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

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
Koh, the Face Stealer
3.0%inclusion3 decks99 decks
1%synergy
Realm of Koh
3.0%inclusion3 decks99 decks
0%synergy
Ruinous Waterbending
2.0%inclusion2 decks99 decks
2%synergy
Fire Nation Sentinels
1.4%inclusion3 decks209 decks
1%synergy
Mai, Scornful Striker
1.0%inclusion1 decks102 decks
-1%synergy
High Synergy Cards
Nest of Scarabs
91%inclusion1.63K decks1.80K decks
86%synergy
Blowfly Infestation
87%inclusion1.57K decks1.80K decks
85%synergy
Necroskitter
86%inclusion1.54K decks1.80K decks
82%synergy
Midnight Banshee
83%inclusion1.49K decks1.80K decks
80%synergy
Massacre Girl
87%inclusion1.57K decks1.80K decks
79%synergy
Black Sun's Zenith
85%inclusion1.53K decks1.80K decks
79%synergy
Drown in Ichor
81%inclusion1.46K decks1.80K decks
77%synergy
Spitting Dilophosaurus
78%inclusion1.41K decks1.80K decks
76%synergy
Massacre Wurm
92%inclusion1.65K decks1.80K decks
74%synergy
Slaughter Specialist
76%inclusion1.36K decks1.80K decks
73%synergy
Top Cards
Defile
86%inclusion1.54K decks1.80K decks
48%synergy
Tragic Slip
84%inclusion1.51K decks1.80K decks
63%synergy
Toxic Deluge
77%inclusion1.38K decks1.80K decks
39%synergy
Maha, Its Feathers Night
72%inclusion680 decks947 decks
67%synergy
Crypt Ghast
71%inclusion1.28K decks1.80K decks
23%synergy
Contagion Clasp
71%inclusion1.28K decks1.80K decks
68%synergy
Jet Medallion
69%inclusion1.25K decks1.80K decks
9%synergy
Sudden Spoiling
69%inclusion1.25K decks1.80K decks
60%synergy
Dark Ritual
66%inclusion1.19K decks1.80K decks
0%synergy
Black Sun's Twilight
66%inclusion1.18K decks1.80K decks
61%synergy
Game Changers
Orcish Bowmasters
22%inclusion402 decks1.80K decks
9%synergy
Demonic Tutor
22%inclusion398 decks1.80K decks
-6%synergy
Vampiric Tutor
15%inclusion272 decks1.80K decks
-7%synergy
Bolas's Citadel
12%inclusion221 decks1.80K decks
-17%synergy
Ancient Tomb
6.8%inclusion122 decks1.80K decks
-5%synergy
Necropotence
5.7%inclusion102 decks1.80K decks
-10%synergy
Creatures
Yawgmoth, Thran Physician
65%inclusion1.18K decks1.80K decks
55%synergy
Skinrender
65%inclusion1.18K decks1.80K decks
64%synergy
Blood Artist
65%inclusion1.17K decks1.80K decks
33%synergy
Gray Merchant of Asphodel
61%inclusion1.10K decks1.80K decks
10%synergy
Clackbridge Troll
60%inclusion1.09K decks1.80K decks
57%synergy
Drivnod, Carnage Dominus
60%inclusion1.08K decks1.80K decks
52%synergy
Persistent Constrictor
56%inclusion415 decks747 decks
53%synergy
Dread Presence
55%inclusion990 decks1.80K decks
40%synergy
Morbid Opportunist
53%inclusion953 decks1.80K decks
31%synergy
Ascendant Evincar
51%inclusion916 decks1.80K decks
48%synergy
Hunted Bonebrute
49%inclusion866 decks1.76K decks
47%synergy
Soul Snuffers
46%inclusion819 decks1.80K decks
44%synergy
Corrosive Mentor
42%inclusion759 decks1.80K decks
41%synergy
Syr Konrad, the Grim
42%inclusion757 decks1.80K decks
22%synergy
Yahenni, Undying Partisan
41%inclusion742 decks1.80K decks
35%synergy
Vein Ripper
41%inclusion729 decks1.77K decks
36%synergy
Kaervek, the Spiteful
40%inclusion718 decks1.80K decks
37%synergy
Banewhip Punisher
33%inclusion602 decks1.80K decks
33%synergy
Grim Hireling
33%inclusion587 decks1.80K decks
28%synergy
Vilis, Broker of Blood
28%inclusion513 decks1.80K decks
15%synergy
Carnifex Demon
28%inclusion508 decks1.80K decks
27%synergy
Solemn Simulacrum
27%inclusion484 decks1.80K decks
3%synergy
Festering Mummy
24%inclusion434 decks1.80K decks
23%synergy
Akroan Horse
24%inclusion429 decks1.80K decks
23%synergy
K'rrik, Son of Yawgmoth
22%inclusion401 decks1.80K decks
4%synergy
Sheoldred, the Apocalypse
21%inclusion381 decks1.80K decks
6%synergy
Drana, Liberator of Malakir
21%inclusion369 decks1.80K decks
17%synergy
Fume Spitter
19%inclusion346 decks1.80K decks
18%synergy
Phyrexian Obliterator
19%inclusion334 decks1.80K decks
7%synergy
Harvester of Souls
17%inclusion309 decks1.80K decks
10%synergy
Harvester of Misery
16%inclusion196 decks1.21K decks
15%synergy
Zenos yae Galvus
16%inclusion51 decks314 decks
12%synergy
Zulaport Cutthroat
16%inclusion289 decks1.80K decks
-7%synergy
Lockjaw Snapper
16%inclusion285 decks1.80K decks
16%synergy
Skithiryx, the Blight Dragon
16%inclusion284 decks1.80K decks
14%synergy
Guul Draz Assassin
15%inclusion276 decks1.80K decks
15%synergy
Plague Engineer
15%inclusion273 decks1.80K decks
15%synergy
Blightbelly Rat
15%inclusion269 decks1.80K decks
11%synergy
Gisa, Glorious Resurrector
15%inclusion267 decks1.80K decks
10%synergy
Nirkana Revenant
15%inclusion264 decks1.80K decks
3%synergy
Harbinger of Night
12%inclusion223 decks1.80K decks
12%synergy
Ayara, First of Locthwain
12%inclusion212 decks1.80K decks
-14%synergy
Sangromancer
11%inclusion204 decks1.80K decks
0%synergy
Demon of Dark Schemes
11%inclusion195 decks1.80K decks
9%synergy
Mikaeus, the Unhallowed
10%inclusion181 decks1.80K decks
2%synergy
Archfiend of Ifnir
8.6%inclusion154 decks1.80K decks
7%synergy
Kaervek, the Punisher
8.5%inclusion104 decks1.23K decks
6%synergy
Dusk Urchins
8.4%inclusion152 decks1.80K decks
8%synergy
Bloodletter of Aclazotz
8.1%inclusion146 decks1.80K decks
-3%synergy
Abyssal Harvester
7.2%inclusion44 decks610 decks
3%synergy
Instants
Slice from the Shadows
64%inclusion1.09K decks1.72K decks
61%synergy
Grim Affliction
62%inclusion1.11K decks1.80K decks
60%synergy
Dismember
57%inclusion1.03K decks1.80K decks
46%synergy
Whisper of the Dross
57%inclusion1.02K decks1.80K decks
54%synergy
Bloodline Culling
42%inclusion758 decks1.80K decks
41%synergy
Join the Dead
42%inclusion754 decks1.80K decks
41%synergy
Overkill
36%inclusion110 decks302 decks
29%synergy
Withering Torment
30%inclusion227 decks754 decks
-1%synergy
Malakir Rebirth
24%inclusion428 decks1.80K decks
1%synergy
Grasp of Darkness
23%inclusion411 decks1.80K decks
21%synergy
Imp's Mischief
23%inclusion406 decks1.80K decks
-1%synergy
Not Dead After All
20%inclusion363 decks1.80K decks
9%synergy
Deadly Rollick
15%inclusion269 decks1.80K decks
-8%synergy
Erebos's Intervention
14%inclusion254 decks1.80K decks
12%synergy
Wither and Bloom
13%inclusion135 decks1.01K decks
13%synergy
Fell the Profane
13%inclusion140 decks1.06K decks
-5%synergy
Darkness
13%inclusion230 decks1.80K decks
3%synergy
Stab
12%inclusion71 decks599 decks
11%synergy
Thrilling Encore
11%inclusion201 decks1.80K decks
9%synergy
Splendid Agony
9.0%inclusion162 decks1.80K decks
9%synergy
Feign Death
8.6%inclusion155 decks1.80K decks
1%synergy
Spoils of Blood
7.9%inclusion143 decks1.80K decks
7%synergy
Deadly Dispute
7.3%inclusion131 decks1.80K decks
-17%synergy
Make Obsolete
6.5%inclusion117 decks1.80K decks
5%synergy
Undying Malice
6.2%inclusion112 decks1.80K decks
-3%synergy
Cabal Ritual
6.1%inclusion109 decks1.80K decks
-12%synergy
Consuming Corruption
5.8%inclusion61 decks1.04K decks
-10%synergy
Village Rites
5.6%inclusion101 decks1.80K decks
-19%synergy
Archenemy's Charm
5.3%inclusion13 decks243 decks
-3%synergy
Vraska's Fall
5.3%inclusion95 decks1.80K decks
2%synergy
Torment of Venom
5.2%inclusion94 decks1.80K decks
5%synergy
Rise of the Dread Marn
5.0%inclusion90 decks1.80K decks
3%synergy
Sorceries
Mutilate
65%inclusion1.16K decks1.80K decks
46%synergy
Feed the Swarm
54%inclusion967 decks1.80K decks
2%synergy
Incremental Blight
45%inclusion801 decks1.80K decks
44%synergy
Yahenni's Expertise
44%inclusion783 decks1.80K decks
42%synergy
Reanimate
37%inclusion657 decks1.80K decks
-2%synergy
Sign in Blood
33%inclusion597 decks1.80K decks
-3%synergy
Nuclear Fallout
30%inclusion432 decks1.46K decks
28%synergy
Massacre
25%inclusion449 decks1.80K decks
24%synergy
Rise of the Dark Realms
23%inclusion418 decks1.80K decks
11%synergy
Exsanguinate
21%inclusion369 decks1.80K decks
-4%synergy
Bubbling Muck
20%inclusion361 decks1.80K decks
4%synergy
Night's Whisper
20%inclusion356 decks1.80K decks
-5%synergy
Vat Emergence
14%inclusion258 decks1.80K decks
13%synergy
Languish
14%inclusion243 decks1.80K decks
12%synergy
Insatiable Avarice
13%inclusion162 decks1.23K decks
1%synergy
Victimize
12%inclusion223 decks1.80K decks
-13%synergy
Phyresis Outbreak
12%inclusion218 decks1.80K decks
10%synergy
Terror Tide
12%inclusion213 decks1.80K decks
11%synergy
Read the Bones
11%inclusion193 decks1.80K decks
-7%synergy
Golden Demise
10%inclusion180 decks1.80K decks
10%synergy
Liliana's Influence
10%inclusion174 decks1.80K decks
9%synergy
Infectious Inquiry
9.0%inclusion162 decks1.80K decks
6%synergy
Torment of Hailfire
8.6%inclusion155 decks1.80K decks
-7%synergy
Tragic Trajectory
8.2%inclusion20 decks243 decks
7%synergy
Gruesome Realization
8.1%inclusion146 decks1.80K decks
6%synergy
Profane Command
7.8%inclusion141 decks1.80K decks
6%synergy
Decree of Pain
6.9%inclusion125 decks1.80K decks
1%synergy
Crippling Fear
6.2%inclusion111 decks1.80K decks
3%synergy
Diabolic Tutor
5.6%inclusion101 decks1.80K decks
-9%synergy
Blight Grenade
5.3%inclusion95 decks1.80K decks
5%synergy
Utility Artifacts
Contagion Engine
60%inclusion1.08K decks1.80K decks
58%synergy
Lightning Greaves
47%inclusion847 decks1.80K decks
13%synergy
Tarrian's Soulcleaver
46%inclusion831 decks1.80K decks
43%synergy
Swiftfoot Boots
40%inclusion718 decks1.80K decks
8%synergy
Genesis Chamber
39%inclusion704 decks1.80K decks
36%synergy
Bontu's Monument
26%inclusion472 decks1.80K decks
-2%synergy
The Darkness Crystal
18%inclusion55 decks310 decks
-2%synergy
The Masamune
16%inclusion46 decks296 decks
6%synergy
Wayfarer's Bauble
15%inclusion276 decks1.80K decks
-1%synergy
Blade of the Bloodchief
15%inclusion263 decks1.80K decks
12%synergy
Expedition Map
11%inclusion194 decks1.80K decks
-2%synergy
Dowsing Dagger
11%inclusion193 decks1.80K decks
10%synergy
Skullclamp
10%inclusion172 decks1.80K decks
-11%synergy
Cauldron of Souls
9.1%inclusion163 decks1.80K decks
8%synergy
Sword of Truth and Justice
8.8%inclusion158 decks1.80K decks
8%synergy
Lashwrithe
6.8%inclusion123 decks1.80K decks
3%synergy
Sword of the Animist
5.9%inclusion106 decks1.80K decks
2%synergy
Whip of Erebos
5.6%inclusion101 decks1.80K decks
-5%synergy
Umezawa's Jitte
5.6%inclusion101 decks1.80K decks
5%synergy
Enchantments
Crumbling Ashes
64%inclusion1.15K decks1.80K decks
62%synergy
The Meathook Massacre
55%inclusion993 decks1.80K decks
38%synergy
Black Market
52%inclusion928 decks1.80K decks
30%synergy
Phyrexian Arena
38%inclusion689 decks1.80K decks
-2%synergy
Virtue of Persistence
37%inclusion667 decks1.80K decks
31%synergy
Night of Souls' Betrayal
29%inclusion518 decks1.80K decks
26%synergy
Nowhere to Run
27%inclusion258 decks966 decks
23%synergy
Revel in Riches
26%inclusion460 decks1.80K decks
21%synergy
Black Market Connections
19%inclusion349 decks1.80K decks
-4%synergy
Illness in the Ranks
19%inclusion343 decks1.80K decks
18%synergy
Screams from Within
18%inclusion319 decks1.80K decks
17%synergy
Meathook Massacre II
16%inclusion126 decks765 decks
10%synergy
Bloodchief Ascension
12%inclusion215 decks1.80K decks
2%synergy
Eternal Thirst
10%inclusion181 decks1.80K decks
8%synergy
Curse of Death's Hold
9.3%inclusion168 decks1.80K decks
8%synergy
Infernal Genesis
9.3%inclusion168 decks1.80K decks
9%synergy
Bitterblossom
9.3%inclusion167 decks1.80K decks
-4%synergy
Bad Moon
9.0%inclusion162 decks1.80K decks
6%synergy
Grave Betrayal
8.9%inclusion161 decks1.80K decks
6%synergy
Animate Dead
8.7%inclusion157 decks1.80K decks
-9%synergy
Kaya's Ghostform
7.2%inclusion130 decks1.80K decks
-3%synergy
Phyrexian Reclamation
6.3%inclusion113 decks1.80K decks
-4%synergy
Bastion of Remembrance
6.0%inclusion108 decks1.80K decks
-10%synergy
Fevered Convulsions
5.9%inclusion106 decks1.80K decks
6%synergy
Glistening Oil
5.4%inclusion98 decks1.80K decks
5%synergy
Battles
Invasion of Innistrad
6.5%inclusion117 decks1.80K decks
6%synergy
Planeswalkers
Vraska, Betrayal's Sting
44%inclusion789 decks1.80K decks
41%synergy
Liliana of the Dark Realms
21%inclusion382 decks1.80K decks
7%synergy
Liliana, Death Wielder
19%inclusion340 decks1.80K decks
18%synergy
Utility Lands
Karn's Bastion
69%inclusion1.24K decks1.80K decks
64%synergy
Reliquary Tower
67%inclusion1.20K decks1.80K decks
35%synergy
Cabal Coffers
66%inclusion1.19K decks1.80K decks
11%synergy
Bojuka Bog
59%inclusion1.05K decks1.80K decks
12%synergy
Cabal Stronghold
42%inclusion752 decks1.80K decks
6%synergy
Urborg, Tomb of Yawgmoth
42%inclusion752 decks1.80K decks
4%synergy
Nykthos, Shrine to Nyx
40%inclusion716 decks1.80K decks
10%synergy
Witch's Cottage
30%inclusion541 decks1.80K decks
5%synergy
War Room
21%inclusion385 decks1.80K decks
5%synergy
Castle Locthwain
20%inclusion357 decks1.80K decks
2%synergy
Spymaster's Vault
18%inclusion194 decks1.06K decks
9%synergy
Takenuma, Abandoned Mire
18%inclusion317 decks1.80K decks
2%synergy
Ifnir Deadlands
14%inclusion259 decks1.80K decks
13%synergy
Grasping Dunes
13%inclusion232 decks1.80K decks
12%synergy
Mortuary Mire
12%inclusion224 decks1.80K decks
-1%synergy
Rogue's Passage
12%inclusion216 decks1.80K decks
-6%synergy
Phyrexian Tower
12%inclusion207 decks1.80K decks
-12%synergy
Barren Moor
8.7%inclusion157 decks1.80K decks
-2%synergy
Cabal Pit
7.7%inclusion138 decks1.80K decks
6%synergy
Shizo, Death's Storehouse
7.7%inclusion138 decks1.80K decks
-2%synergy
Midgar, City of Mako
5.7%inclusion17 decks297 decks
-7%synergy
Mana Artifacts
Sol Ring
90%inclusion1.62K decks1.80K decks
4%synergy
Arcane Signet
68%inclusion1.22K decks1.80K decks
5%synergy
Thought Vessel
57%inclusion1.03K decks1.80K decks
30%synergy
Mind Stone
25%inclusion450 decks1.80K decks
-6%synergy
Throne of Eldraine
23%inclusion418 decks1.80K decks
12%synergy
Caged Sun
23%inclusion406 decks1.80K decks
10%synergy
Charcoal Diamond
21%inclusion380 decks1.80K decks
-2%synergy
Staff of Compleation
15%inclusion277 decks1.80K decks
14%synergy
Sceptre of Eternal Glory
11%inclusion195 decks1.80K decks
1%synergy
The Soul Stone
10%inclusion23 decks221 decks
-2%synergy
Nyx Lotus
10%inclusion177 decks1.80K decks
3%synergy
Fellwar Stone
9.4%inclusion169 decks1.80K decks
-5%synergy
Decanter of Endless Water
9.3%inclusion167 decks1.80K decks
6%synergy
Glistening Sphere
7.9%inclusion142 decks1.80K decks
7%synergy
Extraplanar Lens
7.5%inclusion135 decks1.80K decks
2%synergy
Everflowing Chalice
6.6%inclusion118 decks1.80K decks
0%synergy
Commander's Sphere
5.6%inclusion100 decks1.80K decks
-4%synergy
Lands
Swamp
91%inclusion1.63K decks1.80K decks
-4%synergy
Forbidden Orchard
41%inclusion736 decks1.80K decks
39%synergy
Myriad Landscape
28%inclusion502 decks1.80K decks
1%synergy
Malakir Rebirth
24%inclusion428 decks1.80K decks
1%synergy
Fell the Profane
13%inclusion140 decks1.06K decks
-5%synergy
Urza's Cave
13%inclusion144 decks1.11K decks
4%synergy
Snow-Covered Swamp
10%inclusion182 decks1.80K decks
3%synergy
Demolition Field
7.9%inclusion142 decks1.80K decks
2%synergy
Boggart Trawler
6.8%inclusion71 decks1.04K decks
-2%synergy