Massacre Girl, Known Killer (Commander) - Optimized -1/-1 Counters

Massacre Girl, Known Killer
Rank #276
27decks
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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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Nest of Scarabs
85%inclusion23 decks27 decks
81%synergy
Black Sun's Zenith
85%inclusion23 decks27 decks
79%synergy
Blowfly Infestation
81%inclusion22 decks27 decks
79%synergy
Necroskitter
81%inclusion22 decks27 decks
78%synergy
Massacre Wurm
93%inclusion25 decks27 decks
75%synergy
Massacre Girl
78%inclusion21 decks27 decks
70%synergy
Maha, Its Feathers Night
74%inclusion20 decks27 decks
69%synergy
Spitting Dilophosaurus
70%inclusion19 decks27 decks
68%synergy
Midnight Banshee
70%inclusion19 decks27 decks
67%synergy
Drown in Ichor
70%inclusion19 decks27 decks
66%synergy
Top Cards
Defile
96%inclusion26 decks27 decks
58%synergy
Jet Medallion
81%inclusion22 decks27 decks
21%synergy
Tragic Slip
74%inclusion20 decks27 decks
53%synergy
Dark Ritual
70%inclusion19 decks27 decks
4%synergy
Toxic Deluge
70%inclusion19 decks27 decks
33%synergy
Crypt Ghast
67%inclusion18 decks27 decks
18%synergy
Slaughter Specialist
67%inclusion18 decks27 decks
64%synergy
Black Sun's Twilight
67%inclusion18 decks27 decks
62%synergy
Feed the Swarm
63%inclusion17 decks27 decks
12%synergy
Yawgmoth, Thran Physician
63%inclusion17 decks27 decks
53%synergy
Game Changers
Demonic Tutor
56%inclusion15 decks27 decks
28%synergy
Orcish Bowmasters
44%inclusion12 decks27 decks
31%synergy
Vampiric Tutor
37%inclusion10 decks27 decks
15%synergy
Bolas's Citadel
33%inclusion9 decks27 decks
4%synergy
Necropotence
33%inclusion9 decks27 decks
18%synergy
Ancient Tomb
19%inclusion5 decks27 decks
7%synergy
The One Ring
19%inclusion5 decks27 decks
9%synergy
Imperial Seal
15%inclusion4 decks27 decks
8%synergy
Opposition Agent
7.4%inclusion2 decks27 decks
-3%synergy
Mana Vault
7.4%inclusion2 decks27 decks
0%synergy
Creatures
Blood Artist
56%inclusion15 decks27 decks
24%synergy
Gray Merchant of Asphodel
56%inclusion15 decks27 decks
4%synergy
Morbid Opportunist
52%inclusion14 decks27 decks
30%synergy
Drivnod, Carnage Dominus
52%inclusion14 decks27 decks
44%synergy
Dread Presence
44%inclusion12 decks27 decks
29%synergy
Vilis, Broker of Blood
41%inclusion11 decks27 decks
27%synergy
Skinrender
41%inclusion11 decks27 decks
39%synergy
Vein Ripper
41%inclusion11 decks27 decks
35%synergy
Persistent Constrictor
38%inclusion10 decks26 decks
36%synergy
Corrosive Mentor
37%inclusion10 decks27 decks
36%synergy
Kaervek, the Spiteful
37%inclusion10 decks27 decks
34%synergy
Hunted Bonebrute
37%inclusion10 decks27 decks
35%synergy
Syr Konrad, the Grim
33%inclusion9 decks27 decks
13%synergy
Clackbridge Troll
30%inclusion8 decks27 decks
27%synergy
K'rrik, Son of Yawgmoth
30%inclusion8 decks27 decks
11%synergy
Skithiryx, the Blight Dragon
30%inclusion8 decks27 decks
28%synergy
Yahenni, Undying Partisan
30%inclusion8 decks27 decks
23%synergy
Sheoldred, the Apocalypse
26%inclusion7 decks27 decks
11%synergy
Banewhip Punisher
26%inclusion7 decks27 decks
25%synergy
Ascendant Evincar
26%inclusion7 decks27 decks
24%synergy
Grim Hireling
22%inclusion6 decks27 decks
18%synergy
Phyrexian Obliterator
19%inclusion5 decks27 decks
7%synergy
Bloodletter of Aclazotz
19%inclusion5 decks27 decks
8%synergy
Fume Spitter
19%inclusion5 decks27 decks
17%synergy
Zulaport Cutthroat
19%inclusion5 decks27 decks
-4%synergy
Sheoldred, Whispering One
19%inclusion5 decks27 decks
6%synergy
Pitiless Plunderer
19%inclusion5 decks27 decks
1%synergy
Blightbelly Rat
19%inclusion5 decks27 decks
15%synergy
Festering Mummy
19%inclusion5 decks27 decks
17%synergy
Soul Snuffers
19%inclusion5 decks27 decks
17%synergy
Solemn Simulacrum
15%inclusion4 decks27 decks
-9%synergy
Ayara, First of Locthwain
15%inclusion4 decks27 decks
-11%synergy
Carnifex Demon
15%inclusion4 decks27 decks
14%synergy
Nirkana Revenant
15%inclusion4 decks27 decks
3%synergy
Lockjaw Snapper
15%inclusion4 decks27 decks
15%synergy
Drana, Liberator of Malakir
11%inclusion3 decks27 decks
8%synergy
Sangromancer
11%inclusion3 decks27 decks
0%synergy
Guul Draz Assassin
11%inclusion3 decks27 decks
10%synergy
Plague Engineer
11%inclusion3 decks27 decks
11%synergy
Gisa, Glorious Resurrector
11%inclusion3 decks27 decks
6%synergy
Zenos yae Galvus
11%inclusion2 decks19 decks
7%synergy
Unstoppable Slasher
7.7%inclusion2 decks26 decks
2%synergy
Ghoulcaller Gisa
7.4%inclusion2 decks27 decks
3%synergy
Dusk Urchins
7.4%inclusion2 decks27 decks
7%synergy
Night Clubber
7.4%inclusion2 decks27 decks
6%synergy
Archfiend of Ifnir
7.4%inclusion2 decks27 decks
5%synergy
Harvester of Souls
7.4%inclusion2 decks27 decks
0%synergy
Mari, the Killing Quill
7.4%inclusion2 decks27 decks
6%synergy
Varragoth, Bloodsky Sire
7.4%inclusion2 decks27 decks
3%synergy
Blood Celebrant
7.4%inclusion2 decks27 decks
3%synergy
Instants
Sudden Spoiling
59%inclusion16 decks27 decks
50%synergy
Slice from the Shadows
56%inclusion15 decks27 decks
53%synergy
Dismember
56%inclusion15 decks27 decks
45%synergy
Whisper of the Dross
48%inclusion13 decks27 decks
45%synergy
Grim Affliction
41%inclusion11 decks27 decks
38%synergy
Overkill
39%inclusion7 decks18 decks
31%synergy
Join the Dead
37%inclusion10 decks27 decks
36%synergy
Withering Torment
35%inclusion9 decks26 decks
3%synergy
Bloodline Culling
30%inclusion8 decks27 decks
28%synergy
Cabal Ritual
30%inclusion8 decks27 decks
12%synergy
Deadly Rollick
26%inclusion7 decks27 decks
3%synergy
Imp's Mischief
26%inclusion7 decks27 decks
2%synergy
Malakir Rebirth
19%inclusion5 decks27 decks
-4%synergy
Grasp of Darkness
15%inclusion4 decks27 decks
12%synergy
Culling the Weak
15%inclusion4 decks27 decks
0%synergy
Withering Boon
15%inclusion4 decks27 decks
10%synergy
Snuff Out
11%inclusion3 decks27 decks
-1%synergy
Village Rites
11%inclusion3 decks27 decks
-13%synergy
Darkness
11%inclusion3 decks27 decks
2%synergy
Stab
7.7%inclusion2 decks26 decks
6%synergy
Fell the Profane
7.4%inclusion2 decks27 decks
-11%synergy
Entomb
7.4%inclusion2 decks27 decks
-4%synergy
Thrilling Encore
7.4%inclusion2 decks27 decks
5%synergy
Not Dead After All
7.4%inclusion2 decks27 decks
-4%synergy
Dark Triumph
7.4%inclusion2 decks27 decks
7%synergy
Murder
7.4%inclusion2 decks27 decks
-3%synergy
Infernal Grasp
7.4%inclusion2 decks27 decks
-18%synergy
Wither and Bloom
7.4%inclusion2 decks27 decks
7%synergy
Feign Death
7.4%inclusion2 decks27 decks
-1%synergy
Sorceries
Mutilate
59%inclusion16 decks27 decks
40%synergy
Reanimate
59%inclusion16 decks27 decks
21%synergy
Yahenni's Expertise
37%inclusion10 decks27 decks
35%synergy
Sign in Blood
33%inclusion9 decks27 decks
-3%synergy
Incremental Blight
26%inclusion7 decks27 decks
25%synergy
Vat Emergence
22%inclusion6 decks27 decks
21%synergy
Diabolic Tutor
22%inclusion6 decks27 decks
7%synergy
Victimize
22%inclusion6 decks27 decks
-3%synergy
Rise of the Dark Realms
22%inclusion6 decks27 decks
10%synergy
Read the Bones
19%inclusion5 decks27 decks
0%synergy
Night's Whisper
19%inclusion5 decks27 decks
-6%synergy
Insatiable Avarice
19%inclusion5 decks27 decks
6%synergy
Massacre
19%inclusion5 decks27 decks
17%synergy
Grim Tutor
19%inclusion5 decks27 decks
7%synergy
Blasphemous Edict
12%inclusion3 decks26 decks
-6%synergy
Phyresis Outbreak
11%inclusion3 decks27 decks
9%synergy
Exsanguinate
11%inclusion3 decks27 decks
-13%synergy
Golden Demise
11%inclusion3 decks27 decks
11%synergy
Demonic Counsel
7.7%inclusion2 decks26 decks
4%synergy
Diabolic Intent
7.4%inclusion2 decks27 decks
-7%synergy
Deadly Cover-Up
7.4%inclusion2 decks27 decks
7%synergy
Profane Tutor
7.4%inclusion2 decks27 decks
3%synergy
Torment of Hailfire
7.4%inclusion2 decks27 decks
-9%synergy
Bubbling Muck
7.4%inclusion2 decks27 decks
-8%synergy
Blood on the Snow
7.4%inclusion2 decks27 decks
6%synergy
Dead of Winter
7.4%inclusion2 decks27 decks
6%synergy
Unearth
7.4%inclusion2 decks27 decks
-1%synergy
Infectious Inquiry
7.4%inclusion2 decks27 decks
4%synergy
Decree of Pain
7.4%inclusion2 decks27 decks
2%synergy
Beseech the Mirror
7.4%inclusion2 decks27 decks
1%synergy
Damnation
7.4%inclusion2 decks27 decks
-14%synergy
Languish
7.4%inclusion2 decks27 decks
6%synergy
Nuclear Fallout
7.4%inclusion2 decks27 decks
6%synergy
Invoke Despair
7.4%inclusion2 decks27 decks
5%synergy
Utility Artifacts
Contagion Clasp
59%inclusion16 decks27 decks
57%synergy
Contagion Engine
59%inclusion16 decks27 decks
57%synergy
Swiftfoot Boots
41%inclusion11 decks27 decks
9%synergy
Lightning Greaves
41%inclusion11 decks27 decks
7%synergy
Bontu's Monument
37%inclusion10 decks27 decks
9%synergy
Tarrian's Soulcleaver
30%inclusion8 decks27 decks
26%synergy
The Darkness Crystal
26%inclusion5 decks19 decks
7%synergy
Genesis Chamber
26%inclusion7 decks27 decks
23%synergy
Skullclamp
15%inclusion4 decks27 decks
-6%synergy
The Masamune
12%inclusion2 decks17 decks
2%synergy
Wayfarer's Bauble
11%inclusion3 decks27 decks
-5%synergy
Expedition Map
11%inclusion3 decks27 decks
-1%synergy
Sword of the Animist
11%inclusion3 decks27 decks
7%synergy
Dowsing Dagger
11%inclusion3 decks27 decks
10%synergy
Mithril Coat
7.4%inclusion2 decks27 decks
2%synergy
Whip of Erebos
7.4%inclusion2 decks27 decks
-3%synergy
Wishclaw Talisman
7.4%inclusion2 decks27 decks
1%synergy
Winter Moon
7.4%inclusion2 decks27 decks
6%synergy
Sword of Feast and Famine
7.4%inclusion2 decks27 decks
6%synergy
Enchantments
Crumbling Ashes
52%inclusion14 decks27 decks
50%synergy
The Meathook Massacre
48%inclusion13 decks27 decks
31%synergy
Black Market
44%inclusion12 decks27 decks
23%synergy
Night of Souls' Betrayal
37%inclusion10 decks27 decks
35%synergy
Phyrexian Arena
37%inclusion10 decks27 decks
-3%synergy
Black Market Connections
33%inclusion9 decks27 decks
10%synergy
Virtue of Persistence
33%inclusion9 decks27 decks
28%synergy
Revel in Riches
26%inclusion7 decks27 decks
21%synergy
Animate Dead
22%inclusion6 decks27 decks
4%synergy
Nowhere to Run
22%inclusion6 decks27 decks
19%synergy
Bloodchief Ascension
15%inclusion4 decks27 decks
5%synergy
Bastion of Remembrance
11%inclusion3 decks27 decks
-5%synergy
Bitterblossom
11%inclusion3 decks27 decks
-2%synergy
Meathook Massacre II
7.7%inclusion2 decks26 decks
1%synergy
Waste Not
7.4%inclusion2 decks27 decks
-4%synergy
Dreadhorde Invasion
7.4%inclusion2 decks27 decks
-1%synergy
Greed
7.4%inclusion2 decks27 decks
0%synergy
Illness in the Ranks
7.4%inclusion2 decks27 decks
7%synergy
Phyrexian Reclamation
7.4%inclusion2 decks27 decks
-3%synergy
Sanguine Bond
7.4%inclusion2 decks27 decks
-5%synergy
Exquisite Blood
7.4%inclusion2 decks27 decks
-6%synergy
Underworld Dreams
7.4%inclusion2 decks27 decks
1%synergy
Screams from Within
7.4%inclusion2 decks27 decks
7%synergy
No Mercy
7.4%inclusion2 decks27 decks
0%synergy
Oversold Cemetery
7.4%inclusion2 decks27 decks
2%synergy
Bad Moon
7.4%inclusion2 decks27 decks
4%synergy
Battles
Invasion of Innistrad
15%inclusion4 decks27 decks
14%synergy
Planeswalkers
Vraska, Betrayal's Sting
41%inclusion11 decks27 decks
38%synergy
Liliana of the Dark Realms
26%inclusion7 decks27 decks
12%synergy
Liliana, Dreadhorde General
11%inclusion3 decks27 decks
-2%synergy
Liliana, Death Wielder
11%inclusion3 decks27 decks
10%synergy
Professor Onyx
7.4%inclusion2 decks27 decks
1%synergy
Liliana Vess
7.4%inclusion2 decks27 decks
4%synergy
Liliana, Waker of the Dead
7.4%inclusion2 decks27 decks
3%synergy
Utility Lands
Bojuka Bog
70%inclusion19 decks27 decks
24%synergy
Reliquary Tower
70%inclusion19 decks27 decks
39%synergy
Karn's Bastion
63%inclusion17 decks27 decks
59%synergy
Cabal Coffers
59%inclusion16 decks27 decks
4%synergy
Urborg, Tomb of Yawgmoth
56%inclusion15 decks27 decks
18%synergy
Cabal Stronghold
52%inclusion14 decks27 decks
16%synergy
Witch's Cottage
48%inclusion13 decks27 decks
24%synergy
Nykthos, Shrine to Nyx
48%inclusion13 decks27 decks
18%synergy
Takenuma, Abandoned Mire
33%inclusion9 decks27 decks
17%synergy
Castle Locthwain
33%inclusion9 decks27 decks
16%synergy
Phyrexian Tower
26%inclusion7 decks27 decks
2%synergy
Spymaster's Vault
26%inclusion7 decks27 decks
16%synergy
Shizo, Death's Storehouse
19%inclusion5 decks27 decks
8%synergy
War Room
15%inclusion4 decks27 decks
-2%synergy
Ifnir Deadlands
15%inclusion4 decks27 decks
14%synergy
Barren Moor
11%inclusion3 decks27 decks
1%synergy
Vesuva
11%inclusion3 decks27 decks
8%synergy
Grasping Dunes
11%inclusion3 decks27 decks
11%synergy
Cabal Pit
11%inclusion3 decks27 decks
10%synergy
Thespian's Stage
11%inclusion3 decks27 decks
5%synergy
Rogue's Passage
11%inclusion3 decks27 decks
-7%synergy
Mortuary Mire
7.4%inclusion2 decks27 decks
-6%synergy
Buried Ruin
7.4%inclusion2 decks27 decks
2%synergy
Command Beacon
7.4%inclusion2 decks27 decks
-1%synergy
Lake of the Dead
7.4%inclusion2 decks27 decks
2%synergy
Everglades
7.4%inclusion2 decks27 decks
6%synergy
Mana Artifacts
Sol Ring
85%inclusion23 decks27 decks
-1%synergy
Arcane Signet
56%inclusion15 decks27 decks
-7%synergy
Thought Vessel
56%inclusion15 decks27 decks
28%synergy
Mind Stone
22%inclusion6 decks27 decks
-9%synergy
The Soul Stone
21%inclusion3 decks14 decks
9%synergy
Caged Sun
19%inclusion5 decks27 decks
6%synergy
Nyx Lotus
19%inclusion5 decks27 decks
11%synergy
Charcoal Diamond
15%inclusion4 decks27 decks
-8%synergy
Staff of Compleation
11%inclusion3 decks27 decks
9%synergy
Decanter of Endless Water
11%inclusion3 decks27 decks
8%synergy
Gauntlet of Power
7.4%inclusion2 decks27 decks
4%synergy
Lotus Petal
7.4%inclusion2 decks27 decks
0%synergy
Fellwar Stone
7.4%inclusion2 decks27 decks
-7%synergy
Extraplanar Lens
7.4%inclusion2 decks27 decks
2%synergy
Lands
Swamp
85%inclusion23 decks27 decks
-10%synergy
Forbidden Orchard
52%inclusion14 decks27 decks
50%synergy
Myriad Landscape
37%inclusion10 decks27 decks
10%synergy
Snow-Covered Swamp
22%inclusion6 decks27 decks
15%synergy
Malakir Rebirth
19%inclusion5 decks27 decks
-4%synergy
Urza's Cave
11%inclusion3 decks27 decks
3%synergy
Fell the Profane
7.4%inclusion2 decks27 decks
-11%synergy
Terramorphic Expanse
7.4%inclusion2 decks27 decks
5%synergy
Sunken Citadel
7.4%inclusion2 decks27 decks
7%synergy
Verdant Catacombs
7.4%inclusion2 decks27 decks
4%synergy
Demolition Field
7.4%inclusion2 decks27 decks
2%synergy
Evolving Wilds
7.4%inclusion2 decks27 decks
4%synergy
Marsh Flats
7.4%inclusion2 decks27 decks
4%synergy
Polluted Delta
7.4%inclusion2 decks27 decks
4%synergy
Bloodstained Mire
7.4%inclusion2 decks27 decks
4%synergy
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