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Launch

Massacre Girl, Known Killer
Price tag $0.61

Legendary CreatureHuman Assassin

Magic color symbol for B
Mono-Black

Playstyle & Strategy

-1/-1 Counters 60% Control 5% Aristocrats 4% Infect 4% Reanimator 2% Aggro 2% Tokens 1% Card Draw 1% Midrange 1% Combo 1%

How it feels to play against

Mildly Annoying Some frustrating moments but still fun.

Popularity

Format Staple Extremely popular, see it regularly at tables.

Ranking

#417 Current Rank
#482 Last Week
#296 Last Month

Videos

Commander gameplay videos featuring Massacre Girl, Known Killer.

New Cards

Fresh cards from recent sets that players are experimenting with in Massacre Girl, Known Killer decks.

Blight Rot Blight Rot
+15% Synergy $0.21
Oft-Nabbed Goat Oft-Nabbed Goat
+11% Synergy $0.64
Darkness Descends Darkness Descends
+9% Synergy $0.26
Moonshadow Moonshadow
+4% Synergy $19.48
Bile-Vial Boggart Bile-Vial Boggart
+4% Synergy $0.10

High Synergy Cards

Cards that work exceptionally well with Massacre Girl, Known Killer's abilities and overall game plan.

Nest of Scarabs Nest of Scarabs
+76% Synergy $10.37
Massacre Girl Massacre Girl
+75% Synergy $0.28
Blowfly Infestation Blowfly Infestation
+71% Synergy $0.36
Necroskitter Necroskitter
+70% Synergy $2.37
Black Sun's Zenith Black Sun's Zenith
+69% Synergy $0.26
Massacre Wurm Massacre Wurm
+69% Synergy $1.69
Slaughter Specialist Slaughter Specialist
+67% Synergy $0.79
Drown in Ichor Drown in Ichor
+65% Synergy $0.71
Midnight Banshee Midnight Banshee
+65% Synergy $0.33
Maha, Its Feathers Night Maha, Its Feathers Night
+64% Synergy $40.96

Top Cards

The most popular and reliable cards that form the backbone of successful Massacre Girl, Known Killer decks.

Spitting Dilophosaurus Spitting Dilophosaurus
+62% Synergy $46.64
Tragic Slip Tragic Slip
+59% Synergy $0.15
Black Sun's Twilight Black Sun's Twilight
+56% Synergy $0.32
Sudden Spoiling Sudden Spoiling
+50% Synergy $5.30
Defile Defile
+42% Synergy $1.04
Toxic Deluge Toxic Deluge
+35% Synergy $6.86
Blood Artist Blood Artist
+30% Synergy $1.61
Crypt Ghast Crypt Ghast
+17% Synergy $13.42
Jet Medallion Jet Medallion
+10% Synergy $9.63
Dark Ritual Dark Ritual
-3% Synergy $4.24

Game Changers

Powerful cards that can single-handedly turn the tide of a game when resolved.

Orcish Bowmasters Orcish Bowmasters
+8% Synergy $37.86
Ancient Tomb Ancient Tomb
-5% Synergy $98.84
Demonic Tutor Demonic Tutor
-7% Synergy $57.52
Vampiric Tutor Vampiric Tutor
-7% Synergy $61.04
Necropotence Necropotence
-7% Synergy $21.85
Bolas's Citadel Bolas's Citadel
-15% Synergy $12.63

Creatures

Essential creatures that complement Massacre Girl, Known Killer's strategy through synergy, utility, or raw power.

Clackbridge Troll Clackbridge Troll
+51% Synergy $0.57
Persistent Constrictor Persistent Constrictor
+48% Synergy $16.03
Skinrender Skinrender
+48% Synergy $0.09
Hunted Bonebrute Hunted Bonebrute
+44% Synergy $0.20
Drivnod, Carnage Dominus Drivnod, Carnage Dominus
+43% Synergy $6.77
Yawgmoth, Thran Physician Yawgmoth, Thran Physician
+42% Synergy $30.36
Ascendant Evincar Ascendant Evincar
+36% Synergy $3.17
Yahenni, Undying Partisan Yahenni, Undying Partisan
+35% Synergy $0.27
Dread Presence Dread Presence
+34% Synergy $3.07
Kaervek, the Spiteful Kaervek, the Spiteful
+34% Synergy $0.29
Morbid Opportunist Morbid Opportunist
+32% Synergy $0.17
Vein Ripper Vein Ripper
+31% Synergy $7.35
Soul Snuffers Soul Snuffers
+28% Synergy $0.14
Corrosive Mentor Corrosive Mentor
+27% Synergy $14.58
Akroan Horse Akroan Horse
+24% Synergy $0.49
Grim Hireling Grim Hireling
+22% Synergy $18.01
Syr Konrad, the Grim Syr Konrad, the Grim
+21% Synergy $0.53
Banewhip Punisher Banewhip Punisher
+21% Synergy $0.27
Drana, Liberator of Malakir Drana, Liberator of Malakir
+19% Synergy $0.45
Carnifex Demon Carnifex Demon
+17% Synergy $0.19
Festering Mummy Festering Mummy
+16% Synergy $0.10
Vilis, Broker of Blood Vilis, Broker of Blood
+13% Synergy $7.63
Harvester of Misery Harvester of Misery
+13% Synergy $4.07
Plague Engineer Plague Engineer
+13% Synergy $0.39
Guul Draz Assassin Guul Draz Assassin
+13% Synergy $1.71
Harvester of Souls Harvester of Souls
+12% Synergy $2.59
Fume Spitter Fume Spitter
+12% Synergy $0.11
Zenos yae Galvus Shinryu, Transcendent Rival Zenos yae Galvus
+11% Synergy $0.29
Skithiryx, the Blight Dragon Skithiryx, the Blight Dragon
+11% Synergy $11.61
Gisa, Glorious Resurrector Gisa, Glorious Resurrector
+10% Synergy $3.42
Demon of Dark Schemes Demon of Dark Schemes
+10% Synergy $2.18
Phyrexian Obliterator Phyrexian Obliterator
+9% Synergy $6.85
Lockjaw Snapper Lockjaw Snapper
+9% Synergy $0.53
Drana, Kalastria Bloodchief Drana, Kalastria Bloodchief
+8% Synergy $0.36
Gray Merchant of Asphodel Gray Merchant of Asphodel
+7% Synergy $2.34
Blightbelly Rat Blightbelly Rat
+7% Synergy $0.20
Mari, the Killing Quill Mari, the Killing Quill
+7% Synergy $2.94
Harbinger of Night Harbinger of Night
+7% Synergy $45.77
K'rrik, Son of Yawgmoth K'rrik, Son of Yawgmoth
+6% Synergy $0.91
Sheoldred, the Apocalypse Sheoldred, the Apocalypse
+5% Synergy $87.13
Nirkana Revenant Nirkana Revenant
+5% Synergy $6.28
Kaervek, the Punisher Kaervek, the Punisher
+5% Synergy $0.19
Solemn Simulacrum Solemn Simulacrum
+4% Synergy $0.23
Sangromancer Sangromancer
+4% Synergy $0.99
Mikaeus, the Unhallowed Mikaeus, the Unhallowed
+3% Synergy $13.56
Bloodletter of Aclazotz Bloodletter of Aclazotz
-1% Synergy $30.71
Zulaport Cutthroat Zulaport Cutthroat
-7% Synergy $2.04
Dauthi Voidwalker Dauthi Voidwalker
-7% Synergy $4.52
Ayara, First of Locthwain Ayara, First of Locthwain
-11% Synergy $6.27
Pitiless Plunderer Pitiless Plunderer
-11% Synergy $1.69

Instants

Key instant-speed responses for protection, removal, and keeping Massacre Girl, Known Killer safe.

Slice from the Shadows Slice from the Shadows
+55% Synergy $0.04
Dismember Dismember
+42% Synergy $5.16
Whisper of the Dross Whisper of the Dross
+41% Synergy $0.17
Bloodline Culling Bloodline Culling
+39% Synergy $0.23
Grim Affliction Grim Affliction
+38% Synergy $0.28
Join the Dead Join the Dead
+33% Synergy $0.07
Overkill Overkill
+28% Synergy $0.22
Grasp of Darkness Grasp of Darkness
+22% Synergy $0.07
Erebos's Intervention Erebos's Intervention
+13% Synergy $0.39
Thrilling Encore Thrilling Encore
+9% Synergy $1.15
Stab Stab
+9% Synergy $0.11
Wither and Bloom Wither and Bloom
+9% Synergy $0.06
Not Dead After All Not Dead After All
+7% Synergy $1.69
Bile Blight Bile Blight
+6% Synergy $0.10
Spoils of Blood Spoils of Blood
+6% Synergy $1.21
Rise of the Dread Marn Rise of the Dread Marn
+4% Synergy $0.44
Make Obsolete Make Obsolete
+4% Synergy $0.09
Ulcerate Ulcerate
+4% Synergy $0.11
Malakir Rebirth Malakir Mire Malakir Rebirth
+1% Synergy $8.50
Darkness Darkness
+1% Synergy $22.90
Feign Death Feign Death
+1% Synergy $1.02
Imp's Mischief Imp's Mischief
0% Synergy $4.35
Undying Malice Undying Malice
-1% Synergy $0.41
Withering Torment Withering Torment
-4% Synergy $3.91
Murder Murder
-4% Synergy $0.05
Archenemy's Charm Archenemy's Charm
-4% Synergy $0.80
Fell the Profane Fell Mire Fell the Profane
-5% Synergy $3.81
Deadly Rollick Deadly Rollick
-7% Synergy $21.94
Cabal Ritual Cabal Ritual
-10% Synergy $10.31
Consuming Corruption Consuming Corruption
-10% Synergy $0.20
Deadly Dispute Deadly Dispute
-14% Synergy $0.29
Go for the Throat Go for the Throat
-17% Synergy $0.53
Village Rites Village Rites
-18% Synergy $0.25
Infernal Grasp Infernal Grasp
-20% Synergy $0.15

Sorceries

Important sorcery spells that advance Massacre Girl, Known Killer's game plan and control the board.

Mutilate Mutilate
+39% Synergy $1.80
Yahenni's Expertise Yahenni's Expertise
+38% Synergy $0.37
Incremental Blight Incremental Blight
+27% Synergy $0.10
Massacre Massacre
+22% Synergy $0.69
Nuclear Fallout Nuclear Fallout
+21% Synergy $0.92
Rise of the Dark Realms Rise of the Dark Realms
+14% Synergy $3.62
Languish Languish
+12% Synergy $0.29
Golden Demise Golden Demise
+12% Synergy $0.08
Vat Emergence Vat Emergence
+8% Synergy $0.15
Terror Tide Terror Tide
+8% Synergy $0.18
Gruesome Realization Gruesome Realization
+7% Synergy $0.08
Profane Command Profane Command
+7% Synergy $0.33
Phyresis Outbreak Phyresis Outbreak
+6% Synergy $7.43
Tragic Trajectory Tragic Trajectory
+6% Synergy $0.20
Blight Grenade Blight Grenade
+6% Synergy $0.32
Crippling Fear Crippling Fear
+5% Synergy $2.60
Gaze of Pain Gaze of Pain
+5% Synergy $0.14
Liliana's Influence Liliana's Influence
+5% Synergy $0.37
Bubbling Muck Bubbling Muck
+4% Synergy $5.03
Infectious Inquiry Infectious Inquiry
+3% Synergy $0.25
Decree of Pain Decree of Pain
+2% Synergy $0.24
Night's Whisper Night's Whisper
0% Synergy $0.24
Reanimate Reanimate
-1% Synergy $6.67
Exsanguinate Exsanguinate
-1% Synergy $0.32
Insatiable Avarice Insatiable Avarice
-1% Synergy $2.41
Feed the Swarm Feed the Swarm
-2% Synergy $0.20
Sign in Blood Sign in Blood
-2% Synergy $2.42
Agadeem's Awakening Agadeem, the Undercrypt Agadeem's Awakening
-2% Synergy $19.74
Torment of Hailfire Torment of Hailfire
-5% Synergy $24.60
Read the Bones Read the Bones
-6% Synergy $0.23
Diabolic Tutor Diabolic Tutor
-7% Synergy $1.86
Diabolic Intent Diabolic Intent
-9% Synergy $11.12
Victimize Victimize
-12% Synergy $0.48

Utility Artifacts

Versatile artifacts that provide ongoing value, card selection, or strategic advantages.

Contagion Clasp Contagion Clasp
+48% Synergy $0.24
Contagion Engine Contagion Engine
+40% Synergy $15.68
Tarrian's Soulcleaver Tarrian's Soulcleaver
+38% Synergy $2.27
Genesis Chamber Genesis Chamber
+34% Synergy $4.44
Blade of the Bloodchief Blade of the Bloodchief
+14% Synergy $2.21
Lightning Greaves Lightning Greaves
+10% Synergy $4.38
Dowsing Dagger Lost Vale Dowsing Dagger
+10% Synergy $7.22
Swiftfoot Boots Swiftfoot Boots
+7% Synergy $1.58
The Masamune The Masamune
+6% Synergy $0.86
Cauldron of Souls Cauldron of Souls
+5% Synergy $5.27
Sword of Truth and Justice Sword of Truth and Justice
+5% Synergy $31.79
Umezawa's Jitte Umezawa's Jitte
+5% Synergy $12.36
Lashwrithe Lashwrithe
+3% Synergy $0.77
Sword of the Animist Sword of the Animist
+3% Synergy $6.34
Wayfarer's Bauble Wayfarer's Bauble
0% Synergy $0.23
Expedition Map Expedition Map
0% Synergy $0.73
Mithril Coat Mithril Coat
0% Synergy $24.06
Bontu's Monument Bontu's Monument
-1% Synergy $8.77
Whip of Erebos Whip of Erebos
-2% Synergy $5.14
The Darkness Crystal The Darkness Crystal
-4% Synergy $3.49
Skullclamp Skullclamp
-11% Synergy $4.36

Enchantments

Powerful enchantments that support Massacre Girl, Known Killer's strategy and create lasting battlefield effects.

Crumbling Ashes Crumbling Ashes
+43% Synergy $42.66
The Meathook Massacre The Meathook Massacre
+34% Synergy $22.51
Virtue of Persistence Virtue of Persistence
+28% Synergy $7.12
Nowhere to Run Nowhere to Run
+26% Synergy $0.87
Black Market Black Market
+25% Synergy $4.37
Night of Souls' Betrayal Night of Souls' Betrayal
+25% Synergy $1.81
Revel in Riches Revel in Riches
+16% Synergy $16.13
Illness in the Ranks Illness in the Ranks
+16% Synergy $0.21
Screams from Within Screams from Within
+14% Synergy $2.55
Eternal Thirst Eternal Thirst
+8% Synergy $0.20
Meathook Massacre II Meathook Massacre II
+7% Synergy $1.78
Infernal Genesis Infernal Genesis
+7% Synergy $4.27
Curse of Death's Hold Curse of Death's Hold
+6% Synergy $0.84
Bad Moon Bad Moon
+5% Synergy $1.67
Grave Betrayal Grave Betrayal
+4% Synergy $3.64
Bloodchief Ascension Bloodchief Ascension
+3% Synergy $16.93
Phyrexian Arena Phyrexian Arena
-1% Synergy $3.28
Kaya's Ghostform Kaya's Ghostform
-1% Synergy $1.17
Black Market Connections Black Market Connections
-2% Synergy $13.23
Bitterblossom Bitterblossom
-3% Synergy $25.37
Phyrexian Reclamation Phyrexian Reclamation
-3% Synergy $1.25
Animate Dead Animate Dead
-6% Synergy $7.94
Exquisite Blood Exquisite Blood
-8% Synergy $16.80
Bastion of Remembrance Bastion of Remembrance
-9% Synergy $0.23
Grave Pact Grave Pact
-13% Synergy $26.35

Planeswalkers

Planeswalkers that work alongside Massacre Girl, Known Killer to provide ongoing value and board presence.

Vraska, Betrayal's Sting Vraska, Betrayal's Sting
+31% Synergy $0.53
Liliana of the Dark Realms Liliana of the Dark Realms
+11% Synergy $7.85
Liliana, Death Wielder Liliana, Death Wielder
+11% Synergy $0.28
Liliana, Dreadhorde General Liliana, Dreadhorde General
-6% Synergy $8.37

Utility Lands

Non-basic lands that offer additional utility beyond just mana production.

Karn's Bastion Karn's Bastion
+50% Synergy $1.38
Reliquary Tower Reliquary Tower
+30% Synergy $3.28
Ifnir Deadlands Ifnir Deadlands
+9% Synergy $0.14
Grasping Dunes Grasping Dunes
+8% Synergy $0.15
Spymaster's Vault Spymaster's Vault
+7% Synergy $1.36
Cabal Coffers Cabal Coffers
+6% Synergy $27.86
Bojuka Bog Bojuka Bog
+6% Synergy $0.85
Nykthos, Shrine to Nyx Nykthos, Shrine to Nyx
+6% Synergy $45.08
War Room War Room
+5% Synergy $5.27
Cabal Pit Cabal Pit
+5% Synergy $1.87
Cabal Stronghold Cabal Stronghold
+4% Synergy $12.12
Witch's Cottage Witch's Cottage
+3% Synergy $0.64
Urborg, Tomb of Yawgmoth Urborg, Tomb of Yawgmoth
+1% Synergy $53.21
Castle Locthwain Castle Locthwain
0% Synergy $3.16
Takenuma, Abandoned Mire Takenuma, Abandoned Mire
0% Synergy $8.55
Thespian's Stage Thespian's Stage
0% Synergy $0.46
Mortuary Mire Mortuary Mire
-1% Synergy $0.36
Shizo, Death's Storehouse Shizo, Death's Storehouse
-2% Synergy $34.22
Barren Moor Barren Moor
-3% Synergy $0.09
Rogue's Passage Rogue's Passage
-5% Synergy $0.27
Phyrexian Tower Phyrexian Tower
-12% Synergy $22.18

Mana Artifacts

Artifacts focused on mana acceleration and color fixing for consistent gameplay.

Thought Vessel Thought Vessel
+28% Synergy $1.71
Throne of Eldraine Throne of Eldraine
+11% Synergy $31.84
Staff of Compleation Staff of Compleation
+9% Synergy $3.65
Caged Sun Caged Sun
+8% Synergy $3.30
Arcane Signet Arcane Signet
+7% Synergy $0.32
Decanter of Endless Water Decanter of Endless Water
+6% Synergy $5.11
Sol Ring Sol Ring
+3% Synergy $1.04
Sceptre of Eternal Glory Sceptre of Eternal Glory
+3% Synergy $16.99
Extraplanar Lens Extraplanar Lens
+3% Synergy $8.99
Nyx Lotus Nyx Lotus
+2% Synergy $4.70
Everflowing Chalice Everflowing Chalice
+1% Synergy $0.23
Charcoal Diamond Charcoal Diamond
0% Synergy $0.28
Mind Stone Mind Stone
-1% Synergy $0.23
The Soul Stone The Soul Stone
-1% Synergy $55.31
Fellwar Stone Fellwar Stone
-2% Synergy $0.72
Commander's Sphere Commander's Sphere
-3% Synergy $0.17

Lands

The mana base foundation for Massacre Girl, Known Killer decks, ensuring smooth and reliable mana development.

Forbidden Orchard Forbidden Orchard
+36% Synergy $7.15
Urza's Cave Urza's Cave
+3% Synergy $1.49
Snow-Covered Swamp Snow-Covered Swamp
+3% Synergy $0.47
Demolition Field Demolition Field
+2% Synergy $0.27
Myriad Landscape Myriad Landscape
+1% Synergy $0.21
Malakir Rebirth Malakir Mire Malakir Rebirth
+1% Synergy $8.50
Boggart Trawler Boggart Bog Boggart Trawler
-2% Synergy $1.19
Agadeem's Awakening Agadeem, the Undercrypt Agadeem's Awakening
-2% Synergy $19.74
Swamp Swamp
-4% Synergy $0.14
Fell the Profane Fell Mire Fell the Profane
-5% Synergy $3.81

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