Mono-Black X Spells
Maga, Traitor to Mortals
13 decks
Sheoldred, the Apocalypse
8 decks
K'rrik, Son of Yawgmoth
4 decks
Varragoth, Bloodsky Sire
4 decks
Erebos, God of the Dead
4 decks
Drana, Kalastria Bloodchief
4 decks
Toshiro Umezawa
3 decks
Gix, Yawgmoth Praetor
3 decks
Tergrid, God of Fright
3 decks
Phage the Untouchable
2 decks
Vilis, Broker of Blood
2 decks
Korlash, Heir to Blackblade
2 decks
Vito, Thorn of the Dusk Rose
2 decks
Witch-king of Angmar
2 decks
Ashnod, Flesh Mechanist
2 decks
Maralen of the Mornsong
2 decks
Skithiryx, the Blight Dragon
2 decks
Lobelia Sackville-Baggins
2 decks
Shirei, Shizo's Caretaker
1 decks
Braids, Arisen Nightmare
1 decks
Acererak the Archlich
1 decks
Ayara, First of Locthwain
1 decks
Demonlord Belzenlok
1 decks
Massacre Girl, Known Killer
1 decks
New Cards
Withering Torment
75% of 12 decks
+12% synergy
Unstoppable Slasher
43% of 14 decks
+29% synergy
Grievous Wound
38% of 16 decks
+32% synergy
Enduring Tenacity
25% of 24 decks
+16% synergy
Valgavoth, Terror Eater
18% of 17 decks
+6% synergy
High Synergy Cards
Exsanguinate
78% of 85 decks
+56% synergy
Torment of Hailfire
67% of 85 decks
+49% synergy
Bubbling Muck
52% of 85 decks
+36% synergy
Nirkana Revenant
47% of 85 decks
+33% synergy
Magus of the Coffers
41% of 85 decks
+32% synergy
Black Sun's Zenith
35% of 85 decks
+29% synergy
Damnable Pact
34% of 85 decks
+28% synergy
Profane Command
28% of 85 decks
+26% synergy
Bloodletter of Aclazotz
42% of 45 decks
+25% synergy
Insatiable Avarice
47% of 34 decks
+25% synergy
Top Cards
Dark Ritual
73% of 85 decks
+8% synergy
Crypt Ghast
69% of 85 decks
+24% synergy
Jet Medallion
62% of 85 decks
+14% synergy
Feed the Swarm
55% of 83 decks
+0% synergy
Phyrexian Arena
48% of 85 decks
+10% synergy
Gray Merchant of Asphodel
48% of 85 decks
-6% synergy
Throne of Eldraine
44% of 54 decks
+27% synergy
Defile
44% of 84 decks
+2% synergy
Toxic Deluge
44% of 85 decks
+10% synergy
Mutilate
42% of 85 decks
+18% synergy
Creatures
Solemn Simulacrum
40% of 85 decks
+14% synergy
K'rrik, Son of Yawgmoth
29% of 84 decks
+12% synergy
Dread Presence
29% of 84 decks
+11% synergy
Burnished Hart
27% of 85 decks
+16% synergy
Orcish Bowmasters
24% of 67 decks
+6% synergy
Dauthi Voidwalker
23% of 83 decks
+5% synergy
Opposition Agent
22% of 83 decks
+9% synergy
Sheoldred, the Apocalypse
22% of 79 decks
+5% synergy
Phyrexian Obliterator
19% of 85 decks
+8% synergy
Vito, Thorn of the Dusk Rose
18% of 83 decks
+6% synergy
Vilis, Broker of Blood
18% of 84 decks
+1% synergy
Accursed Marauder
15% of 27 decks
-13% synergy
Massacre Wurm
14% of 85 decks
-1% synergy
Boggart Trawler
14% of 29 decks
+2% synergy
Aclazotz, Deepest Betrayal
13% of 45 decks
+3% synergy
Twilight Prophet
13% of 85 decks
+7% synergy
Leaden Myr
13% of 85 decks
+5% synergy
Nazgûl
12% of 67 decks
+10% synergy
Scampering Surveyor
12% of 42 decks
+11% synergy
Murderous Rider
12% of 84 decks
+4% synergy
Sheoldred, Whispering One
12% of 85 decks
-2% synergy
Roaming Throne
12% of 43 decks
+5% synergy
Defiler of Flesh
11% of 79 decks
+4% synergy
Pestilence Demon
11% of 85 decks
+8% synergy
Crypt Rats
11% of 85 decks
+4% synergy
Witch-king of Angmar
10% of 67 decks
+8% synergy
Shard of the Nightbringer
10% of 78 decks
+4% synergy
Braids, Arisen Nightmare
10% of 79 decks
-8% synergy
Ornithopter of Paradise
10% of 83 decks
+6% synergy
Geth, Lord of the Vault
9% of 85 decks
+7% synergy
Dark Confidant
9% of 85 decks
+4% synergy
Erebos, God of the Dead
9% of 85 decks
+3% synergy
Plaguecrafter
9% of 85 decks
-10% synergy
Morbid Opportunist
9% of 82 decks
-8% synergy
Stonecoil Serpent
8% of 84 decks
+8% synergy
Rankle, Master of Pranks
8% of 84 decks
-5% synergy
Tree of Perdition
8% of 85 decks
+7% synergy
Nightmare
8% of 85 decks
+7% synergy
Skirge Familiar
8% of 85 decks
+2% synergy
Reassembling Skeleton
8% of 85 decks
-6% synergy
Misery's Shadow
8% of 78 decks
+7% synergy
Grim Hireling
7% of 82 decks
+3% synergy
Sheoldred
7% of 70 decks
-4% synergy
Syr Konrad, the Grim
7% of 84 decks
-13% synergy
Maga, Traitor to Mortals
7% of 85 decks
+7% synergy
Josu Vess, Lich Knight
7% of 85 decks
+5% synergy
Sepulchral Primordial
7% of 85 decks
+4% synergy
Abhorrent Overlord
7% of 85 decks
+2% synergy
Massacre Girl
7% of 85 decks
-1% synergy
Blood Pet
7% of 85 decks
-1% synergy
Instants
Vampiric Tutor
38% of 85 decks
+12% synergy
Infernal Grasp
28% of 82 decks
+0% synergy
Consuming Corruption
28% of 29 decks
+0% synergy
Imp's Mischief
27% of 85 decks
+9% synergy
Black Sun's Twilight
26% of 76 decks
+19% synergy
Cabal Ritual
26% of 85 decks
+8% synergy
Erebos's Intervention
25% of 83 decks
+22% synergy
Outrageous Robbery
23% of 39 decks
+21% synergy
Sheoldred's Edict
22% of 72 decks
+7% synergy
Malakir Rebirth
22% of 83 decks
+0% synergy
March of Wretched Sorrow
21% of 82 decks
+18% synergy
Go for the Throat
19% of 85 decks
-6% synergy
Empty the Pits
18% of 85 decks
+17% synergy
Culling the Weak
18% of 85 decks
+5% synergy
Baleful Mastery
17% of 83 decks
+5% synergy
Deadly Rollick
17% of 83 decks
-4% synergy
Village Rites
16% of 83 decks
-8% synergy
Suffer the Past
15% of 85 decks
+15% synergy
Tendrils of Corruption
15% of 85 decks
+10% synergy
Sudden Spoiling
15% of 85 decks
+5% synergy
Snuff Out
15% of 85 decks
+4% synergy
Bitter Triumph
14% of 42 decks
-4% synergy
Fell the Profane
14% of 29 decks
-10% synergy
Blood Pact
13% of 82 decks
+8% synergy
Force of Despair
13% of 84 decks
+5% synergy
Soul Shatter
11% of 83 decks
-2% synergy
Withering Boon
11% of 85 decks
+6% synergy
Darkness
11% of 85 decks
+3% synergy
Hero's Downfall
11% of 85 decks
+2% synergy
Hagra Mauling
10% of 83 decks
+4% synergy
Ad Nauseam
9% of 85 decks
+6% synergy
Liliana's Triumph
9% of 85 decks
+2% synergy
Entomb
9% of 85 decks
-3% synergy
Deadly Dispute
9% of 82 decks
-12% synergy
Slaughter Pact
8% of 85 decks
+4% synergy
Dismember
8% of 85 decks
-3% synergy
Long Goodbye
8% of 40 decks
+4% synergy
Malicious Affliction
7% of 85 decks
+4% synergy
Tainted Strike
7% of 85 decks
+4% synergy
Tragic Slip
7% of 85 decks
-14% synergy
Undying Malice
6% of 82 decks
-2% synergy
Curtains' Call
6% of 85 decks
+4% synergy
Cut Down
5% of 79 decks
-1% synergy
Sorceries
Demonic Tutor
46% of 85 decks
+15% synergy
Sign in Blood
42% of 85 decks
+2% synergy
Night's Whisper
32% of 85 decks
+7% synergy
Read the Bones
27% of 85 decks
+4% synergy
Reanimate
27% of 85 decks
-6% synergy
Damnation
26% of 85 decks
+2% synergy
Peer into the Abyss
25% of 83 decks
+11% synergy
Rush of Dread
24% of 34 decks
+16% synergy
Consume Spirit
22% of 85 decks
+21% synergy
Diabolic Revelation
20% of 85 decks
+19% synergy
Grim Tutor
20% of 85 decks
+6% synergy
Rise of the Dark Realms
19% of 85 decks
+10% synergy
Dregs of Sorrow
18% of 85 decks
+17% synergy
Killing Wave
18% of 85 decks
+16% synergy
Drain Life
15% of 85 decks
+14% synergy
Corrupt
15% of 85 decks
+12% synergy
Diabolic Tutor
15% of 85 decks
-2% synergy
Beseech the Mirror
15% of 59 decks
+6% synergy
Agadeem's Awakening
14% of 83 decks
+7% synergy
Their Number Is Legion
14% of 78 decks
+10% synergy
Dark Salvation
13% of 85 decks
+11% synergy
Imperial Seal
13% of 85 decks
+5% synergy
Dark Deal
13% of 85 decks
-1% synergy
Battle at the Bridge
12% of 85 decks
+11% synergy
Decree of Pain
12% of 85 decks
+5% synergy
Profane Tutor
11% of 83 decks
+5% synergy
Bond of Agony
11% of 85 decks
+10% synergy
Temporal Extortion
11% of 85 decks
+9% synergy
Thoughtseize
11% of 85 decks
+5% synergy
Beseech the Queen
11% of 85 decks
+3% synergy
Diabolic Intent
11% of 85 decks
-4% synergy
Nuclear Fallout
11% of 38 decks
+7% synergy
Breach the Multiverse
10% of 71 decks
+1% synergy
Forced March
9% of 85 decks
+9% synergy
Mind Twist
9% of 85 decks
+8% synergy
Finale of Eternity
9% of 85 decks
+8% synergy
Dread Summons
9% of 85 decks
+7% synergy
In Garruk's Wake
8% of 85 decks
+2% synergy
Syphon Mind
8% of 85 decks
-7% synergy
Blood Money
7% of 82 decks
+5% synergy
Dead of Winter
7% of 84 decks
+6% synergy
Swallowing Plague
7% of 85 decks
+7% synergy
Deadly Tempest
7% of 85 decks
+4% synergy
Cut of the Profits
6% of 82 decks
+5% synergy
Invoke Despair
6% of 82 decks
+2% synergy
Blood on the Snow
6% of 83 decks
+4% synergy
Profane Transfusion
6% of 83 decks
+4% synergy
Death Cloud
6% of 85 decks
+3% synergy
Duress
6% of 85 decks
-1% synergy
Terisiare's Devastation
5% of 78 decks
+4% synergy
Utility Artifacts
Bolas's Citadel
34% of 85 decks
+0% synergy
Wayfarer's Bauble
33% of 85 decks
+13% synergy
Expedition Map
32% of 85 decks
+17% synergy
Lightning Greaves
31% of 85 decks
-3% synergy
Swiftfoot Boots
29% of 85 decks
-3% synergy
The One Ring
21% of 70 decks
+10% synergy
Doubling Cube
20% of 85 decks
+19% synergy
Whip of Erebos
16% of 85 decks
+5% synergy
Aetherflux Reservoir
16% of 85 decks
+4% synergy
Ashnod's Altar
15% of 85 decks
-4% synergy
Sensei's Divining Top
13% of 85 decks
+3% synergy
Bontu's Monument
13% of 85 decks
-15% synergy
Brotherhood Regalia
12% of 25 decks
+8% synergy
Horizon Stone
11% of 83 decks
+11% synergy
Commander's Plate
11% of 83 decks
+6% synergy
Wishclaw Talisman
11% of 84 decks
+4% synergy
Sword of the Animist
11% of 85 decks
+6% synergy
Alhammarret's Archive
11% of 85 decks
+5% synergy
Navigation Orb
10% of 82 decks
+9% synergy
Mask of Griselbrand
10% of 82 decks
+6% synergy
Vorpal Sword
10% of 82 decks
+5% synergy
Lashwrithe
9% of 85 decks
+5% synergy
Howling Mine
9% of 85 decks
+4% synergy
Whispersilk Cloak
9% of 85 decks
+3% synergy
Psychic Paper
9% of 46 decks
+8% synergy
Shadowspear
8% of 83 decks
+5% synergy
Nightmare Lash
8% of 85 decks
+6% synergy
Mithril Coat
8% of 64 decks
-0% synergy
Manascape Refractor
7% of 83 decks
+6% synergy
Swashbuckler's Whip
7% of 42 decks
+7% synergy
Hunter's Blowgun
7% of 42 decks
+7% synergy
Phyrexian Altar
7% of 85 decks
-5% synergy
Amulet of Vigor
6% of 85 decks
+6% synergy
Explorer's Scope
6% of 85 decks
+5% synergy
Panharmonicon
6% of 85 decks
+4% synergy
Strionic Resonator
6% of 85 decks
+4% synergy
Nevinyrral's Disk
6% of 85 decks
+4% synergy
Blackblade Reforged
6% of 85 decks
+3% synergy
Endless Atlas
6% of 85 decks
+2% synergy
Teferi's Puzzle Box
6% of 85 decks
+2% synergy
Skullclamp
6% of 85 decks
-15% synergy
Enchantments
The Meathook Massacre
37% of 82 decks
+21% synergy
Black Market Connections
24% of 82 decks
+4% synergy
Necropotence
21% of 85 decks
+5% synergy
Exquisite Blood
20% of 85 decks
+6% synergy
Black Market
20% of 85 decks
-2% synergy
No Mercy
16% of 85 decks
+10% synergy
Call of the Ring
16% of 67 decks
+12% synergy
Greed
14% of 85 decks
+4% synergy
Sanguine Bond
13% of 85 decks
-0% synergy
Animate Dead
13% of 85 decks
-6% synergy
Bitterblossom
12% of 85 decks
+2% synergy
Painful Quandary
12% of 85 decks
+1% synergy
Bloodchief Ascension
11% of 85 decks
+1% synergy
Wound Reflection
9% of 85 decks
+6% synergy
Underworld Dreams
9% of 85 decks
+1% synergy
Virtue of Persistence
9% of 56 decks
+0% synergy
Dauthi Embrace
8% of 85 decks
+6% synergy
Heartless Summoning
8% of 85 decks
+4% synergy
Font of Agonies
8% of 85 decks
+2% synergy
Pestilence
7% of 85 decks
+3% synergy
Phyrexian Reclamation
7% of 85 decks
-5% synergy
Revel in Riches
6% of 85 decks
+1% synergy
Kaya's Ghostform
6% of 85 decks
-4% synergy
Grave Pact
6% of 85 decks
-9% synergy
Planeswalkers
Liliana of the Dark Realms
36% of 85 decks
+24% synergy
Sorin Markov
11% of 85 decks
+7% synergy
Liliana of the Veil
7% of 85 decks
-1% synergy
Vraska, Betrayal's Sting
7% of 76 decks
+2% synergy
Liliana, Waker of the Dead
6% of 83 decks
-0% synergy
Professor Onyx
6% of 83 decks
-1% synergy
Liliana Vess
6% of 85 decks
+2% synergy
Utility Lands
Cabal Coffers
81% of 85 decks
+24% synergy
Urborg, Tomb of Yawgmoth
61% of 85 decks
+22% synergy
Cabal Stronghold
61% of 85 decks
+21% synergy
Nykthos, Shrine to Nyx
41% of 85 decks
+11% synergy
Reliquary Tower
40% of 85 decks
+7% synergy
Bojuka Bog
35% of 85 decks
-12% synergy
Castle Locthwain
32% of 84 decks
+11% synergy
Witch's Cottage
27% of 84 decks
+3% synergy
Shizo, Death's Storehouse
27% of 85 decks
+18% synergy
War Room
25% of 83 decks
+8% synergy
Thespian's Stage
25% of 85 decks
+18% synergy
Rogue's Passage
22% of 85 decks
+7% synergy
Vesuva
19% of 85 decks
+16% synergy
Ancient Tomb
19% of 85 decks
+6% synergy
Takenuma, Abandoned Mire
17% of 82 decks
-1% synergy
Lake of the Dead
16% of 85 decks
+11% synergy
Urza's Saga
14% of 83 decks
+6% synergy
Deserted Temple
14% of 85 decks
+11% synergy
Phyrexian Tower
13% of 85 decks
-8% synergy
Geier Reach Sanitarium
12% of 85 decks
-2% synergy
Boseiju, Who Shelters All
11% of 85 decks
+9% synergy
Command Beacon
9% of 85 decks
+2% synergy
Temple of the False God
9% of 85 decks
+1% synergy
Minas Morgul, Dark Fortress
9% of 46 decks
+5% synergy
Terrain Generator
8% of 85 decks
+6% synergy
Maze of Ith
8% of 85 decks
+5% synergy
Mikokoro, Center of the Sea
8% of 85 decks
+4% synergy
Barren Moor
8% of 85 decks
-5% synergy
The Black Gate
8% of 62 decks
+3% synergy
Sanctum of Eternity
7% of 84 decks
+6% synergy
Emergence Zone
7% of 85 decks
+3% synergy
Crypt of Agadeem
7% of 85 decks
-4% synergy
Barad-dûr
6% of 67 decks
+1% synergy
Karn's Bastion
6% of 85 decks
+1% synergy
Mana Artifacts
Sol Ring
92% of 85 decks
+4% synergy
Arcane Signet
55% of 84 decks
-9% synergy
Caged Sun
41% of 85 decks
+25% synergy
Extraplanar Lens
32% of 85 decks
+27% synergy
Gauntlet of Power
27% of 85 decks
+23% synergy
Mind Stone
25% of 85 decks
-11% synergy
Sceptre of Eternal Glory
23% of 78 decks
+10% synergy
Thought Vessel
22% of 85 decks
-6% synergy
Charcoal Diamond
19% of 85 decks
-7% synergy
Everflowing Chalice
18% of 85 decks
+10% synergy
Mana Vault
15% of 85 decks
+7% synergy
Chrome Mox
14% of 85 decks
+7% synergy
Thran Dynamo
13% of 85 decks
+6% synergy
Nyx Lotus
12% of 83 decks
+2% synergy
Hedron Archive
12% of 85 decks
+6% synergy
Fellwar Stone
12% of 85 decks
-3% synergy
Mox Amber
11% of 85 decks
+6% synergy
Gilded Lotus
11% of 85 decks
+3% synergy
Lotus Petal
11% of 85 decks
+3% synergy
Jeweled Lotus
10% of 83 decks
-1% synergy
Mana Crypt
9% of 85 decks
-1% synergy
Mox Opal
8% of 85 decks
+5% synergy
Commander's Sphere
8% of 85 decks
-4% synergy
Astral Cornucopia
7% of 85 decks
+6% synergy
Worn Powerstone
7% of 85 decks
+2% synergy
Crowded Crypt
6% of 82 decks
+1% synergy
Mox Tantalite
6% of 84 decks
+6% synergy
Basalt Monolith
6% of 85 decks
+3% synergy
Lands
Myriad Landscape
33% of 85 decks
+3% synergy
Urza's Cave
17% of 30 decks
+5% synergy
Plaza of Heroes
13% of 79 decks
+11% synergy
Gemstone Caverns
9% of 85 decks
+5% synergy
Cavern of Souls
7% of 85 decks
+1% synergy
Marsh Flats
6% of 85 decks
+2% synergy
Demolition Field
5% of 78 decks
-1% synergy