 decks
-3%synergy
Sheoldred, Whispering One
20%inclusion2 decks10 decks
8%synergy
Festering Mummy
20%inclusion2 decks10 decks
19%synergy
Plague Engineer
20%inclusion2 decks10 decks
19%synergy
Vein Ripper
20%inclusion2 decks10 decks
15%synergy
Gwenom, Remorseless
17%inclusion1 decks6 decks
13%synergy
Zenos yae Galvus
14%inclusion1 decks7 decks
10%synergy
Vincent Valentine
14%inclusion1 decks7 decks
8%synergy
High-Society Hunter
11%inclusion1 decks9 decks
9%synergy
Unstoppable Slasher
11%inclusion1 decks9 decks
6%synergy
Persistent Constrictor
11%inclusion1 decks9 decks
8%synergy
Gonti, Night Minister
11%inclusion1 decks9 decks
8%synergy
Vito's Inquisitor
10%inclusion1 decks10 decks
10%synergy
Festercreep
10%inclusion1 decks10 decks
10%synergy
Vindictive Vampire
10%inclusion1 decks10 decks
7%synergy
Dusk Urchins
10%inclusion1 decks10 decks
10%synergy
Demon of Dark Schemes
10%inclusion1 decks10 decks
9%synergy
Acolyte of Aclazotz
10%inclusion1 decks10 decks
9%synergy
Falkenrath Noble
10%inclusion1 decks10 decks
4%synergy
Phyrexian Obliterator
10%inclusion1 decks10 decks
-1%synergy
Bloodletter of Aclazotz
10%inclusion1 decks10 decks
-1%synergy
Walking Ballista
10%inclusion1 decks10 decks
8%synergy
Night Clubber
10%inclusion1 decks10 decks
9%synergy
Archfiend of Ifnir
10%inclusion1 decks10 decks
8%synergy
Vampire of the Dire Moon
10%inclusion1 decks10 decks
8%synergy
Mikaeus, the Unhallowed
10%inclusion1 decks10 decks
2%synergy
Instants
Sudden Spoiling
60%inclusion6 decks10 decks
51%synergy
Overkill
57%inclusion4 decks7 decks
50%synergy
Whisper of the Dross
50%inclusion5 decks10 decks
47%synergy
Slice from the Shadows
50%inclusion5 decks10 decks
48%synergy
Deadly Rollick
40%inclusion4 decks10 decks
16%synergy
Bloodline Culling
40%inclusion4 decks10 decks
39%synergy
Grim Affliction
40%inclusion4 decks10 decks
38%synergy
Join the Dead
40%inclusion4 decks10 decks
39%synergy
Imp's Mischief
30%inclusion3 decks10 decks
6%synergy
Cabal Ritual
30%inclusion3 decks10 decks
12%synergy
Malakir Rebirth
30%inclusion3 decks10 decks
7%synergy
Black Sun's Twilight
30%inclusion3 decks10 decks
26%synergy
Snuff Out
20%inclusion2 decks10 decks
7%synergy
Flare of Malice
20%inclusion2 decks10 decks
7%synergy
Death Wind
20%inclusion2 decks10 decks
20%synergy
Archenemy's Charm
17%inclusion1 decks6 decks
8%synergy
Wail of War
13%inclusion1 decks8 decks
12%synergy
Withering Torment
11%inclusion1 decks9 decks
-20%synergy
Fell the Profane
10%inclusion1 decks10 decks
-9%synergy
Spoils of Blood
10%inclusion1 decks10 decks
9%synergy
Make Obsolete
10%inclusion1 decks10 decks
9%synergy
Grasp of Darkness
10%inclusion1 decks10 decks
8%synergy
Culling the Weak
10%inclusion1 decks10 decks
-5%synergy
Darkblast
10%inclusion1 decks10 decks
9%synergy
Dark Triumph
10%inclusion1 decks10 decks
10%synergy
Undying Malice
10%inclusion1 decks10 decks
0%synergy
Murder
10%inclusion1 decks10 decks
0%synergy
Infernal Grasp
10%inclusion1 decks10 decks
-15%synergy
Cast Down
10%inclusion1 decks10 decks
8%synergy
Wither and Bloom
10%inclusion1 decks10 decks
10%synergy
It Doesn't Add Up
10%inclusion1 decks10 decks
10%synergy
Erebos's Intervention
10%inclusion1 decks10 decks
8%synergy
Feign Death
10%inclusion1 decks10 decks
2%synergy
Sorceries
Reanimate
60%inclusion6 decks10 decks
21%synergy
Yahenni's Expertise
50%inclusion5 decks10 decks
49%synergy
Night's Whisper
40%inclusion4 decks10 decks
16%synergy
Incremental Blight
30%inclusion3 decks10 decks
29%synergy
Feed the Swarm
30%inclusion3 decks10 decks
-21%synergy
Exsanguinate
30%inclusion3 decks10 decks
6%synergy
Sign in Blood
30%inclusion3 decks10 decks
-6%synergy
Diabolic Intent
20%inclusion2 decks10 decks
5%synergy
Victimize
20%inclusion2 decks10 decks
-6%synergy
Bubbling Muck
20%inclusion2 decks10 decks
4%synergy
Rise of the Dark Realms
20%inclusion2 decks10 decks
7%synergy
Nuclear Fallout
20%inclusion2 decks10 decks
18%synergy
Blasphemous Edict
11%inclusion1 decks9 decks
-6%synergy
Deadly Cover-Up
10%inclusion1 decks10 decks
9%synergy
Shrivel
10%inclusion1 decks10 decks
9%synergy
Peer into the Abyss
10%inclusion1 decks10 decks
-1%synergy
Collective Brutality
10%inclusion1 decks10 decks
9%synergy
Torment of Hailfire
10%inclusion1 decks10 decks
-6%synergy
Yawgmoth's Will
10%inclusion1 decks10 decks
7%synergy
Read the Bones
10%inclusion1 decks10 decks
-8%synergy
Scheming Symmetry
10%inclusion1 decks10 decks
6%synergy
Cruelclaw's Heist
10%inclusion1 decks10 decks
7%synergy
Syphon Mind
10%inclusion1 decks10 decks
-3%synergy
Insatiable Avarice
10%inclusion1 decks10 decks
-2%synergy
Gaze of Pain
10%inclusion1 decks10 decks
10%synergy
Gruesome Realization
10%inclusion1 decks10 decks
8%synergy
Massacre
10%inclusion1 decks10 decks
9%synergy
Damnation
10%inclusion1 decks10 decks
-11%synergy
Grim Tutor
10%inclusion1 decks10 decks
-2%synergy
Gruesome Discovery
10%inclusion1 decks10 decks
10%synergy
Utility Artifacts
Lightning Greaves
60%inclusion6 decks10 decks
26%synergy
Tarrian's Soulcleaver
50%inclusion5 decks10 decks
47%synergy
Contagion Clasp
50%inclusion5 decks10 decks
47%synergy
Contagion Engine
50%inclusion5 decks10 decks
48%synergy
The Masamune
43%inclusion3 decks7 decks
34%synergy
Genesis Chamber
40%inclusion4 decks10 decks
37%synergy
Skullclamp
30%inclusion3 decks10 decks
9%synergy
Bontu's Monument
30%inclusion3 decks10 decks
2%synergy
Swiftfoot Boots
30%inclusion3 decks10 decks
-2%synergy
Umezawa's Jitte
20%inclusion2 decks10 decks
19%synergy
Cauldron of Souls
20%inclusion2 decks10 decks
18%synergy
Blade of the Bloodchief
20%inclusion2 decks10 decks
18%synergy
The Darkness Crystal
14%inclusion1 decks7 decks
-5%synergy
Portal to Phyrexia
10%inclusion1 decks10 decks
8%synergy
Mithril Coat
10%inclusion1 decks10 decks
4%synergy
Whip of Erebos
10%inclusion1 decks10 decks
-1%synergy
Sword of Truth and Justice
10%inclusion1 decks10 decks
9%synergy
Wishclaw Talisman
10%inclusion1 decks10 decks
3%synergy
Phyrexian Altar
10%inclusion1 decks10 decks
-3%synergy
Expedition Map
10%inclusion1 decks10 decks
-2%synergy
Champion's Helm
10%inclusion1 decks10 decks
8%synergy
Tome of Legends
10%inclusion1 decks10 decks
10%synergy
Sword of Feast and Famine
10%inclusion1 decks10 decks
8%synergy
Kormus Bell
10%inclusion1 decks10 decks
10%synergy
Dowsing Dagger
10%inclusion1 decks10 decks
9%synergy
Enchantments
The Meathook Massacre
50%inclusion5 decks10 decks
33%synergy
Night of Souls' Betrayal
50%inclusion5 decks10 decks
48%synergy
Crumbling Ashes
40%inclusion4 decks10 decks
39%synergy
Revel in Riches
40%inclusion4 decks10 decks
35%synergy
Meathook Massacre II
33%inclusion3 decks9 decks
27%synergy
Black Market
30%inclusion3 decks10 decks
9%synergy
Screams from Within
30%inclusion3 decks10 decks
29%synergy
Black Market Connections
30%inclusion3 decks10 decks
7%synergy
Phyrexian Arena
30%inclusion3 decks10 decks
-10%synergy
Virtue of Persistence
30%inclusion3 decks10 decks
25%synergy
Sanguine Bond
20%inclusion2 decks10 decks
8%synergy
Exquisite Blood
20%inclusion2 decks10 decks
7%synergy
Animate Dead
20%inclusion2 decks10 decks
2%synergy
Bloodchief Ascension
20%inclusion2 decks10 decks
11%synergy
Nowhere to Run
20%inclusion2 decks10 decks
17%synergy
Bitterblossom
20%inclusion2 decks10 decks
7%synergy
Grievous Wound
11%inclusion1 decks9 decks
9%synergy
Sadistic Obsession
10%inclusion1 decks10 decks
10%synergy
Greed
10%inclusion1 decks10 decks
3%synergy
Contamination
10%inclusion1 decks10 decks
7%synergy
Court of Locthwain
10%inclusion1 decks10 decks
8%synergy
Glistening Oil
10%inclusion1 decks10 decks
9%synergy
Grave Pact
10%inclusion1 decks10 decks
-9%synergy
Dictate of Erebos
10%inclusion1 decks10 decks
-1%synergy
Carnival of Souls
10%inclusion1 decks10 decks
9%synergy
Lethal Vapors
10%inclusion1 decks10 decks
10%synergy
Stab Wound
10%inclusion1 decks10 decks
10%synergy
Virulent Plague
10%inclusion1 decks10 decks
10%synergy
Kaya's Ghostform
10%inclusion1 decks10 decks
0%synergy
Dead Weight
10%inclusion1 decks10 decks
10%synergy
Painful Quandary
10%inclusion1 decks10 decks
0%synergy
Infernal Genesis
10%inclusion1 decks10 decks
10%synergy
Chthonian Nightmare
10%inclusion1 decks10 decks
7%synergy
Bastion of Remembrance
10%inclusion1 decks10 decks
-7%synergy
Engineered Plague
10%inclusion1 decks10 decks
10%synergy
Oppression
10%inclusion1 decks10 decks
2%synergy
Battles
Invasion of Fiora
10%inclusion1 decks10 decks
9%synergy
Planeswalkers
Liliana of the Dark Realms
50%inclusion5 decks10 decks
36%synergy
Vraska, Betrayal's Sting
10%inclusion1 decks10 decks
7%synergy
Liliana, Death Wielder
10%inclusion1 decks10 decks
9%synergy
Utility Lands
Bojuka Bog
70%inclusion7 decks10 decks
23%synergy
Cabal Coffers
70%inclusion7 decks10 decks
15%synergy
Nykthos, Shrine to Nyx
70%inclusion7 decks10 decks
40%synergy
Urborg, Tomb of Yawgmoth
70%inclusion7 decks10 decks
32%synergy
Karn's Bastion
60%inclusion6 decks10 decks
56%synergy
Reliquary Tower
60%inclusion6 decks10 decks
29%synergy
Cabal Stronghold
50%inclusion5 decks10 decks
15%synergy
Spymaster's Vault
50%inclusion5 decks10 decks
40%synergy
Takenuma, Abandoned Mire
50%inclusion5 decks10 decks
34%synergy
Mortuary Mire
30%inclusion3 decks10 decks
17%synergy
Witch's Cottage
30%inclusion3 decks10 decks
5%synergy
Shizo, Death's Storehouse
20%inclusion2 decks10 decks
10%synergy
Urza's Saga
20%inclusion2 decks10 decks
12%synergy
Inkmoth Nexus
20%inclusion2 decks10 decks
19%synergy
War Room
20%inclusion2 decks10 decks
4%synergy
Cabal Pit
20%inclusion2 decks10 decks
19%synergy
Lake of the Dead
20%inclusion2 decks10 decks
15%synergy
Midgar, City of Mako
14%inclusion1 decks7 decks
2%synergy
Phyrexian Tower
10%inclusion1 decks10 decks
-14%synergy
Barren Moor
10%inclusion1 decks10 decks
0%synergy
Vesuva
10%inclusion1 decks10 decks
7%synergy
Grasping Dunes
10%inclusion1 decks10 decks
10%synergy
Crypt of Agadeem
10%inclusion1 decks10 decks
-1%synergy
The Dross Pits
10%inclusion1 decks10 decks
9%synergy
Tomb Fortress
10%inclusion1 decks10 decks
6%synergy
Thespian's Stage
10%inclusion1 decks10 decks
4%synergy
Castle Locthwain
10%inclusion1 decks10 decks
-7%synergy
Temple of the False God
10%inclusion1 decks10 decks
2%synergy
Havengul Laboratory
10%inclusion1 decks10 decks
10%synergy
Rogue's Passage
10%inclusion1 decks10 decks
-9%synergy
Mana Artifacts
Sol Ring
100%inclusion10 decks10 decks
14%synergy
Arcane Signet
90%inclusion9 decks10 decks
28%synergy
Thought Vessel
40%inclusion4 decks10 decks
13%synergy
The Soul Stone
33%inclusion2 decks6 decks
20%synergy
Caged Sun
20%inclusion2 decks10 decks
8%synergy
Throne of Eldraine
20%inclusion2 decks10 decks
10%synergy
Decanter of Endless Water
20%inclusion2 decks10 decks
17%synergy
Mind Stone
20%inclusion2 decks10 decks
-10%synergy
Chrome Mox
20%inclusion2 decks10 decks
14%synergy
The Aetherspark
11%inclusion1 decks9 decks
11%synergy
Lotus Petal
10%inclusion1 decks10 decks
3%synergy
Mox Amber
10%inclusion1 decks10 decks
6%synergy
Fellwar Stone
10%inclusion1 decks10 decks
-5%synergy
Coveted Jewel
10%inclusion1 decks10 decks
9%synergy
Nyx Lotus
10%inclusion1 decks10 decks
3%synergy
Extraplanar Lens
10%inclusion1 decks10 decks
5%synergy
Mox Diamond
10%inclusion1 decks10 decks
6%synergy
Lands
Swamp
90%inclusion9 decks10 decks
-5%synergy
Forbidden Orchard
70%inclusion7 decks10 decks
68%synergy
Urza's Cave
40%inclusion4 decks10 decks
32%synergy
Verdant Catacombs
30%inclusion3 decks10 decks
27%synergy
Malakir Rebirth
30%inclusion3 decks10 decks
7%synergy
Snow-Covered Swamp
30%inclusion3 decks10 decks
23%synergy
Marsh Flats
30%inclusion3 decks10 decks
27%synergy
Polluted Delta
30%inclusion3 decks10 decks
27%synergy
Bloodstained Mire
30%inclusion3 decks10 decks
26%synergy
Prismatic Vista
10%inclusion1 decks10 decks
8%synergy
Fell the Profane
10%inclusion1 decks10 decks
-9%synergy
Fabled Passage
10%inclusion1 decks10 decks
8%synergy
Myriad Landscape
10%inclusion1 decks10 decks
-16%synergy
Gemstone Caverns
10%inclusion1 decks10 decks
6%synergy
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