Be'lakor, the Dark Master (Commander) - Big Mana

Ciel Collins
Jun 19, 2026
Which Commander Themes Still Don't Have a Precon?
There will be close to 200 precons by the time the year's done, but there's still so much ground to cover, as Ciel identifies the themes in need.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Herald of Slaanesh
89%inclusion24 decks27 decks
85%synergy
Rakdos, the Showstopper
81%inclusion22 decks27 decks
79%synergy
Bloodthirster
81%inclusion22 decks27 decks
78%synergy
Rune-Scarred Demon
74%inclusion20 decks27 decks
71%synergy
Great Unclean One
70%inclusion19 decks27 decks
68%synergy
Rakdos, Lord of Riots
70%inclusion19 decks27 decks
67%synergy
Lord of Change
67%inclusion18 decks27 decks
64%synergy
Kardur, Doomscourge
67%inclusion18 decks27 decks
62%synergy
Liliana's Contract
59%inclusion16 decks27 decks
57%synergy
Varragoth, Bloodsky Sire
59%inclusion16 decks27 decks
57%synergy
Top Cards
Dark Ritual
63%inclusion17 decks27 decks
25%synergy
Archfiend of Depravity
59%inclusion16 decks27 decks
56%synergy
Urza's Incubator
59%inclusion16 decks27 decks
56%synergy
Harvester of Souls
56%inclusion15 decks27 decks
54%synergy
Herald's Horn
56%inclusion15 decks27 decks
49%synergy
Sower of Discord
56%inclusion15 decks27 decks
54%synergy
Burning-Rune Demon
52%inclusion14 decks27 decks
50%synergy
Chaos Warp
48%inclusion13 decks27 decks
13%synergy
Warstorm Surge
48%inclusion13 decks27 decks
44%synergy
Plague Drone
48%inclusion13 decks27 decks
46%synergy
Game Changers
Demonic Tutor
41%inclusion11 decks27 decks
20%synergy
Vampiric Tutor
30%inclusion8 decks27 decks
14%synergy
Jeska's Will
26%inclusion7 decks27 decks
9%synergy
Rhystic Study
26%inclusion7 decks27 decks
3%synergy
Ancient Tomb
19%inclusion5 decks27 decks
6%synergy
Imperial Seal
7.4%inclusion2 decks27 decks
0%synergy
Underworld Breach
7.4%inclusion2 decks27 decks
-4%synergy
Bolas's Citadel
7.4%inclusion2 decks27 decks
2%synergy
Mana Vault
7.4%inclusion2 decks27 decks
-1%synergy
Necropotence
7.4%inclusion2 decks27 decks
1%synergy
Creatures
Rakdos, Patron of Chaos
48%inclusion13 decks27 decks
45%synergy
Chaos Defiler
48%inclusion13 decks27 decks
44%synergy
Raphael, Fiendish Savior
44%inclusion12 decks27 decks
42%synergy
Bloodletter of Aclazotz
44%inclusion12 decks27 decks
41%synergy
Ob Nixilis, Unshackled
44%inclusion12 decks27 decks
43%synergy
Archfiend of Despair
44%inclusion12 decks27 decks
43%synergy
Bloodcrusher of Khorne
44%inclusion12 decks27 decks
42%synergy
Gyruda, Doom of Depths
41%inclusion11 decks27 decks
39%synergy
Lord Xander, the Collector
41%inclusion11 decks27 decks
38%synergy
Reaper from the Abyss
41%inclusion11 decks27 decks
40%synergy
Bloodgift Demon
41%inclusion11 decks27 decks
39%synergy
Lord of the Void
37%inclusion10 decks27 decks
36%synergy
Balor
37%inclusion10 decks27 decks
35%synergy
The Balrog of Moria
37%inclusion10 decks27 decks
32%synergy
Razaketh, the Foulblooded
33%inclusion9 decks27 decks
32%synergy
Roaming Throne
33%inclusion9 decks27 decks
25%synergy
Demonlord Belzenlok
33%inclusion9 decks27 decks
33%synergy
Vilis, Broker of Blood
33%inclusion9 decks27 decks
31%synergy
Valgavoth, Terror Eater
31%inclusion8 decks26 decks
28%synergy
Abyssal Harvester
30%inclusion7 decks23 decks
29%synergy
Dream Devourer
26%inclusion7 decks27 decks
24%synergy
Doom Whisperer
26%inclusion7 decks27 decks
25%synergy
Exalted Flamer of Tzeentch
26%inclusion7 decks27 decks
23%synergy
Orcus, Prince of Undeath
26%inclusion7 decks27 decks
25%synergy
The Balrog, Durin's Bane
26%inclusion7 decks27 decks
24%synergy
Prince of Thralls
26%inclusion7 decks27 decks
25%synergy
Ardyn, the Usurper
24%inclusion4 decks17 decks
22%synergy
Ancient Cellarspawn
23%inclusion6 decks26 decks
21%synergy
Mortarion, Daemon Primarch
22%inclusion6 decks27 decks
21%synergy
Indulgent Tormentor
22%inclusion6 decks27 decks
19%synergy
Spark Double
22%inclusion6 decks27 decks
15%synergy
Overseer of the Damned
22%inclusion6 decks27 decks
21%synergy
Master of Cruelties
22%inclusion6 decks27 decks
21%synergy
Rakshasa Debaser
22%inclusion6 decks27 decks
21%synergy
Hidetsugu and Kairi
19%inclusion5 decks27 decks
18%synergy
Blood Speaker
19%inclusion5 decks27 decks
18%synergy
Demon of Loathing
19%inclusion5 decks27 decks
18%synergy
Orca, Siege Demon
19%inclusion5 decks27 decks
18%synergy
Aspiring Champion
19%inclusion5 decks27 decks
17%synergy
Desecration Demon
19%inclusion5 decks27 decks
18%synergy
Rot-Curse Rakshasa
18%inclusion3 decks17 decks
17%synergy
Valgavoth, Harrower of Souls
15%inclusion4 decks26 decks
13%synergy
Bringer of the Last Gift
15%inclusion4 decks27 decks
14%synergy
Pink Horror
15%inclusion4 decks27 decks
14%synergy
Seeker of Slaanesh
15%inclusion4 decks27 decks
14%synergy
Crabomination
15%inclusion4 decks27 decks
14%synergy
Magnus the Red
15%inclusion4 decks27 decks
13%synergy
Shadowgrange Archfiend
15%inclusion4 decks27 decks
14%synergy
Heralds of Tzeentch
15%inclusion4 decks27 decks
13%synergy
Hidetsugu, Devouring Chaos
15%inclusion4 decks27 decks
14%synergy
Instants
Counterspell
44%inclusion12 decks27 decks
0%synergy
Bedevil
33%inclusion9 decks27 decks
18%synergy
Kill! Maim! Burn!
22%inclusion6 decks27 decks
21%synergy
Terminate
22%inclusion6 decks27 decks
-3%synergy
Negate
19%inclusion5 decks27 decks
-4%synergy
Brainstorm
19%inclusion5 decks27 decks
1%synergy
Essence Flux
19%inclusion5 decks27 decks
12%synergy
Mana Drain
19%inclusion5 decks27 decks
3%synergy
Malakir Rebirth
19%inclusion5 decks27 decks
12%synergy
Deadly Rollick
15%inclusion4 decks27 decks
-3%synergy
An Offer You Can't Refuse
15%inclusion4 decks27 decks
-16%synergy
Rakdos Charm
15%inclusion4 decks27 decks
0%synergy
Blood for the Blood God!
15%inclusion4 decks27 decks
12%synergy
Arcane Denial
15%inclusion4 decks27 decks
-14%synergy
Deflecting Swat
15%inclusion4 decks27 decks
-5%synergy
Entomb
11%inclusion3 decks27 decks
5%synergy
Displace
11%inclusion3 decks27 decks
9%synergy
Swan Song
11%inclusion3 decks27 decks
-8%synergy
Ghostly Flicker
11%inclusion3 decks27 decks
4%synergy
Bolt Bend
11%inclusion3 decks27 decks
8%synergy
Fell the Profane
7.4%inclusion2 decks27 decks
-1%synergy
Sacrifice
7.4%inclusion2 decks27 decks
7%synergy
Bile Blight
7.4%inclusion2 decks27 decks
7%synergy
Disdainful Stroke
7.4%inclusion2 decks27 decks
6%synergy
Frantic Search
7.4%inclusion2 decks27 decks
-14%synergy
Chaos Mutation
7.4%inclusion2 decks27 decks
6%synergy
Thrill of Possibility
7.4%inclusion2 decks27 decks
-4%synergy
Cabal Ritual
7.4%inclusion2 decks27 decks
-3%synergy
Culling the Weak
7.4%inclusion2 decks27 decks
2%synergy
Flusterstorm
7.4%inclusion2 decks27 decks
-1%synergy
Burnt Offering
7.4%inclusion2 decks27 decks
5%synergy
Nurgle's Conscription
7.4%inclusion2 decks27 decks
7%synergy
Reverberate
7.4%inclusion2 decks27 decks
4%synergy
Cyclonic Rift
7.4%inclusion2 decks27 decks
-13%synergy
Pyroblast
7.4%inclusion2 decks27 decks
2%synergy
Saw in Half
7.4%inclusion2 decks27 decks
2%synergy
Mystical Tutor
7.4%inclusion2 decks27 decks
-6%synergy
Sorceries
Demonic Counsel
46%inclusion12 decks26 decks
42%synergy
Blasphemous Act
44%inclusion12 decks27 decks
0%synergy
Rite of Replication
44%inclusion12 decks27 decks
41%synergy
Kindred Dominance
41%inclusion11 decks27 decks
36%synergy
Reanimate
37%inclusion10 decks27 decks
12%synergy
Patriarch's Bidding
30%inclusion8 decks27 decks
27%synergy
Feed the Swarm
30%inclusion8 decks27 decks
2%synergy
Haunting Voyage
15%inclusion4 decks27 decks
14%synergy
Faithless Looting
15%inclusion4 decks27 decks
-5%synergy
Decree of Pain
15%inclusion4 decks27 decks
10%synergy
Toxic Deluge
15%inclusion4 decks27 decks
-6%synergy
Blasphemous Edict
13%inclusion3 decks23 decks
7%synergy
Windfall
11%inclusion3 decks27 decks
-12%synergy
Mandate of Abaddon
11%inclusion3 decks27 decks
9%synergy
Night's Whisper
11%inclusion3 decks27 decks
7%synergy
Irenicus's Vile Duplication
11%inclusion3 decks27 decks
8%synergy
Blight Grenade
11%inclusion3 decks27 decks
10%synergy
Sign in Blood
11%inclusion3 decks27 decks
8%synergy
Damnation
11%inclusion3 decks27 decks
4%synergy
Ponder
7.4%inclusion2 decks27 decks
-1%synergy
Incarnation Technique
7.4%inclusion2 decks27 decks
7%synergy
Diabolic Tutor
7.4%inclusion2 decks27 decks
3%synergy
Victimize
7.4%inclusion2 decks27 decks
-1%synergy
Dread Return
7.4%inclusion2 decks27 decks
5%synergy
Vandalblast
7.4%inclusion2 decks27 decks
-9%synergy
Buried Alive
7.4%inclusion2 decks27 decks
4%synergy
Let the Galaxy Burn
7.4%inclusion2 decks27 decks
7%synergy
Living Death
7.4%inclusion2 decks27 decks
1%synergy
Distant Melody
7.4%inclusion2 decks27 decks
5%synergy
Rise of the Dark Realms
7.4%inclusion2 decks27 decks
2%synergy
Kindred Charge
7.4%inclusion2 decks27 decks
7%synergy
Breach the Multiverse
7.4%inclusion2 decks27 decks
4%synergy
Raise the Palisade
7.4%inclusion2 decks27 decks
5%synergy
Prison Break
7.1%inclusion1 decks14 decks
6%synergy
Utility Artifacts
Whip of Erebos
37%inclusion10 decks27 decks
32%synergy
Panharmonicon
30%inclusion8 decks27 decks
25%synergy
Jet Medallion
22%inclusion6 decks27 decks
19%synergy
Swiftfoot Boots
15%inclusion4 decks27 decks
-12%synergy
Conjurer's Closet
15%inclusion4 decks27 decks
11%synergy
The Darkness Crystal
12%inclusion2 decks17 decks
10%synergy
Wayfarer's Bauble
11%inclusion3 decks27 decks
1%synergy
Belbe's Portal
11%inclusion3 decks27 decks
11%synergy
Vanquisher's Banner
11%inclusion3 decks27 decks
8%synergy
Drach'Nyen
11%inclusion3 decks27 decks
10%synergy
Palantír of Orthanc
7.4%inclusion2 decks27 decks
4%synergy
Lightning Greaves
7.4%inclusion2 decks27 decks
-22%synergy
Elbrus, the Binding Blade
7.4%inclusion2 decks27 decks
7%synergy
Quicksilver Amulet
7.4%inclusion2 decks27 decks
7%synergy
Basilisk Collar
7.4%inclusion2 decks27 decks
5%synergy
Enchantments
Unholy Annex // Ritual Chamber
35%inclusion9 decks26 decks
33%synergy
Sneak Attack
30%inclusion8 decks27 decks
26%synergy
Heartless Summoning
30%inclusion8 decks27 decks
28%synergy
Black Market Connections
26%inclusion7 decks27 decks
14%synergy
Molten Echoes
22%inclusion6 decks27 decks
19%synergy
Demonic Covenant
15%inclusion4 decks26 decks
15%synergy
Kindred Discovery
15%inclusion4 decks27 decks
10%synergy
Nurgle's Rot
15%inclusion4 decks27 decks
14%synergy
Rakdos Joins Up
15%inclusion4 decks27 decks
14%synergy
Animate Dead
15%inclusion4 decks27 decks
6%synergy
Phyrexian Arena
15%inclusion4 decks27 decks
5%synergy
Mystic Remora
11%inclusion3 decks27 decks
-5%synergy
Reflections of Littjara
11%inclusion3 decks27 decks
6%synergy
Collective Inferno
9.1%inclusion1 decks11 decks
8%synergy
The Ruinous Powers
7.4%inclusion2 decks27 decks
5%synergy
Phyrexian Reclamation
7.4%inclusion2 decks27 decks
6%synergy
Demonic Ruckus
7.4%inclusion2 decks27 decks
7%synergy
Virtue of Persistence
7.4%inclusion2 decks27 decks
5%synergy
Unstoppable Plan
5.0%inclusion1 decks20 decks
4%synergy
Utility Lands
Reliquary Tower
37%inclusion10 decks27 decks
2%synergy
Bojuka Bog
30%inclusion8 decks27 decks
6%synergy
Urborg, Tomb of Yawgmoth
30%inclusion8 decks27 decks
16%synergy
Temple of the False God
22%inclusion6 decks27 decks
15%synergy
Shizo, Death's Storehouse
15%inclusion4 decks27 decks
11%synergy
Westvale Abbey
15%inclusion4 decks27 decks
14%synergy
Takenuma, Abandoned Mire
15%inclusion4 decks27 decks
10%synergy
Otawara, Soaring City
15%inclusion4 decks27 decks
-1%synergy
Three Tree City
12%inclusion3 decks26 decks
8%synergy
Cabal Coffers
11%inclusion3 decks27 decks
6%synergy
Command Beacon
11%inclusion3 decks27 decks
6%synergy
Secret Tunnel
8.3%inclusion1 decks12 decks
6%synergy
Phyrexian Tower
7.4%inclusion2 decks27 decks
1%synergy
Mortuary Mire
7.4%inclusion2 decks27 decks
6%synergy
Shinka, the Bloodsoaked Keep
7.4%inclusion2 decks27 decks
7%synergy
Barren Moor
7.4%inclusion2 decks27 decks
6%synergy
Molten Slagheap
7.4%inclusion2 decks27 decks
6%synergy
Forgotten Cave
7.4%inclusion2 decks27 decks
6%synergy
The Black Gate
7.4%inclusion2 decks27 decks
-1%synergy
Volrath's Stronghold
7.4%inclusion2 decks27 decks
7%synergy
Rogue's Passage
7.4%inclusion2 decks27 decks
-15%synergy
Mana Artifacts
Sol Ring
93%inclusion25 decks27 decks
3%synergy
Arcane Signet
85%inclusion23 decks27 decks
-3%synergy
Talisman of Dominance
70%inclusion19 decks27 decks
21%synergy
Talisman of Indulgence
67%inclusion18 decks27 decks
23%synergy
Talisman of Creativity
52%inclusion14 decks27 decks
7%synergy
Rakdos Signet
52%inclusion14 decks27 decks
20%synergy
Chromatic Lantern
41%inclusion11 decks27 decks
27%synergy
Dimir Signet
41%inclusion11 decks27 decks
6%synergy
Commander's Sphere
33%inclusion9 decks27 decks
15%synergy
Patchwork Banner
27%inclusion7 decks26 decks
23%synergy
Séance Board
27%inclusion7 decks26 decks
25%synergy
Fellwar Stone
26%inclusion7 decks27 decks
-10%synergy
Relic of Sauron
26%inclusion7 decks27 decks
7%synergy
Izzet Signet
22%inclusion6 decks27 decks
-10%synergy
Mind Stone
15%inclusion4 decks27 decks
2%synergy
Thran Dynamo
11%inclusion3 decks27 decks
7%synergy
Caged Sun
7.4%inclusion2 decks27 decks
7%synergy
Lotus Petal
7.4%inclusion2 decks27 decks
-3%synergy
Cursed Mirror
7.4%inclusion2 decks27 decks
2%synergy
Thought Vessel
7.4%inclusion2 decks27 decks
-14%synergy
Worn Powerstone
7.4%inclusion2 decks27 decks
2%synergy
Chrome Mox
7.4%inclusion2 decks27 decks
-1%synergy
Lands
Command Tower
93%inclusion25 decks27 decks
1%synergy
Island
93%inclusion25 decks27 decks
-0%synergy
Swamp
89%inclusion24 decks27 decks
-3%synergy
Mountain
89%inclusion24 decks27 decks
-2%synergy
Path of Ancestry
63%inclusion17 decks27 decks
32%synergy
Exotic Orchard
59%inclusion16 decks27 decks
3%synergy
Blood Crypt
59%inclusion16 decks27 decks
13%synergy
Xander's Lounge
59%inclusion16 decks27 decks
20%synergy
Watery Grave
56%inclusion15 decks27 decks
8%synergy
Steam Vents
52%inclusion14 decks27 decks
6%synergy
Dragonskull Summit
52%inclusion14 decks27 decks
6%synergy
Sunken Hollow
48%inclusion13 decks27 decks
9%synergy
Foreboding Ruins
44%inclusion12 decks27 decks
26%synergy
Crumbling Necropolis
44%inclusion12 decks27 decks
-8%synergy
Polluted Delta
44%inclusion12 decks27 decks
9%synergy
Luxury Suite
41%inclusion11 decks27 decks
10%synergy
Drowned Catacomb
41%inclusion11 decks27 decks
-2%synergy
Training Center
41%inclusion11 decks27 decks
9%synergy
Bloodstained Mire
41%inclusion11 decks27 decks
5%synergy
Sulfur Falls
37%inclusion10 decks27 decks
-10%synergy
Sulfurous Springs
37%inclusion10 decks27 decks
9%synergy
Shivan Reef
33%inclusion9 decks27 decks
4%synergy
Stormcarved Coast
33%inclusion9 decks27 decks
7%synergy
Shipwreck Marsh
33%inclusion9 decks27 decks
9%synergy
Haunted Ridge
33%inclusion9 decks27 decks
12%synergy
Smoldering Marsh
30%inclusion8 decks27 decks
-8%synergy
Underground River
30%inclusion8 decks27 decks
2%synergy
Morphic Pool
30%inclusion8 decks27 decks
-2%synergy
Cavern of Souls
26%inclusion7 decks27 decks
19%synergy
Scalding Tarn
26%inclusion7 decks27 decks
-6%synergy
Raucous Theater
22%inclusion6 decks27 decks
11%synergy
Seething Landscape
22%inclusion6 decks27 decks
6%synergy
Unclaimed Territory
22%inclusion6 decks27 decks
17%synergy
Secluded Courtyard
22%inclusion6 decks27 decks
16%synergy
Fabled Passage
19%inclusion5 decks27 decks
11%synergy
Malakir Rebirth
19%inclusion5 decks27 decks
12%synergy
Evolving Wilds
19%inclusion5 decks27 decks
-5%synergy
Undercity Sewers
15%inclusion4 decks27 decks
2%synergy
Terramorphic Expanse
15%inclusion4 decks27 decks
-4%synergy
Dimir Aqueduct
15%inclusion4 decks27 decks
4%synergy
Darkwater Catacombs
15%inclusion4 decks27 decks
3%synergy
Graven Cairns
15%inclusion4 decks27 decks
8%synergy
Dismal Backwater
15%inclusion4 decks27 decks
9%synergy
Cascade Bluffs
15%inclusion4 decks27 decks
4%synergy
Rakdos Carnarium
11%inclusion3 decks27 decks
1%synergy
Shadowblood Ridge
11%inclusion3 decks27 decks
1%synergy
Izzet Boilerworks
11%inclusion3 decks27 decks
0%synergy
Canyon Slough
11%inclusion3 decks27 decks
7%synergy
Thundering Falls
11%inclusion3 decks27 decks
1%synergy
Blightstep Pathway
11%inclusion3 decks27 decks
5%synergy