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

Massacre Girl, Known Killer
Rank #306
137decks
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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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Top Cards
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Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
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Moonshadow
15%inclusion4 decks27 decks
13%synergy
Blight Rot
15%inclusion4 decks27 decks
14%synergy
Bile-Vial Boggart
14%inclusion4 decks28 decks
14%synergy
Oft-Nabbed Goat
11%inclusion3 decks28 decks
10%synergy
Dawnhand Dissident
6.7%inclusion2 decks30 decks
6%synergy
High Synergy Cards
Necroskitter
85%inclusion116 decks137 decks
81%synergy
Nest of Scarabs
82%inclusion113 decks137 decks
78%synergy
Slaughter Specialist
80%inclusion110 decks137 decks
77%synergy
Massacre Girl
85%inclusion116 decks137 decks
77%synergy
Maha, Its Feathers Night
80%inclusion110 decks137 decks
76%synergy
Black Sun's Zenith
79%inclusion108 decks137 decks
73%synergy
Blowfly Infestation
74%inclusion101 decks137 decks
71%synergy
Massacre Wurm
88%inclusion120 decks137 decks
70%synergy
Spitting Dilophosaurus
70%inclusion96 decks137 decks
68%synergy
Drown in Ichor
72%inclusion98 decks137 decks
67%synergy
Top Cards
Toxic Deluge
82%inclusion112 decks137 decks
45%synergy
Tragic Slip
81%inclusion111 decks137 decks
61%synergy
Defile
80%inclusion110 decks137 decks
43%synergy
Jet Medallion
80%inclusion110 decks137 decks
19%synergy
Dark Ritual
77%inclusion105 decks137 decks
10%synergy
Crypt Ghast
72%inclusion99 decks137 decks
24%synergy
Yawgmoth, Thran Physician
68%inclusion93 decks137 decks
58%synergy
Midnight Banshee
66%inclusion90 decks137 decks
63%synergy
Black Sun's Twilight
65%inclusion89 decks137 decks
61%synergy
Morbid Opportunist
64%inclusion87 decks137 decks
41%synergy
Game Changers
Orcish Bowmasters
34%inclusion46 decks137 decks
20%synergy
Demonic Tutor
23%inclusion31 decks137 decks
-5%synergy
Bolas's Citadel
20%inclusion28 decks137 decks
-9%synergy
Vampiric Tutor
12%inclusion17 decks137 decks
-9%synergy
Necropotence
12%inclusion17 decks137 decks
-3%synergy
Creatures
Gray Merchant of Asphodel
64%inclusion87 decks137 decks
12%synergy
Blood Artist
63%inclusion86 decks137 decks
31%synergy
Persistent Constrictor
59%inclusion81 decks137 decks
56%synergy
Drivnod, Carnage Dominus
58%inclusion80 decks137 decks
51%synergy
Clackbridge Troll
54%inclusion74 decks137 decks
51%synergy
Dread Presence
53%inclusion72 decks137 decks
38%synergy
Hunted Bonebrute
47%inclusion65 decks137 decks
46%synergy
Yahenni, Undying Partisan
44%inclusion60 decks137 decks
38%synergy
Syr Konrad, the Grim
43%inclusion59 decks137 decks
23%synergy
Vein Ripper
43%inclusion59 decks137 decks
38%synergy
Skinrender
41%inclusion56 decks137 decks
39%synergy
Vilis, Broker of Blood
38%inclusion52 decks137 decks
24%synergy
Ascendant Evincar
36%inclusion50 decks137 decks
34%synergy
Kaervek, the Spiteful
36%inclusion49 decks137 decks
33%synergy
K'rrik, Son of Yawgmoth
31%inclusion42 decks137 decks
12%synergy
Akroan Horse
28%inclusion39 decks137 decks
28%synergy
Soul Snuffers
26%inclusion35 decks137 decks
24%synergy
Grim Hireling
24%inclusion33 decks137 decks
19%synergy
Sheoldred, the Apocalypse
23%inclusion32 decks137 decks
9%synergy
Corrosive Mentor
23%inclusion32 decks137 decks
22%synergy
Phyrexian Obliterator
23%inclusion31 decks137 decks
12%synergy
Banewhip Punisher
21%inclusion29 decks137 decks
21%synergy
Drana, Liberator of Malakir
20%inclusion27 decks137 decks
17%synergy
Carnifex Demon
20%inclusion27 decks137 decks
19%synergy
Zenos yae Galvus
20%inclusion24 decks123 decks
16%synergy
Harvester of Souls
19%inclusion26 decks137 decks
12%synergy
Solemn Simulacrum
18%inclusion24 decks137 decks
-6%synergy
Sangromancer
17%inclusion23 decks137 decks
6%synergy
Ayara, First of Locthwain
15%inclusion21 decks137 decks
-10%synergy
Nirkana Revenant
15%inclusion21 decks137 decks
4%synergy
Boggart Trawler
15%inclusion21 decks137 decks
6%synergy
Zulaport Cutthroat
15%inclusion21 decks137 decks
-8%synergy
Skithiryx, the Blight Dragon
15%inclusion21 decks137 decks
14%synergy
Festering Mummy
14%inclusion19 decks137 decks
13%synergy
Harvester of Misery
14%inclusion19 decks137 decks
13%synergy
Dauthi Voidwalker
14%inclusion19 decks137 decks
-2%synergy
Fume Spitter
13%inclusion18 decks137 decks
12%synergy
Mikaeus, the Unhallowed
12%inclusion16 decks137 decks
4%synergy
Blightbelly Rat
11%inclusion15 decks137 decks
7%synergy
Plague Engineer
11%inclusion15 decks137 decks
10%synergy
Drana, Kalastria Bloodchief
10%inclusion14 decks137 decks
9%synergy
Vito, Thorn of the Dusk Rose
10%inclusion14 decks137 decks
-1%synergy
Gisa, Glorious Resurrector
9.5%inclusion13 decks137 decks
4%synergy
Guul Draz Assassin
8.8%inclusion12 decks137 decks
8%synergy
Gwenom, Remorseless
8.2%inclusion8 decks97 decks
5%synergy
Ophiomancer
8.0%inclusion11 decks137 decks
-8%synergy
Demon of Dark Schemes
8.0%inclusion11 decks137 decks
7%synergy
Bloodletter of Aclazotz
8.0%inclusion11 decks137 decks
-3%synergy
Ichor Rats
8.0%inclusion11 decks137 decks
5%synergy
Sephiroth, Fabled SOLDIER
7.4%inclusion9 decks122 decks
2%synergy
Instants
Sudden Spoiling
63%inclusion86 decks137 decks
53%synergy
Dismember
61%inclusion83 decks137 decks
50%synergy
Slice from the Shadows
58%inclusion79 decks137 decks
55%synergy
Overkill
41%inclusion50 decks121 decks
34%synergy
Malakir Rebirth
33%inclusion45 decks137 decks
10%synergy
Withering Torment
33%inclusion45 decks137 decks
1%synergy
Whisper of the Dross
32%inclusion44 decks137 decks
29%synergy
Bloodline Culling
30%inclusion41 decks137 decks
29%synergy
Grim Affliction
29%inclusion40 decks137 decks
27%synergy
Imp's Mischief
26%inclusion35 decks137 decks
1%synergy
Join the Dead
24%inclusion33 decks137 decks
23%synergy
Fell the Profane
23%inclusion32 decks137 decks
5%synergy
Deadly Rollick
22%inclusion30 decks137 decks
-2%synergy
Not Dead After All
18%inclusion25 decks137 decks
7%synergy
Grasp of Darkness
16%inclusion22 decks137 decks
14%synergy
Darkness
15%inclusion20 decks137 decks
5%synergy
Erebos's Intervention
14%inclusion19 decks137 decks
11%synergy
Cabal Ritual
11%inclusion15 decks137 decks
-7%synergy
Wither and Bloom
9.5%inclusion13 decks137 decks
9%synergy
Consuming Corruption
8.0%inclusion11 decks137 decks
-8%synergy
Go for the Throat
7.3%inclusion10 decks137 decks
-16%synergy
Archenemy's Charm
6.6%inclusion7 decks106 decks
-2%synergy
Feign Death
6.6%inclusion9 decks137 decks
-2%synergy
Undying Evil
5.1%inclusion7 decks137 decks
2%synergy
Undying Malice
5.1%inclusion7 decks137 decks
-5%synergy
Sorceries
Feed the Swarm
57%inclusion78 decks137 decks
6%synergy
Mutilate
53%inclusion73 decks137 decks
35%synergy
Reanimate
42%inclusion57 decks137 decks
2%synergy
Exsanguinate
34%inclusion47 decks137 decks
10%synergy
Yahenni's Expertise
34%inclusion46 decks137 decks
32%synergy
Sign in Blood
31%inclusion43 decks137 decks
-5%synergy
Rise of the Dark Realms
29%inclusion40 decks137 decks
17%synergy
Bubbling Muck
28%inclusion38 decks137 decks
12%synergy
Massacre
26%inclusion36 decks137 decks
25%synergy
Night's Whisper
25%inclusion34 decks137 decks
0%synergy
Nuclear Fallout
24%inclusion33 decks137 decks
22%synergy
Incremental Blight
21%inclusion29 decks137 decks
20%synergy
Victimize
18%inclusion24 decks137 decks
-9%synergy
Torment of Hailfire
13%inclusion18 decks137 decks
-3%synergy
Languish
13%inclusion18 decks137 decks
12%synergy
Phyresis Outbreak
12%inclusion16 decks137 decks
10%synergy
Insatiable Avarice
10%inclusion14 decks137 decks
-2%synergy
Crippling Fear
9.5%inclusion13 decks137 decks
6%synergy
Agadeem's Awakening
8.8%inclusion12 decks137 decks
2%synergy
Gruesome Realization
8.8%inclusion12 decks137 decks
7%synergy
Vat Emergence
8.0%inclusion11 decks137 decks
6%synergy
Tragic Trajectory
7.5%inclusion8 decks106 decks
6%synergy
Diabolic Tutor
7.3%inclusion10 decks137 decks
-7%synergy
Infectious Inquiry
7.3%inclusion10 decks137 decks
4%synergy
Grim Tutor
7.3%inclusion10 decks137 decks
-4%synergy
Golden Demise
7.3%inclusion10 decks137 decks
7%synergy
Diabolic Intent
6.6%inclusion9 decks137 decks
-8%synergy
Profane Command
6.6%inclusion9 decks137 decks
5%synergy
Decree of Pain
6.6%inclusion9 decks137 decks
1%synergy
Damnation
6.6%inclusion9 decks137 decks
-14%synergy
Profane Tutor
5.8%inclusion8 decks137 decks
1%synergy
Beseech the Mirror
5.8%inclusion8 decks137 decks
-1%synergy
Terror Tide
5.1%inclusion7 decks137 decks
4%synergy
Liliana's Influence
5.1%inclusion7 decks137 decks
5%synergy
Blight Grenade
5.1%inclusion7 decks137 decks
5%synergy
Utility Artifacts
Lightning Greaves
53%inclusion72 decks137 decks
19%synergy
Genesis Chamber
46%inclusion63 decks137 decks
43%synergy
Tarrian's Soulcleaver
44%inclusion60 decks137 decks
40%synergy
Contagion Clasp
42%inclusion57 decks137 decks
39%synergy
Contagion Engine
39%inclusion53 decks137 decks
37%synergy
Swiftfoot Boots
34%inclusion47 decks137 decks
3%synergy
Expedition Map
24%inclusion33 decks137 decks
12%synergy
Bontu's Monument
23%inclusion31 decks137 decks
-5%synergy
The Darkness Crystal
20%inclusion25 decks122 decks
1%synergy
Wayfarer's Bauble
18%inclusion24 decks137 decks
2%synergy
The Masamune
18%inclusion21 decks120 decks
8%synergy
Blade of the Bloodchief
14%inclusion19 decks137 decks
12%synergy
Skullclamp
13%inclusion18 decks137 decks
-8%synergy
Dowsing Dagger
13%inclusion18 decks137 decks
12%synergy
Cauldron of Souls
9.5%inclusion13 decks137 decks
8%synergy
Sword of Truth and Justice
7.3%inclusion10 decks137 decks
7%synergy
Lashwrithe
6.6%inclusion9 decks137 decks
3%synergy
Whip of Erebos
6.6%inclusion9 decks137 decks
-4%synergy
Umezawa's Jitte
5.8%inclusion8 decks137 decks
5%synergy
Nightmare Lash
5.8%inclusion8 decks137 decks
3%synergy
Sword of Feast and Famine
5.1%inclusion7 decks137 decks
3%synergy
Grafted Exoskeleton
5.1%inclusion7 decks137 decks
4%synergy
Enchantments
The Meathook Massacre
62%inclusion85 decks137 decks
45%synergy
Nowhere to Run
47%inclusion64 decks137 decks
43%synergy
Crumbling Ashes
45%inclusion61 decks137 decks
43%synergy
Black Market
39%inclusion54 decks137 decks
18%synergy
Phyrexian Arena
38%inclusion52 decks137 decks
-2%synergy
Virtue of Persistence
35%inclusion48 decks137 decks
30%synergy
Night of Souls' Betrayal
32%inclusion44 decks137 decks
30%synergy
Black Market Connections
23%inclusion31 decks137 decks
-1%synergy
Bloodchief Ascension
19%inclusion26 decks137 decks
10%synergy
Revel in Riches
18%inclusion25 decks137 decks
13%synergy
Bitterblossom
18%inclusion24 decks137 decks
4%synergy
Illness in the Ranks
14%inclusion19 decks137 decks
13%synergy
Meathook Massacre II
13%inclusion18 decks137 decks
6%synergy
Screams from Within
12%inclusion17 decks137 decks
12%synergy
Kaya's Ghostform
10%inclusion14 decks137 decks
0%synergy
Phyrexian Reclamation
8.0%inclusion11 decks137 decks
-2%synergy
Infernal Genesis
8.0%inclusion11 decks137 decks
8%synergy
Eternal Thirst
7.3%inclusion10 decks137 decks
5%synergy
Animate Dead
7.3%inclusion10 decks137 decks
-10%synergy
Grave Pact
6.6%inclusion9 decks137 decks
-12%synergy
Exquisite Blood
6.6%inclusion9 decks137 decks
-7%synergy
Bad Moon
5.1%inclusion7 decks137 decks
2%synergy
Planeswalkers
Vraska, Betrayal's Sting
36%inclusion49 decks137 decks
33%synergy
Liliana of the Dark Realms
31%inclusion42 decks137 decks
17%synergy
Liliana, Dreadhorde General
8.8%inclusion12 decks137 decks
-5%synergy
Liliana, Death Wielder
7.3%inclusion10 decks137 decks
6%synergy
Utility Lands
Cabal Coffers
74%inclusion101 decks137 decks
19%synergy
Reliquary Tower
61%inclusion83 decks137 decks
29%synergy
Bojuka Bog
60%inclusion82 decks137 decks
13%synergy
Karn's Bastion
59%inclusion81 decks137 decks
55%synergy
Urborg, Tomb of Yawgmoth
43%inclusion59 decks137 decks
5%synergy
Cabal Stronghold
40%inclusion55 decks137 decks
5%synergy
Nykthos, Shrine to Nyx
39%inclusion54 decks137 decks
10%synergy
Witch's Cottage
35%inclusion48 decks137 decks
10%synergy
War Room
28%inclusion38 decks137 decks
11%synergy
Spymaster's Vault
28%inclusion38 decks137 decks
18%synergy
Castle Locthwain
19%inclusion26 decks137 decks
2%synergy
Takenuma, Abandoned Mire
16%inclusion22 decks137 decks
0%synergy
Ifnir Deadlands
15%inclusion21 decks137 decks
14%synergy
Phyrexian Tower
12%inclusion17 decks137 decks
-12%synergy
Rogue's Passage
12%inclusion17 decks137 decks
-6%synergy
Barren Moor
11%inclusion15 decks137 decks
1%synergy
Inkmoth Nexus
10%inclusion14 decks137 decks
9%synergy
Grasping Dunes
8.8%inclusion12 decks137 decks
8%synergy
Cabal Pit
8.8%inclusion12 decks137 decks
8%synergy
Mortuary Mire
8.0%inclusion11 decks137 decks
-5%synergy
Midgar, City of Mako
6.7%inclusion8 decks120 decks
-5%synergy
Shizo, Death's Storehouse
6.6%inclusion9 decks137 decks
-4%synergy
Thespian's Stage
5.8%inclusion8 decks137 decks
0%synergy
Nesting Grounds
5.8%inclusion8 decks137 decks
5%synergy
Mana Artifacts
Sol Ring
93%inclusion128 decks137 decks
7%synergy
Arcane Signet
66%inclusion90 decks137 decks
3%synergy
Thought Vessel
48%inclusion66 decks137 decks
21%synergy
Mind Stone
28%inclusion38 decks137 decks
-3%synergy
Throne of Eldraine
21%inclusion29 decks137 decks
11%synergy
Caged Sun
20%inclusion27 decks137 decks
8%synergy
The Soul Stone
15%inclusion15 decks97 decks
2%synergy
Charcoal Diamond
15%inclusion21 decks137 decks
-8%synergy
Staff of Compleation
13%inclusion18 decks137 decks
11%synergy
Extraplanar Lens
10%inclusion14 decks137 decks
5%synergy
Fellwar Stone
8.8%inclusion12 decks137 decks
-6%synergy
Nyx Lotus
7.3%inclusion10 decks137 decks
1%synergy
Sceptre of Eternal Glory
6.6%inclusion9 decks137 decks
-2%synergy
Glistening Sphere
5.8%inclusion8 decks137 decks
5%synergy
Everflowing Chalice
5.1%inclusion7 decks137 decks
-1%synergy
Lands
Swamp
87%inclusion119 decks137 decks
-8%synergy
Forbidden Orchard
45%inclusion62 decks137 decks
43%synergy
Malakir Rebirth
33%inclusion45 decks137 decks
10%synergy
Myriad Landscape
24%inclusion33 decks137 decks
-2%synergy
Urza's Cave
24%inclusion33 decks137 decks
16%synergy
Fell the Profane
23%inclusion32 decks137 decks
5%synergy
Boggart Trawler
15%inclusion21 decks137 decks
6%synergy
Snow-Covered Swamp
13%inclusion18 decks137 decks
6%synergy
Agadeem's Awakening
8.8%inclusion12 decks137 decks
2%synergy
Demolition Field
8.8%inclusion12 decks137 decks
3%synergy
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