Mono-Black -1/-1 Counters
Massacre Girl, Known Killer
1837 decks
Maha, Its Feathers Night
298 decks
Yawgmoth, Thran Physician
295 decks
Massacre Girl
47 decks
Skithiryx, the Blight Dragon
35 decks
Mikaeus, the Unhallowed
30 decks
Sheoldred, the Apocalypse
10 decks
K'rrik, Son of Yawgmoth
9 decks
Karumonix, the Rat King
8 decks
Horobi, Death's Wail
5 decks
Fain, the Broker
4 decks
Mortarion, Daemon Primarch
4 decks
Sheoldred, Whispering One
4 decks
Shirei, Shizo's Caretaker
4 decks
Braids, Arisen Nightmare
3 decks
Kaervek, the Spiteful
3 decks
Drivnod, Carnage Dominus
3 decks
Sheoldred
3 decks
Tinybones, Trinket Thief
3 decks
Burakos, Party Leader // Haunted One
3 decks
Grandmother Sengir
3 decks
Liliana, Heretical Healer
3 decks
Marrow-Gnawer
3 decks
Gisa, Glorious Resurrector
2 decks
New Cards
Persistent Constrictor
89% of 260 decks
+72% synergy
Infestation Sage
86% of 7 decks
+43% synergy
Withering Torment
50% of 323 decks
-13% synergy
Blasphemous Edict
35% of 20 decks
-29% synergy
Meathook Massacre II
24% of 374 decks
+3% synergy
High Synergy Cards
Nest of Scarabs
85% of 2664 decks
+80% synergy
Blowfly Infestation
76% of 2664 decks
+73% synergy
Necroskitter
77% of 2664 decks
+73% synergy
Midnight Banshee
74% of 2664 decks
+71% synergy
Black Sun's Zenith
77% of 2664 decks
+71% synergy
Spitting Dilophosaurus
74% of 2369 decks
+70% synergy
Massacre Wurm
78% of 2664 decks
+63% synergy
Massacre Girl
70% of 2663 decks
+62% synergy
Contagion Clasp
62% of 2664 decks
+59% synergy
Drown in Ichor
64% of 2591 decks
+57% synergy
Top Cards
Defile
75% of 2662 decks
+33% synergy
Tragic Slip
70% of 2664 decks
+49% synergy
Toxic Deluge
69% of 2664 decks
+35% synergy
Jet Medallion
68% of 2664 decks
+20% synergy
Dark Ritual
68% of 2664 decks
+3% synergy
Blood Artist
65% of 2664 decks
+37% synergy
Crypt Ghast
65% of 2664 decks
+19% synergy
Maha, Its Feathers Night
63% of 796 decks
+54% synergy
Slice from the Shadows
62% of 1874 decks
+57% synergy
Slaughter Specialist
59% of 2649 decks
+56% synergy
Creatures
Gray Merchant of Asphodel
58% of 2664 decks
+4% synergy
Skinrender
57% of 2664 decks
+56% synergy
Yawgmoth, Thran Physician
53% of 2662 decks
+45% synergy
Drivnod, Carnage Dominus
50% of 2591 decks
+41% synergy
Hunted Bonebrute
49% of 1994 decks
+45% synergy
Clackbridge Troll
47% of 2662 decks
+44% synergy
Ascendant Evincar
46% of 2664 decks
+43% synergy
Morbid Opportunist
45% of 2649 decks
+28% synergy
Dread Presence
44% of 2662 decks
+26% synergy
Soul Snuffers
44% of 2664 decks
+43% synergy
Corrosive Mentor
42% of 2664 decks
+40% synergy
Syr Konrad, the Grim
41% of 2662 decks
+21% synergy
Vein Ripper
39% of 2086 decks
+29% synergy
Kaervek, the Spiteful
39% of 2659 decks
+37% synergy
Yahenni, Undying Partisan
32% of 2664 decks
+27% synergy
Carnifex Demon
31% of 2664 decks
+30% synergy
Banewhip Punisher
31% of 2663 decks
+30% synergy
Solemn Simulacrum
26% of 2664 decks
-0% synergy
Festering Mummy
26% of 2664 decks
+25% synergy
Grim Hireling
26% of 2653 decks
+21% synergy
Zulaport Cutthroat
24% of 2664 decks
+1% synergy
Vilis, Broker of Blood
24% of 2662 decks
+8% synergy
Harvester of Misery
24% of 1093 decks
+22% synergy
Orcish Bowmasters
23% of 2500 decks
+4% synergy
Fume Spitter
22% of 2664 decks
+20% synergy
K'rrik, Son of Yawgmoth
21% of 2662 decks
+5% synergy
Sheoldred, the Apocalypse
20% of 2629 decks
+3% synergy
Bloodthirsty Conqueror
19% of 26 decks
-3% synergy
Wriggling Grub
18% of 22 decks
+11% synergy
Akroan Horse
18% of 2664 decks
+17% synergy
Gisa, Glorious Resurrector
18% of 2649 decks
+11% synergy
Ayara, First of Locthwain
16% of 2662 decks
-11% synergy
Phyrexian Obliterator
16% of 2664 decks
+6% synergy
Harvester of Souls
16% of 2664 decks
+9% synergy
Massacre Girl, Known Killer
16% of 2127 decks
+9% synergy
Skithiryx, the Blight Dragon
15% of 2664 decks
+14% synergy
Drana, Liberator of Malakir
15% of 2664 decks
+12% synergy
High-Society Hunter
15% of 20 decks
+8% synergy
Mikaeus, the Unhallowed
15% of 2664 decks
+7% synergy
Harbinger of Night
14% of 2664 decks
+14% synergy
Blightbelly Rat
14% of 2566 decks
+7% synergy
Lockjaw Snapper
13% of 2664 decks
+13% synergy
Rottenmouth Viper
13% of 499 decks
+1% synergy
Pitiless Plunderer
13% of 2663 decks
-1% synergy
Deathgreeter
12% of 2664 decks
+7% synergy
Nirkana Revenant
12% of 2664 decks
-2% synergy
Plague Engineer
12% of 2662 decks
+11% synergy
Guul Draz Assassin
11% of 2664 decks
+11% synergy
Ophiomancer
11% of 2664 decks
+0% synergy
Kaervek, the Punisher
11% of 1202 decks
+5% synergy
Instants
Grim Affliction
55% of 2664 decks
+53% synergy
Sudden Spoiling
55% of 2664 decks
+44% synergy
Black Sun's Twilight
50% of 2600 decks
+43% synergy
Whisper of the Dross
49% of 2591 decks
+45% synergy
Dismember
45% of 2664 decks
+34% synergy
Join the Dead
40% of 2244 decks
+37% synergy
Bloodline Culling
32% of 2649 decks
+31% synergy
Imp's Mischief
22% of 2664 decks
+4% synergy
Malakir Rebirth
22% of 2658 decks
+0% synergy
Fell the Profane
20% of 1015 decks
-3% synergy
Savor
19% of 437 decks
+17% synergy
Vampiric Tutor
19% of 2664 decks
-7% synergy
Not Dead After All
19% of 2442 decks
+7% synergy
Grasp of Darkness
17% of 2664 decks
+14% synergy
Deadly Rollick
17% of 2660 decks
-4% synergy
Wither and Bloom
17% of 855 decks
+15% synergy
Make Obsolete
13% of 2664 decks
+12% synergy
Splendid Agony
12% of 2664 decks
+12% synergy
Neutralize the Guards
12% of 1202 decks
+11% synergy
Erebos's Intervention
12% of 2661 decks
+9% synergy
Consuming Corruption
10% of 939 decks
-17% synergy
Thrilling Encore
10% of 2663 decks
+7% synergy
Darkness
10% of 2664 decks
+2% synergy
Cabal Ritual
10% of 2664 decks
-8% synergy
Cower in Fear
9% of 2664 decks
+8% synergy
Feign Death
9% of 2653 decks
+2% synergy
Deadly Dispute
9% of 2653 decks
-12% synergy
Village Rites
8% of 2659 decks
-16% synergy
Spoils of Blood
8% of 2664 decks
+7% synergy
Suffocating Fumes
7% of 2660 decks
+6% synergy
Culling the Weak
7% of 2664 decks
-5% synergy
Vraska's Fall
7% of 2591 decks
+1% synergy
Undying Malice
7% of 2642 decks
-2% synergy
Go for the Throat
6% of 2664 decks
-19% synergy
Infernal Grasp
6% of 2649 decks
-22% synergy
Virulent Wound
6% of 2664 decks
+5% synergy
Torment of Venom
5% of 2663 decks
+5% synergy
Rise of the Dread Marn
5% of 2655 decks
+2% synergy
Entomb
5% of 2664 decks
-7% synergy
Tainted Strike
5% of 2664 decks
+2% synergy
Sorceries
Mutilate
52% of 2664 decks
+28% synergy
Feed the Swarm
51% of 2658 decks
-4% synergy
Incremental Blight
41% of 2664 decks
+41% synergy
Reanimate
36% of 2664 decks
+3% synergy
Yahenni's Expertise
34% of 2664 decks
+32% synergy
Nuclear Fallout
33% of 1403 decks
+29% synergy
Sign in Blood
33% of 2664 decks
-8% synergy
Demonic Tutor
24% of 2664 decks
-8% synergy
Massacre
20% of 2664 decks
+19% synergy
Night's Whisper
19% of 2664 decks
-5% synergy
Rise of the Dark Realms
19% of 2664 decks
+10% synergy
Exsanguinate
18% of 2664 decks
-4% synergy
Bubbling Muck
18% of 2664 decks
+2% synergy
Insatiable Avarice
17% of 1202 decks
-5% synergy
Fell
15% of 796 decks
+6% synergy
Gruesome Realization
15% of 2614 decks
+12% synergy
Victimize
14% of 2664 decks
-8% synergy
Liliana's Influence
14% of 2664 decks
+14% synergy
Read the Bones
14% of 2664 decks
-9% synergy
Phyresis Outbreak
13% of 2591 decks
+10% synergy
Vat Emergence
12% of 2591 decks
+9% synergy
Coiling Rebirth
12% of 464 decks
+4% synergy
Languish
11% of 2664 decks
+9% synergy
Terror Tide
11% of 2397 decks
+9% synergy
Infectious Inquiry
10% of 2591 decks
+5% synergy
Torment of Hailfire
10% of 2663 decks
-8% synergy
Diabolic Intent
9% of 2664 decks
-6% synergy
Golden Demise
8% of 2663 decks
+8% synergy
Diabolic Tutor
8% of 2664 decks
-9% synergy
Profane Command
7% of 2664 decks
+4% synergy
Damnation
7% of 2664 decks
-17% synergy
Nausea
6% of 2664 decks
+6% synergy
Agadeem's Awakening
6% of 2658 decks
-1% synergy
Decree of Pain
6% of 2664 decks
-0% synergy
Shrivel
6% of 2664 decks
+6% synergy
Grim Tutor
6% of 2664 decks
-8% synergy
Festergloom
6% of 2664 decks
+5% synergy
Crippling Fear
5% of 2655 decks
+0% synergy
Utility Artifacts
Contagion Engine
53% of 2664 decks
+51% synergy
Lightning Greaves
44% of 2664 decks
+11% synergy
Tarrian's Soulcleaver
41% of 2385 decks
+36% synergy
Swiftfoot Boots
41% of 2664 decks
+9% synergy
Genesis Chamber
33% of 2664 decks
+30% synergy
Bontu's Monument
29% of 2664 decks
+0% synergy
Bolas's Citadel
15% of 2663 decks
-19% synergy
Skullclamp
14% of 2664 decks
-7% synergy
Wayfarer's Bauble
14% of 2664 decks
-7% synergy
Blade of the Bloodchief
12% of 2664 decks
+10% synergy
Expedition Map
9% of 2664 decks
-6% synergy
Cauldron of Souls
8% of 2664 decks
+6% synergy
Mithril Coat
8% of 2472 decks
+0% synergy
Lashwrithe
8% of 2664 decks
+3% synergy
Sword of Truth and Justice
8% of 2662 decks
+7% synergy
Dowsing Dagger
7% of 2663 decks
+6% synergy
Ashnod's Altar
7% of 2664 decks
-12% synergy
Phyrexian Altar
7% of 2664 decks
-5% synergy
Umezawa's Jitte
5% of 2664 decks
+4% synergy
Enchantments
Crumbling Ashes
54% of 2664 decks
+53% synergy
Black Market
51% of 2664 decks
+29% synergy
The Meathook Massacre
47% of 2649 decks
+32% synergy
Phyrexian Arena
37% of 2664 decks
-1% synergy
Virtue of Persistence
31% of 2442 decks
+23% synergy
Night of Souls' Betrayal
29% of 2664 decks
+27% synergy
Revel in Riches
24% of 2663 decks
+18% synergy
Black Market Connections
17% of 2633 decks
-3% synergy
Illness in the Ranks
16% of 2664 decks
+16% synergy
Screams from Within
16% of 2664 decks
+15% synergy
Curse of Death's Hold
15% of 2664 decks
+14% synergy
Nowhere to Run
14% of 809 decks
+9% synergy
Bastion of Remembrance
13% of 2660 decks
-1% synergy
Animate Dead
11% of 2664 decks
-8% synergy
Bitterblossom
10% of 2664 decks
+0% synergy
Grave Betrayal
10% of 2664 decks
+7% synergy
Bloodchief Ascension
9% of 2664 decks
-0% synergy
Fevered Convulsions
9% of 2664 decks
+9% synergy
Eternal Thirst
9% of 2664 decks
+6% synergy
Necropotence
9% of 2664 decks
-8% synergy
Phyrexian Reclamation
9% of 2664 decks
-4% synergy
Grave Pact
8% of 2664 decks
-7% synergy
Funeral Room // Awakening Hall
8% of 374 decks
-1% synergy
Bad Moon
8% of 2664 decks
+3% synergy
Kaya's Ghostform
8% of 2663 decks
-2% synergy
Infernal Genesis
8% of 2664 decks
+7% synergy
Pestilence
7% of 2664 decks
+3% synergy
Glistening Oil
6% of 2664 decks
+5% synergy
Blight Mound
5% of 2655 decks
+2% synergy
Battles
Invasion of Innistrad
5% of 2512 decks
+4% synergy
Planeswalkers
Vraska, Betrayal's Sting
38% of 2600 decks
+33% synergy
Liliana, Death Wielder
23% of 2664 decks
+22% synergy
Liliana of the Dark Realms
19% of 2664 decks
+7% synergy
Liliana, Dreadhorde General
7% of 2663 decks
-3% synergy
Utility Lands
Cabal Coffers
65% of 2664 decks
+8% synergy
Reliquary Tower
60% of 2664 decks
+27% synergy
Karn's Bastion
57% of 2663 decks
+52% synergy
Bojuka Bog
56% of 2664 decks
+9% synergy
Urborg, Tomb of Yawgmoth
44% of 2664 decks
+5% synergy
Cabal Stronghold
41% of 2663 decks
+1% synergy
Nykthos, Shrine to Nyx
39% of 2664 decks
+9% synergy
Spymaster's Vault
33% of 1015 decks
+19% synergy
Witch's Cottage
28% of 2662 decks
+3% synergy
War Room
20% of 2656 decks
+4% synergy
Castle Locthwain
19% of 2662 decks
-2% synergy
Takenuma, Abandoned Mire
17% of 2640 decks
-2% synergy
Phyrexian Tower
16% of 2664 decks
-4% synergy
Grasping Dunes
16% of 2664 decks
+15% synergy
Mortuary Mire
14% of 2664 decks
+0% synergy
Ifnir Deadlands
13% of 2663 decks
+12% synergy
Rogue's Passage
11% of 2664 decks
-5% synergy
Shizo, Death's Storehouse
9% of 2664 decks
-0% synergy
Ancient Tomb
9% of 2664 decks
-4% synergy
Barren Moor
8% of 2664 decks
-5% synergy
Cabal Pit
6% of 2664 decks
+5% synergy
Thespian's Stage
5% of 2664 decks
-2% synergy
Mana Artifacts
Sol Ring
91% of 2664 decks
+4% synergy
Arcane Signet
69% of 2662 decks
+6% synergy
Thought Vessel
48% of 2664 decks
+19% synergy
Mind Stone
25% of 2664 decks
-11% synergy
Charcoal Diamond
21% of 2664 decks
-5% synergy
Throne of Eldraine
19% of 2423 decks
+2% synergy
Caged Sun
19% of 2664 decks
+2% synergy
Staff of Compleation
14% of 2594 decks
+11% synergy
Fellwar Stone
10% of 2664 decks
-5% synergy
Sceptre of Eternal Glory
9% of 2621 decks
-4% synergy
Everflowing Chalice
8% of 2664 decks
+1% synergy
Nyx Lotus
8% of 2661 decks
-2% synergy
Glistening Sphere
8% of 2591 decks
+6% synergy
Decanter of Endless Water
8% of 2633 decks
+3% synergy
Commander's Sphere
7% of 2664 decks
-6% synergy
Mana Crypt
6% of 2664 decks
-4% synergy
Jeweled Lotus
6% of 2656 decks
-4% synergy
Extraplanar Lens
6% of 2664 decks
+1% synergy
Lands
Forbidden Orchard
30% of 2664 decks
+28% synergy
Myriad Landscape
27% of 2664 decks
-3% synergy
Urza's Cave
15% of 1029 decks
+3% synergy
Demolition Field
6% of 2614 decks
+0% synergy