Mono-Black X Spells
Top Commanders
Sheoldred, the Apocalypse
16 decks
Maga, Traitor to Mortals
15 decks
Skithiryx, the Blight Dragon
5 decks
Erebos, God of the Dead
5 decks
K'rrik, Son of Yawgmoth
4 decks
Tergrid, God of Fright
4 decks
Varragoth, Bloodsky Sire
4 decks
Maralen of the Mornsong
3 decks
Witch-king of Angmar
3 decks
Drana, Kalastria Bloodchief
3 decks
Massacre Girl, Known Killer
3 decks
Vito, Thorn of the Dusk Rose
3 decks
Gix, Yawgmoth Praetor
3 decks
Toshiro Umezawa
3 decks
Korlash, Heir to Blackblade
2 decks
Phage the Untouchable
2 decks
Blitzwing, Cruel Tormentor
2 decks
Illuminor Szeras
2 decks
King Macar, the Gold-Cursed
2 decks
Valgavoth, Terror Eater
2 decks
Lobelia Sackville-Baggins
2 decks
Vilis, Broker of Blood
2 decks
Trazyn the Infinite
1 decks
Tinybones, the Pickpocket
1 decks
High Synergy Cards
Torment of Hailfire
67% of 116 decks
+50% synergy
Exsanguinate
73% of 116 decks
+50% synergy
Magus of the Coffers
41% of 116 decks
+32% synergy
Bubbling Muck
47% of 116 decks
+32% synergy
Nirkana Revenant
43% of 116 decks
+30% synergy
Damnable Pact
34% of 116 decks
+28% synergy
Liliana of the Dark Realms
40% of 116 decks
+27% synergy
Urborg, Tomb of Yawgmoth
63% of 116 decks
+25% synergy
Cabal Coffers
80% of 116 decks
+24% synergy
Black Sun's Zenith
30% of 116 decks
+24% synergy
Top Cards
Dark Ritual
72% of 116 decks
+6% synergy
Crypt Ghast
68% of 116 decks
+21% synergy
Jet Medallion
58% of 116 decks
+5% synergy
Feed the Swarm
56% of 116 decks
+3% synergy
Toxic Deluge
47% of 116 decks
+12% synergy
Sign in Blood
47% of 116 decks
+8% synergy
Phyrexian Arena
47% of 116 decks
+7% synergy
Gray Merchant of Asphodel
45% of 116 decks
-9% synergy
Defile
40% of 116 decks
-1% synergy
Mutilate
36% of 116 decks
+13% synergy
Game Changers
Demonic Tutor
49% of 116 decks
+19% synergy
Vampiric Tutor
39% of 116 decks
+14% synergy
Bolas's Citadel
32% of 116 decks
+0% synergy
Opposition Agent
22% of 116 decks
+11% synergy
The One Ring
22% of 116 decks
+13% synergy
Ancient Tomb
21% of 116 decks
+8% synergy
Chrome Mox
16% of 116 decks
+10% synergy
Imperial Seal
16% of 116 decks
+9% synergy
Mana Vault
14% of 116 decks
+6% synergy
Ad Nauseam
11% of 116 decks
+8% synergy
Creatures
K'rrik, Son of Yawgmoth
35% of 116 decks
+19% synergy
Bloodletter of Aclazotz
33% of 99 decks
+22% synergy
Solemn Simulacrum
33% of 116 decks
+7% synergy
Dread Presence
25% of 116 decks
+8% synergy
Bloodthirsty Conqueror
24% of 54 decks
+15% synergy
Burnished Hart
22% of 116 decks
+12% synergy
Dauthi Voidwalker
22% of 116 decks
+6% synergy
Unstoppable Slasher
22% of 67 decks
+16% synergy
Vito, Thorn of the Dusk Rose
22% of 116 decks
+10% synergy
Phyrexian Obliterator
20% of 116 decks
+9% synergy
Enduring Tenacity
20% of 71 decks
+13% synergy
Sheoldred, the Apocalypse
19% of 116 decks
+4% synergy
Massacre Wurm
19% of 116 decks
+4% synergy
Orcish Bowmasters
18% of 114 decks
+5% synergy
Vilis, Broker of Blood
18% of 116 decks
+3% synergy
Erebos, God of the Dead
13% of 116 decks
+7% synergy
Leaden Myr
12% of 116 decks
+5% synergy
Nazgûl
11% of 114 decks
+10% synergy
Sheoldred, Whispering One
11% of 116 decks
-2% synergy
Accursed Marauder
11% of 74 decks
-6% synergy
Boggart Trawler
11% of 76 decks
+3% synergy
Archfiend of Despair
10% of 116 decks
+8% synergy
Twilight Prophet
10% of 116 decks
+5% synergy
Murderous Rider
10% of 116 decks
+3% synergy
Witch-king of Angmar
10% of 114 decks
+8% synergy
Pestilence Demon
9% of 116 decks
+7% synergy
Crypt Rats
9% of 116 decks
+4% synergy
Blood Artist
9% of 116 decks
-19% synergy
Defiler of Flesh
9% of 116 decks
+3% synergy
Sheoldred
9% of 116 decks
+1% synergy
Braids, Arisen Nightmare
9% of 116 decks
-8% synergy
Morbid Opportunist
9% of 116 decks
-9% synergy
Ayara, First of Locthwain
9% of 116 decks
-17% synergy
Maha, Its Feathers Night
8% of 71 decks
+4% synergy
Maga, Traitor to Mortals
8% of 116 decks
+8% synergy
Tree of Perdition
8% of 116 decks
+7% synergy
Ornithopter of Paradise
8% of 116 decks
+5% synergy
Creeping Bloodsucker
8% of 116 decks
+2% synergy
Skirge Familiar
8% of 116 decks
+1% synergy
Massacre Girl
8% of 116 decks
-0% synergy
Rankle, Master of Pranks
8% of 116 decks
-6% synergy
Plaguecrafter
8% of 116 decks
-10% synergy
Stonecoil Serpent
7% of 116 decks
+6% synergy
Geth, Lord of the Vault
7% of 116 decks
+5% synergy
Vampire Nighthawk
7% of 116 decks
+1% synergy
Marauding Blight-Priest
7% of 116 decks
+0% synergy
Mikaeus, the Unhallowed
7% of 116 decks
-1% synergy
Syr Konrad, the Grim
7% of 116 decks
-13% synergy
Ancient Cellarspawn
6% of 66 decks
+3% synergy
Aclazotz, Deepest Betrayal
6% of 99 decks
-1% synergy
Instants
Withering Torment
35% of 66 decks
+6% synergy
Cabal Ritual
27% of 116 decks
+9% synergy
Imp's Mischief
27% of 116 decks
+7% synergy
Infernal Grasp
24% of 116 decks
-2% synergy
Snuff Out
21% of 116 decks
+10% synergy
Malakir Rebirth
21% of 116 decks
-0% synergy
Deadly Rollick
20% of 116 decks
-1% synergy
Erebos's Intervention
19% of 116 decks
+16% synergy
Black Sun's Twilight
19% of 116 decks
+14% synergy
Culling the Weak
19% of 116 decks
+6% synergy
Consuming Corruption
18% of 76 decks
+1% synergy
Fell the Profane
18% of 77 decks
+2% synergy
Baleful Mastery
17% of 116 decks
+6% synergy
March of Wretched Sorrow
16% of 116 decks
+14% synergy
Sudden Spoiling
16% of 116 decks
+5% synergy
Dismember
16% of 116 decks
+4% synergy
Go for the Throat
16% of 116 decks
-9% synergy
Empty the Pits
15% of 116 decks
+14% synergy
Bitter Triumph
14% of 99 decks
+3% synergy
Sheoldred's Edict
14% of 116 decks
+1% synergy
Darkness
13% of 116 decks
+5% synergy
Suffer the Past
12% of 116 decks
+12% synergy
Tendrils of Corruption
12% of 116 decks
+7% synergy
Blood Pact
11% of 116 decks
+6% synergy
Force of Despair
11% of 116 decks
+3% synergy
Outrageous Robbery
11% of 92 decks
+9% synergy
Village Rites
10% of 116 decks
-13% synergy
Withering Boon
9% of 116 decks
+5% synergy
Liliana's Triumph
9% of 116 decks
+3% synergy
Hero's Downfall
9% of 116 decks
+2% synergy
Hagra Mauling
9% of 116 decks
+4% synergy
Soul Shatter
9% of 116 decks
-4% synergy
Tragic Slip
9% of 116 decks
-12% synergy
Entomb
8% of 116 decks
-5% synergy
Tainted Strike
7% of 116 decks
+4% synergy
Slaughter Pact
7% of 116 decks
+3% synergy
Undying Malice
7% of 116 decks
-1% synergy
Deadly Dispute
7% of 116 decks
-13% synergy
Malicious Affliction
6% of 116 decks
+3% synergy
Vona's Hunger
6% of 116 decks
+1% synergy
Slice from the Shadows
5% of 92 decks
+2% synergy
Vraska's Fall
5% of 116 decks
+1% synergy
Sorceries
Night's Whisper
35% of 116 decks
+11% synergy
Insatiable Avarice
33% of 85 decks
+19% synergy
Damnation
32% of 116 decks
+10% synergy
Grim Tutor
25% of 116 decks
+12% synergy
Profane Command
24% of 116 decks
+22% synergy
Read the Bones
24% of 116 decks
+3% synergy
Reanimate
24% of 116 decks
-10% synergy
Consume Spirit
23% of 116 decks
+22% synergy
Peer into the Abyss
22% of 116 decks
+10% synergy
Rush of Dread
21% of 85 decks
+16% synergy
Diabolic Revelation
17% of 116 decks
+17% synergy
Agadeem's Awakening
16% of 116 decks
+10% synergy
Rise of the Dark Realms
16% of 116 decks
+6% synergy
Killing Wave
16% of 116 decks
+13% synergy
Diabolic Tutor
16% of 116 decks
-1% synergy
Beseech the Mirror
15% of 109 decks
+8% synergy
Drain Life
15% of 116 decks
+14% synergy
Corrupt
14% of 116 decks
+11% synergy
Blasphemous Edict
13% of 52 decks
-5% synergy
Dregs of Sorrow
13% of 116 decks
+13% synergy
Temporal Extortion
13% of 116 decks
+11% synergy
Dark Deal
13% of 116 decks
-1% synergy
Their Number Is Legion
12% of 116 decks
+9% synergy
Profane Tutor
11% of 116 decks
+6% synergy
Diabolic Intent
10% of 116 decks
-3% synergy
Battle at the Bridge
9% of 116 decks
+9% synergy
Mind Twist
9% of 116 decks
+8% synergy
Finale of Eternity
9% of 116 decks
+8% synergy
Dark Salvation
9% of 116 decks
+8% synergy
Decree of Pain
9% of 116 decks
+3% synergy
Nuclear Fallout
9% of 87 decks
+7% synergy
Thoughtseize
9% of 116 decks
+3% synergy
Bond of Agony
8% of 116 decks
+7% synergy
Blood Money
8% of 116 decks
+5% synergy
Breach the Multiverse
8% of 116 decks
+1% synergy
Beseech the Queen
8% of 116 decks
+1% synergy
Forced March
7% of 116 decks
+7% synergy
Entreat the Dead
7% of 116 decks
+7% synergy
Dread Summons
7% of 116 decks
+4% synergy
Death Cloud
6% of 116 decks
+3% synergy
Deadly Tempest
6% of 116 decks
+3% synergy
Yawgmoth's Will
6% of 116 decks
+3% synergy
Innocent Blood
6% of 116 decks
+2% synergy
Praetor's Grasp
6% of 116 decks
+2% synergy
In Garruk's Wake
6% of 116 decks
+1% synergy
Duress
6% of 116 decks
-1% synergy
Syphon Mind
6% of 116 decks
-9% synergy
Swallowing Plague
5% of 116 decks
+5% synergy
Cut of the Profits
5% of 116 decks
+4% synergy
Dead of Winter
5% of 116 decks
+4% synergy
Utility Artifacts
Lightning Greaves
34% of 116 decks
+1% synergy
Swiftfoot Boots
29% of 116 decks
-3% synergy
Expedition Map
28% of 116 decks
+14% synergy
Wayfarer's Bauble
27% of 116 decks
+8% synergy
Mind Stone
22% of 116 decks
-13% synergy
Sensei's Divining Top
21% of 116 decks
+11% synergy
Doubling Cube
17% of 116 decks
+17% synergy
Aetherflux Reservoir
17% of 116 decks
+5% synergy
Lotus Petal
15% of 116 decks
+7% synergy
Bontu's Monument
14% of 116 decks
-14% synergy
Whip of Erebos
13% of 116 decks
+2% synergy
Lashwrithe
11% of 116 decks
+7% synergy
Mindcrank
11% of 116 decks
+5% synergy
Ashnod's Altar
11% of 116 decks
-7% synergy
Sword of the Animist
10% of 116 decks
+6% synergy
Commander's Plate
10% of 116 decks
+5% synergy
Wishclaw Talisman
9% of 116 decks
+3% synergy
Manifold Key
9% of 116 decks
+7% synergy
Hedron Archive
9% of 116 decks
+4% synergy
Alhammarret's Archive
9% of 116 decks
+3% synergy
Commander's Sphere
9% of 116 decks
-3% synergy
Horizon Stone
8% of 116 decks
+8% synergy
Shadowspear
8% of 116 decks
+4% synergy
Vorpal Sword
8% of 116 decks
+4% synergy
Whispersilk Cloak
8% of 116 decks
+2% synergy
Navigation Orb
7% of 116 decks
+6% synergy
Nightmare Lash
7% of 116 decks
+5% synergy
Basilisk Collar
7% of 116 decks
+5% synergy
Jeweled Lotus
7% of 116 decks
-1% synergy
Mithril Coat
6% of 114 decks
+1% synergy
Helm of Obedience
6% of 116 decks
+6% synergy
Mask of Griselbrand
6% of 116 decks
+2% synergy
Howling Mine
6% of 116 decks
+1% synergy
Phyrexian Altar
6% of 116 decks
-5% synergy
Skullclamp
6% of 116 decks
-14% synergy
Psychic Paper
6% of 104 decks
+5% synergy
Manascape Refractor
5% of 116 decks
+5% synergy
Voltaic Key
5% of 116 decks
+4% synergy
Strionic Resonator
5% of 116 decks
+3% synergy
Nevinyrral's Disk
5% of 116 decks
+3% synergy
Staff of Domination
5% of 116 decks
+3% synergy
Blackblade Reforged
5% of 116 decks
+2% synergy
Endless Atlas
5% of 116 decks
+2% synergy
Teferi's Puzzle Box
5% of 116 decks
+1% synergy
Enchantments
The Meathook Massacre
34% of 116 decks
+20% synergy
Black Market Connections
29% of 116 decks
+9% synergy
Necropotence
25% of 116 decks
+9% synergy
Exquisite Blood
22% of 116 decks
+9% synergy
Black Market
21% of 116 decks
-1% synergy
Bloodchief Ascension
17% of 116 decks
+7% synergy
Sanguine Bond
17% of 116 decks
+4% synergy
Wound Reflection
16% of 116 decks
+13% synergy
No Mercy
16% of 116 decks
+9% synergy
Heartless Summoning
15% of 116 decks
+11% synergy
Animate Dead
14% of 116 decks
-5% synergy
Call of the Ring
13% of 116 decks
+10% synergy
Grievous Wound
12% of 67 decks
+9% synergy
Meathook Massacre II
10% of 67 decks
+2% synergy
Greed
10% of 116 decks
+1% synergy
Bitterblossom
10% of 116 decks
+0% synergy
Underworld Dreams
9% of 116 decks
+1% synergy
Painful Quandary
9% of 116 decks
-2% synergy
Phyrexian Reclamation
8% of 116 decks
-3% synergy
Dauthi Embrace
7% of 116 decks
+5% synergy
Pestilence
7% of 116 decks
+3% synergy
Kaya's Ghostform
7% of 116 decks
-3% synergy
Gate to Phyrexia
6% of 116 decks
+5% synergy
Revel in Riches
6% of 116 decks
+1% synergy
Grave Pact
6% of 116 decks
-10% synergy
Nowhere to Run
6% of 71 decks
+2% synergy
Font of Agonies
5% of 116 decks
-1% synergy
Planeswalkers
Sorin Markov
11% of 116 decks
+8% synergy
Liliana Vess
6% of 116 decks
+2% synergy
Liliana, Waker of the Dead
6% of 116 decks
+0% synergy
Professor Onyx
6% of 116 decks
-0% synergy
Liliana of the Veil
6% of 116 decks
-2% synergy
Vraska, Betrayal's Sting
5% of 116 decks
+2% synergy
Utility Lands
Cabal Stronghold
58% of 116 decks
+20% synergy
Nykthos, Shrine to Nyx
40% of 116 decks
+10% synergy
Reliquary Tower
38% of 116 decks
+6% synergy
Bojuka Bog
33% of 116 decks
-14% synergy
Shizo, Death's Storehouse
32% of 116 decks
+22% synergy
Castle Locthwain
29% of 116 decks
+10% synergy
Rogue's Passage
25% of 116 decks
+9% synergy
War Room
24% of 116 decks
+8% synergy
Witch's Cottage
23% of 116 decks
-1% synergy
Thespian's Stage
22% of 116 decks
+15% synergy
Deserted Temple
18% of 116 decks
+14% synergy
Vesuva
16% of 116 decks
+13% synergy
Urza's Saga
15% of 116 decks
+6% synergy
Takenuma, Abandoned Mire
14% of 116 decks
-3% synergy
Lake of the Dead
12% of 116 decks
+7% synergy
Phyrexian Tower
12% of 116 decks
-9% synergy
Command Beacon
11% of 116 decks
+4% synergy
Geier Reach Sanitarium
10% of 116 decks
-3% synergy
Boseiju, Who Shelters All
9% of 116 decks
+8% synergy
Maze of Ith
9% of 116 decks
+6% synergy
Barren Moor
9% of 116 decks
-3% synergy
The Black Gate
8% of 114 decks
+4% synergy
Strip Mine
8% of 116 decks
+4% synergy
Mikokoro, Center of the Sea
8% of 116 decks
+4% synergy
Temple of the False God
8% of 116 decks
-0% synergy
Homeward Path
7% of 116 decks
+5% synergy
Karn's Bastion
7% of 116 decks
+2% synergy
Crypt of Agadeem
7% of 116 decks
-3% synergy
Spymaster's Vault
6% of 77 decks
-3% synergy
Terrain Generator
6% of 116 decks
+4% synergy
Emergence Zone
6% of 116 decks
+2% synergy
Minas Morgul, Dark Fortress
6% of 104 decks
+3% synergy
Sanctum of Eternity
5% of 116 decks
+4% synergy
Leechridden Swamp
5% of 116 decks
+2% synergy
Vault of Whispers
5% of 116 decks
-1% synergy
Mana Artifacts
Sol Ring
89% of 116 decks
+2% synergy
Arcane Signet
49% of 116 decks
-14% synergy
Caged Sun
37% of 116 decks
+22% synergy
Throne of Eldraine
35% of 109 decks
+23% synergy
Extraplanar Lens
28% of 116 decks
+23% synergy
Gauntlet of Power
24% of 116 decks
+20% synergy
Thought Vessel
22% of 116 decks
-6% synergy
Sceptre of Eternal Glory
16% of 116 decks
+5% synergy
Charcoal Diamond
16% of 116 decks
-10% synergy
Mox Opal
14% of 116 decks
+10% synergy
Everflowing Chalice
13% of 116 decks
+6% synergy
Mox Amber
12% of 116 decks
+8% synergy
Thran Dynamo
12% of 116 decks
+5% synergy
Gilded Lotus
12% of 116 decks
+5% synergy
Fellwar Stone
10% of 116 decks
-5% synergy
Nyx Lotus
9% of 116 decks
+0% synergy
Mox Tantalite
8% of 116 decks
+7% synergy
Mana Crypt
7% of 116 decks
-0% synergy
Astral Cornucopia
5% of 116 decks
+5% synergy
Basalt Monolith
5% of 116 decks
+3% synergy
Worn Powerstone
5% of 116 decks
+0% synergy
Lands
Myriad Landscape
28% of 116 decks
-2% synergy
Plaza of Heroes
16% of 116 decks
+14% synergy
Urza's Cave
10% of 82 decks
+1% synergy
Cavern of Souls
9% of 116 decks
+2% synergy
Marsh Flats
8% of 116 decks
+5% synergy
Verdant Catacombs
7% of 116 decks
+4% synergy
Gemstone Caverns
7% of 116 decks
+3% synergy
Polluted Delta
6% of 116 decks
+3% synergy
Bloodstained Mire
6% of 116 decks
+3% synergy
Prismatic Vista
5% of 116 decks
+3% synergy