BH
Professor Onyx
25 decks (0.09%)
Rank #301

# Creatures (50)

Murderous Rider // Swift End
24 of 25 decks (96%)
53% synergy
Solemn Simulacrum
10 of 25 decks (40%)
20% synergy
Massacre Wurm
9 of 25 decks (36%)
16% synergy
Sedgemoor Witch
8 of 25 decks (32%)
25% synergy
Sheoldred // The True Scriptures
Sheoldred // The True Scriptures
8 of 25 decks (32%)
7% synergy
Sheoldred, the Apocalypse
8 of 25 decks (32%)
-24% synergy
Dread Presence
7 of 25 decks (28%)
11% synergy
Shambling Ghast
7 of 25 decks (28%)
3% synergy
Tergrid, God of Fright // Tergrid's Lantern
Tergrid, God of Fright // Tergrid's Lantern
6 of 25 decks (24%)
7% synergy
Rankle, Master of Pranks
5 of 25 decks (20%)
-6% synergy
Morbid Opportunist
4 of 25 decks (16%)
-4% synergy
Phyrexian Obliterator
4 of 25 decks (16%)
-12% synergy
Plaguecrafter
4 of 25 decks (16%)
-1% synergy
Graveyard Trespasser // Graveyard Glutton
Graveyard Trespasser // Graveyard Glutton
4 of 25 decks (16%)
5% synergy
Jadar, Ghoulcaller of Nephalia
3 of 25 decks (12%)
-11% synergy
Twilight Prophet
3 of 25 decks (12%)
5% synergy
Orcish Bowmasters
3 of 25 decks (12%)
-7% synergy
Sheoldred, Whispering One
3 of 25 decks (12%)
-4% synergy
Massacre Girl
3 of 25 decks (12%)
4% synergy
Tenacious Underdog
3 of 25 decks (12%)
-4% synergy
Burglar Rat
3 of 25 decks (12%)
-4% synergy
Palladium Myr
3 of 25 decks (12%)
9% synergy
Vito, Thorn of the Dusk Rose
3 of 25 decks (12%)
-1% synergy
Foulmire Knight // Profane Insight
3 of 25 decks (12%)
4% synergy
Meteor Golem
2 of 25 decks (8%)
6% synergy
Burning-Rune Demon
2 of 25 decks (8%)
4% synergy
Phyrexian Fleshgorger
2 of 25 decks (8%)
0% synergy
Yawgmoth, Thran Physician
2 of 25 decks (8%)
-7% synergy
Harvester of Souls
2 of 25 decks (8%)
6% synergy
Elderfang Disciple
2 of 25 decks (8%)
-8% synergy
Ayara, First of Locthwain
2 of 25 decks (8%)
-17% synergy
Clackbridge Troll
2 of 25 decks (8%)
4% synergy
Vengeful Strangler // Strangling Grasp
Vengeful Strangler // Strangling Grasp
2 of 25 decks (8%)
5% synergy
Vilis, Broker of Blood
2 of 25 decks (8%)
0% synergy
Nullpriest of Oblivion
2 of 25 decks (8%)
-4% synergy
Ornithopter of Paradise
2 of 25 decks (8%)
-5% synergy
Cityscape Leveler
2 of 25 decks (8%)
1% synergy
Drana, the Last Bloodchief
2 of 25 decks (8%)
3% synergy
Blood Artist
2 of 25 decks (8%)
-20% synergy
Gix, Yawgmoth Praetor
2 of 25 decks (8%)
-16% synergy
Junji, the Midnight Sky
2 of 25 decks (8%)
-2% synergy
Order of Midnight // Alter Fate
2 of 25 decks (8%)
3% synergy
Ravenous Chupacabra
2 of 25 decks (8%)
-5% synergy
Fell Stinger
2 of 25 decks (8%)
-2% synergy
Dream Devourer
2 of 25 decks (8%)
6% synergy
Concealing Curtains // Revealing Eye
Concealing Curtains // Revealing Eye
2 of 25 decks (8%)
-1% synergy
Ancient Brass Dragon
1 of 25 decks (4%)
1% synergy
Gixian Recycler
1 of 25 decks (4%)
0% synergy
Nighthawk Scavenger
1 of 25 decks (4%)
-7% synergy
God-Eternal Bontu
1 of 25 decks (4%)
1% synergy

# Instants (50)

Heartless Act
19 of 25 decks (76%)
32% synergy
Dark Ritual
19 of 25 decks (76%)
9% synergy
Baleful Mastery
17 of 25 decks (68%)
39% synergy
Cling to Dust
17 of 25 decks (68%)
54% synergy
Infernal Grasp
15 of 25 decks (60%)
1% synergy
Soul Shatter
14 of 25 decks (56%)
32% synergy
Painful Bond
13 of 25 decks (52%)
40% synergy
Sheoldred's Edict
13 of 25 decks (52%)
14% synergy
Go for the Throat
13 of 25 decks (52%)
3% synergy
Pharika's Libation
12 of 25 decks (48%)
39% synergy
Liliana's Triumph
12 of 25 decks (48%)
35% synergy
Eat to Extinction
11 of 25 decks (44%)
36% synergy
Power Word Kill
11 of 25 decks (44%)
24% synergy
Hero's Downfall
10 of 25 decks (40%)
13% synergy
Blood Pact
10 of 25 decks (40%)
33% synergy
Cut Down
8 of 25 decks (32%)
-5% synergy
Hagra Mauling // Hagra Broodpit
Hagra Mauling // Hagra Broodpit
8 of 25 decks (32%)
14% synergy
Erebos's Intervention
8 of 25 decks (32%)
24% synergy
Eliminate
7 of 25 decks (28%)
19% synergy
March of Wretched Sorrow
7 of 25 decks (28%)
9% synergy
Fatal Push
7 of 25 decks (28%)
-13% synergy
Bitter Triumph
7 of 25 decks (28%)
11% synergy
Cast Down
6 of 25 decks (24%)
16% synergy
Blot Out
6 of 25 decks (24%)
19% synergy
Vraska's Contempt
6 of 25 decks (24%)
14% synergy
Village Rites
5 of 25 decks (20%)
-4% synergy
Poison the Cup
4 of 25 decks (16%)
11% synergy
Doom Blade
4 of 25 decks (16%)
7% synergy
Deadly Dispute
4 of 25 decks (16%)
-11% synergy
Bloodline Culling
3 of 25 decks (12%)
9% synergy
Plumb the Forbidden
3 of 25 decks (12%)
7% synergy
Drag to the Underworld
3 of 25 decks (12%)
7% synergy
Withering Torment
3 of 25 decks (12%)
10% synergy
Price of Fame
3 of 25 decks (12%)
6% synergy
Grasp of Darkness
3 of 25 decks (12%)
7% synergy
Consuming Corruption
3 of 25 decks (12%)
5% synergy
Dismember
3 of 25 decks (12%)
9% synergy
Fell the Profane // Fell Mire
Fell the Profane // Fell Mire
3 of 25 decks (12%)
6% synergy
Disfigure
3 of 25 decks (12%)
9% synergy
Breathe Your Last
3 of 25 decks (12%)
10% synergy
Hostile Negotiations
3 of 25 decks (12%)
10% synergy
Feed the Cycle
3 of 25 decks (12%)
10% synergy
Malakir Rebirth // Malakir Mire
Malakir Rebirth // Malakir Mire
2 of 25 decks (8%)
-26% synergy
Murder
2 of 25 decks (8%)
-1% synergy
Tergrid's Shadow
2 of 25 decks (8%)
7% synergy
Umbral Juke
2 of 25 decks (8%)
5% synergy
Ob Nixilis's Cruelty
2 of 25 decks (8%)
7% synergy
Sudden Edict
2 of 25 decks (8%)
3% synergy
Bitter Downfall
2 of 25 decks (8%)
7% synergy
Pile On
2 of 25 decks (8%)
3% synergy

# Sorceries (50)

Feed the Swarm
20 of 25 decks (80%)
23% synergy
Blood on the Snow
19 of 25 decks (76%)
35% synergy
Sign in Blood
18 of 25 decks (72%)
41% synergy
Bloodchief's Thirst
17 of 25 decks (68%)
26% synergy
Invoke Despair
16 of 25 decks (64%)
19% synergy
Thoughtseize
16 of 25 decks (64%)
7% synergy
Duress
15 of 25 decks (60%)
9% synergy
Crux of Fate
14 of 25 decks (56%)
31% synergy
Agonizing Remorse
14 of 25 decks (56%)
43% synergy
Extinction Event
14 of 25 decks (56%)
39% synergy
Inquisition of Kozilek
13 of 25 decks (52%)
10% synergy
Go Blank
12 of 25 decks (48%)
38% synergy
Languish
10 of 25 decks (40%)
22% synergy
Mind Spike
10 of 25 decks (40%)
12% synergy
Ritual of Soot
10 of 25 decks (40%)
32% synergy
Grim Tutor
10 of 25 decks (40%)
10% synergy
Thought Distortion
9 of 25 decks (36%)
26% synergy
Check for Traps
9 of 25 decks (36%)
31% synergy
Dread Fugue
8 of 25 decks (32%)
22% synergy
Cry of the Carnarium
7 of 25 decks (28%)
26% synergy
Shadows' Verdict
7 of 25 decks (28%)
24% synergy
Beseech the Mirror
7 of 25 decks (28%)
14% synergy
Yahenni's Expertise
7 of 25 decks (28%)
23% synergy
Tendrils of Agony
7 of 25 decks (28%)
25% synergy
Dreams of Steel and Oil
7 of 25 decks (28%)
21% synergy
Bone Shards
6 of 25 decks (24%)
5% synergy
Pelakka Predation // Pelakka Caverns
Pelakka Predation // Pelakka Caverns
6 of 25 decks (24%)
14% synergy
Torment of Hailfire
6 of 25 decks (24%)
15% synergy
Extract the Truth
5 of 25 decks (20%)
9% synergy
Deadly Cover-Up
5 of 25 decks (20%)
14% synergy
Insatiable Avarice
5 of 25 decks (20%)
10% synergy
Rise of the Dark Realms
5 of 25 decks (20%)
16% synergy
The Elderspell
5 of 25 decks (20%)
16% synergy
Pilfer
5 of 25 decks (20%)
7% synergy
Undercity Plunder
5 of 25 decks (20%)
6% synergy
Innocent Blood
4 of 25 decks (16%)
8% synergy
Chainer's Edict
4 of 25 decks (16%)
11% synergy
Gix's Command
4 of 25 decks (16%)
1% synergy
Finale of Eternity
4 of 25 decks (16%)
13% synergy
Peer into the Abyss
4 of 25 decks (16%)
4% synergy
Inscription of Ruin
4 of 25 decks (16%)
8% synergy
Agadeem's Awakening // Agadeem, the Undercrypt
Agadeem's Awakening // Agadeem, the Undercrypt
4 of 25 decks (16%)
-11% synergy
Breach the Multiverse
4 of 25 decks (16%)
0% synergy
Gruesome Realization
4 of 25 decks (16%)
13% synergy
Soul Transfer
4 of 25 decks (16%)
3% synergy
Epic Downfall
4 of 25 decks (16%)
12% synergy
Pestilent Haze
4 of 25 decks (16%)
14% synergy
Demogorgon's Clutches
3 of 25 decks (12%)
5% synergy
Eaten Alive
3 of 25 decks (12%)
0% synergy
Settle the Score
3 of 25 decks (12%)
11% synergy

# Utillity Artifacts (41)

Mind Stone
17 of 25 decks (68%)
22% synergy
Guardian Idol
8 of 25 decks (32%)
10% synergy
The One Ring
7 of 25 decks (28%)
7% synergy
Primal Amulet // Primal Wellspring
Primal Amulet // Primal Wellspring
6 of 25 decks (24%)
23% synergy
Bolas's Citadel
6 of 25 decks (24%)
-1% synergy
Wayfarer's Bauble
5 of 25 decks (20%)
14% synergy
Mazemind Tome
5 of 25 decks (20%)
8% synergy
Hedron Archive
4 of 25 decks (16%)
6% synergy
Jet Medallion
3 of 25 decks (12%)
1% synergy
Reckoner Bankbuster
3 of 25 decks (12%)
1% synergy
Cosmos Elixir
3 of 25 decks (12%)
4% synergy
Pristine Talisman
3 of 25 decks (12%)
6% synergy
Worn Powerstone
3 of 25 decks (12%)
4% synergy
Paradox Engine
2 of 25 decks (8%)
5% synergy
Lithoform Engine
2 of 25 decks (8%)
6% synergy
The Irencrag
2 of 25 decks (8%)
-5% synergy
Aetherflux Reservoir
2 of 25 decks (8%)
-2% synergy
Fountain of Renewal
2 of 25 decks (8%)
7% synergy
Altar of Bhaal // Bone Offering
2 of 25 decks (8%)
7% synergy
Spell Satchel
2 of 25 decks (8%)
7% synergy
Realmbreaker, the Invasion Tree
2 of 25 decks (8%)
5% synergy
Eye of Vecna
1 of 25 decks (4%)
2% synergy
Perilous Vault
1 of 25 decks (4%)
3% synergy
Thaumatic Compass // Spires of Orazca
Thaumatic Compass // Spires of Orazca
1 of 25 decks (4%)
3% synergy
Crystalline Giant
1 of 25 decks (4%)
3% synergy
The Immortal Sun
1 of 25 decks (4%)
-4% synergy
Portal to Phyrexia
1 of 25 decks (4%)
-6% synergy
Cloud Key
1 of 25 decks (4%)
2% synergy
Soul-Guide Lantern
1 of 25 decks (4%)
2% synergy
Orazca Relic
1 of 25 decks (4%)
3% synergy
Navigation Orb
1 of 25 decks (4%)
1% synergy
Strixhaven Stadium
1 of 25 decks (4%)
2% synergy
Karn's Sylex
1 of 25 decks (4%)
2% synergy
Dungeon Map
1 of 25 decks (4%)
3% synergy
Burnished Hart
1 of 25 decks (4%)
0% synergy
Noxious Gearhulk
1 of 25 decks (4%)
-3% synergy
Wishclaw Talisman
1 of 25 decks (4%)
-5% synergy
Sinister Monolith
1 of 25 decks (4%)
3% synergy
Virus Beetle
1 of 25 decks (4%)
-8% synergy
Dowsing Dagger // Lost Vale
Dowsing Dagger // Lost Vale
1 of 25 decks (4%)
3% synergy
Chaos Wand
1 of 25 decks (4%)
3% synergy

# Enchantments (43)

Phyrexian Arena
19 of 25 decks (76%)
23% synergy
The Eldest Reborn
11 of 25 decks (44%)
21% synergy
Black Market Connections
9 of 25 decks (36%)
-11% synergy
The Cruelty of Gix
8 of 25 decks (32%)
8% synergy
Necropotence
8 of 25 decks (32%)
19% synergy
Elspeth's Nightmare
7 of 25 decks (28%)
10% synergy
The Meathook Massacre
7 of 25 decks (28%)
-16% synergy
Arguel's Blood Fast // Temple of Aclazotz
Arguel's Blood Fast // Temple of Aclazotz
5 of 25 decks (20%)
15% synergy
Phyrexian Scriptures
4 of 25 decks (16%)
12% synergy
Underworld Dreams
3 of 25 decks (12%)
2% synergy
Virtue of Persistence // Locthwain Scorn
2 of 25 decks (8%)
-10% synergy
Revel in Riches
2 of 25 decks (8%)
6% synergy
Ghoulish Procession
2 of 25 decks (8%)
-2% synergy
The Long Reach of Night // Animus of Night's Reach
The Long Reach of Night // Animus of Night's Reach
2 of 25 decks (8%)
2% synergy
Tainted Remedy
2 of 25 decks (8%)
6% synergy
Dreadhorde Invasion
2 of 25 decks (8%)
-4% synergy
Exquisite Blood
2 of 25 decks (8%)
-3% synergy
Raiders' Wake
1 of 25 decks (4%)
0% synergy
Dogged Pursuit
1 of 25 decks (4%)
1% synergy
Waste Not
1 of 25 decks (4%)
-10% synergy
Call of the Ring
1 of 25 decks (4%)
-4% synergy
Painful Quandary
1 of 25 decks (4%)
-6% synergy
Leyline of the Void
1 of 25 decks (4%)
1% synergy
Phyrexian Reclamation
1 of 25 decks (4%)
-5% synergy
Hopeless Nightmare
1 of 25 decks (4%)
-2% synergy
Kaya's Ghostform
1 of 25 decks (4%)
-11% synergy
Honden of Night's Reach
1 of 25 decks (4%)
1% synergy
Bastion of Remembrance
1 of 25 decks (4%)
-17% synergy
Black Market
1 of 25 decks (4%)
-1% synergy
Treacherous Blessing
1 of 25 decks (4%)
2% synergy
Vampiric Rites
1 of 25 decks (4%)
0% synergy
Xander's Wake
1 of 25 decks (4%)
-5% synergy
Curse of Leeches // Leeching Lurker
Curse of Leeches // Leeching Lurker
1 of 25 decks (4%)
1% synergy
Go-Shintai of Hidden Cruelty
1 of 25 decks (4%)
3% synergy
Torment of Scarabs
1 of 25 decks (4%)
-1% synergy
Revenge of Ravens
1 of 25 decks (4%)
0% synergy
Bitterblossom
1 of 25 decks (4%)
-7% synergy
Lord Skitter's Blessing
1 of 25 decks (4%)
3% synergy
Sanctum of Stone Fangs
1 of 25 decks (4%)
1% synergy
Warlock Class
1 of 25 decks (4%)
-4% synergy
Night of Souls' Betrayal
1 of 25 decks (4%)
1% synergy
Life of Toshiro Umezawa // Memory of Toshiro
Life of Toshiro Umezawa // Memory of Toshiro
1 of 25 decks (4%)
2% synergy
Okiba Reckoner Raid // Nezumi Road Captain
Okiba Reckoner Raid // Nezumi Road Captain
1 of 25 decks (4%)
-1% synergy

# Planeswalkers (16)

Liliana, Dreadhorde General
16 of 25 decks (64%)
26% synergy
Sorin the Mirthless
11 of 25 decks (44%)
27% synergy
Liliana of the Veil
10 of 25 decks (40%)
4% synergy
Lolth, Spider Queen
9 of 25 decks (36%)
17% synergy
Ugin, the Ineffable
7 of 25 decks (28%)
19% synergy
Vraska, Betrayal's Sting
6 of 25 decks (24%)
11% synergy
Davriel, Soul Broker
3 of 25 decks (12%)
-2% synergy
Liliana, Death's Majesty
3 of 25 decks (12%)
6% synergy
Liliana, Waker of the Dead
3 of 25 decks (12%)
2% synergy
Davriel, Rogue Shadowmage
2 of 25 decks (8%)
-4% synergy
Ugin, the Spirit Dragon
2 of 25 decks (8%)
7% synergy
Liliana, Death Mage
2 of 25 decks (8%)
6% synergy
Liliana, the Necromancer
2 of 25 decks (8%)
7% synergy
Ob Nixilis, the Hate-Twisted
1 of 25 decks (4%)
0% synergy
Vraska, Scheming Gorgon
1 of 25 decks (4%)
3% synergy
Karn, the Great Creator
1 of 25 decks (4%)
-1% synergy

# Utility Lands (0)

# Mana Artifacts (20)

Arcane Signet
17 of 25 decks (68%)
-2% synergy
Coldsteel Heart
11 of 25 decks (44%)
4% synergy
Replicating Ring
8 of 25 decks (32%)
22% synergy
Key to the Archive
7 of 25 decks (28%)
9% synergy
Skyclave Relic
7 of 25 decks (28%)
19% synergy
The Celestus
7 of 25 decks (28%)
9% synergy
Staff of Compleation
5 of 25 decks (20%)
11% synergy
Treasure Map // Treasure Cove
Treasure Map // Treasure Cove
3 of 25 decks (12%)
7% synergy
Nyx Lotus
3 of 25 decks (12%)
4% synergy
Mox Amber
2 of 25 decks (8%)
-9% synergy
Phial of Galadriel
2 of 25 decks (8%)
1% synergy
Spinning Wheel
1 of 25 decks (4%)
3% synergy
Gleaming Barrier
1 of 25 decks (4%)
2% synergy
Buried Treasure
1 of 25 decks (4%)
3% synergy
Mimic
1 of 25 decks (4%)
3% synergy
Cultivator's Caravan
1 of 25 decks (4%)
2% synergy
Heraldic Banner
1 of 25 decks (4%)
-12% synergy
Caged Sun
1 of 25 decks (4%)
-4% synergy
Gilded Lotus
1 of 25 decks (4%)
-6% synergy
Chromatic Orrery
1 of 25 decks (4%)
2% synergy

# Lands (45)

Castle Locthwain
21 of 25 decks (84%)
24% synergy
Bojuka Bog
20 of 25 decks (80%)
48% synergy
Cabal Stronghold
17 of 25 decks (68%)
17% synergy
Snow-Covered Swamp
16 of 25 decks (64%)
15% synergy
Hive of the Eye Tyrant
16 of 25 decks (64%)
19% synergy
Field of Ruin
13 of 25 decks (52%)
30% synergy
Takenuma, Abandoned Mire
10 of 25 decks (40%)
-14% synergy
Crawling Barrens
10 of 25 decks (40%)
36% synergy
Demolition Field
7 of 25 decks (28%)
18% synergy
Barren Moor
6 of 25 decks (24%)
14% synergy
Reliquary Tower
6 of 25 decks (24%)
7% synergy
Faceless Haven
6 of 25 decks (24%)
8% synergy
Phyrexian Tower
5 of 25 decks (20%)
-15% synergy
Nykthos, Shrine to Nyx
4 of 25 decks (16%)
-19% synergy
Karn's Bastion
4 of 25 decks (16%)
8% synergy
Gate of the Black Dragon
4 of 25 decks (16%)
-4% synergy
Urza's Cave
3 of 25 decks (12%)
9% synergy
Blast Zone
3 of 25 decks (12%)
6% synergy
Plaza of Heroes
3 of 25 decks (12%)
3% synergy
Labyrinth of Skophos
3 of 25 decks (12%)
9% synergy
Phyrexian Scrapyard
2 of 25 decks (8%)
6% synergy
Inventors' Fair
2 of 25 decks (8%)
5% synergy
Fabled Passage
2 of 25 decks (8%)
2% synergy
Ifnir Deadlands
2 of 25 decks (8%)
2% synergy
Ghost Quarter
2 of 25 decks (8%)
6% synergy
Barad-dûr
2 of 25 decks (8%)
0% synergy
Fountainport
2 of 25 decks (8%)
7% synergy
Mirrex
2 of 25 decks (8%)
0% synergy
Forsaken Crossroads
1 of 25 decks (4%)
2% synergy
Geier Reach Sanitarium
1 of 25 decks (4%)
-1% synergy
Memorial to Folly
1 of 25 decks (4%)
-1% synergy
Scavenger Grounds
1 of 25 decks (4%)
2% synergy
Mishra's Foundry
1 of 25 decks (4%)
1% synergy
The Dross Pits
1 of 25 decks (4%)
-2% synergy
Arch of Orazca
1 of 25 decks (4%)
0% synergy
Desert of the Glorified
1 of 25 decks (4%)
1% synergy
Interplanar Beacon
1 of 25 decks (4%)
3% synergy
Detection Tower
1 of 25 decks (4%)
3% synergy
Westvale Abbey // Ormendahl, Profane Prince
Westvale Abbey // Ormendahl, Profane Prince
1 of 25 decks (4%)
1% synergy
Witch's Cottage
1 of 25 decks (4%)
-9% synergy
Hidden Necropolis
1 of 25 decks (4%)
0% synergy
Bloodstained Mire
1 of 25 decks (4%)
-1% synergy
Emergence Zone
1 of 25 decks (4%)
3% synergy
Hostile Hostel // Creeping Inn
Hostile Hostel // Creeping Inn
1 of 25 decks (4%)
0% synergy
Mobilized District
1 of 25 decks (4%)
3% synergy