Be'lakor, the Dark Master (Commander) - Optimized ETB

Be'lakor, the Dark Master
Rank #121
11decks
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Ciel Collins
Jun 19, 2026
Ciel Collins
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.
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Utility Lands
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Herald of Slaanesh
91%inclusion10 decks11 decks
87%synergy
Raphael, Fiendish Savior
73%inclusion8 decks11 decks
71%synergy
Rune-Scarred Demon
73%inclusion8 decks11 decks
70%synergy
Archfiend of Depravity
73%inclusion8 decks11 decks
70%synergy
Rakdos, Lord of Riots
73%inclusion8 decks11 decks
70%synergy
Rite of Replication
73%inclusion8 decks11 decks
69%synergy
Kardur, Doomscourge
73%inclusion8 decks11 decks
68%synergy
Herald's Horn
73%inclusion8 decks11 decks
66%synergy
Burning-Rune Demon
64%inclusion7 decks11 decks
62%synergy
Liliana's Contract
64%inclusion7 decks11 decks
62%synergy
Top Cards
Reanimate
64%inclusion7 decks11 decks
38%synergy
Chaos Warp
64%inclusion7 decks11 decks
29%synergy
Rakdos, Patron of Chaos
64%inclusion7 decks11 decks
61%synergy
Bloodletter of Aclazotz
64%inclusion7 decks11 decks
61%synergy
Bloodthirster
64%inclusion7 decks11 decks
60%synergy
Varragoth, Bloodsky Sire
64%inclusion7 decks11 decks
61%synergy
Archfiend of Despair
55%inclusion6 decks11 decks
53%synergy
Demonic Counsel
55%inclusion6 decks11 decks
50%synergy
Abyssal Harvester
55%inclusion6 decks11 decks
53%synergy
Rakdos, the Showstopper
55%inclusion6 decks11 decks
52%synergy
Game Changers
Cyclonic Rift
55%inclusion6 decks11 decks
34%synergy
Rhystic Study
45%inclusion5 decks11 decks
23%synergy
Jeska's Will
36%inclusion4 decks11 decks
20%synergy
Demonic Tutor
36%inclusion4 decks11 decks
16%synergy
Bolas's Citadel
18%inclusion2 decks11 decks
13%synergy
Mana Vault
18%inclusion2 decks11 decks
10%synergy
Fierce Guardianship
18%inclusion2 decks11 decks
-1%synergy
Grim Monolith
9.1%inclusion1 decks11 decks
5%synergy
Ancient Tomb
9.1%inclusion1 decks11 decks
-3%synergy
The One Ring
9.1%inclusion1 decks11 decks
-3%synergy
Creatures
Great Unclean One
55%inclusion6 decks11 decks
52%synergy
Dream Devourer
45%inclusion5 decks11 decks
43%synergy
Thassa, Deep-Dwelling
45%inclusion5 decks11 decks
42%synergy
Plague Drone
45%inclusion5 decks11 decks
43%synergy
Orcus, Prince of Undeath
45%inclusion5 decks11 decks
45%synergy
Sower of Discord
45%inclusion5 decks11 decks
44%synergy
Ardyn, the Usurper
44%inclusion4 decks9 decks
42%synergy
Roaming Throne
36%inclusion4 decks11 decks
28%synergy
Balor
36%inclusion4 decks11 decks
34%synergy
Bloodcrusher of Khorne
36%inclusion4 decks11 decks
34%synergy
Bringer of the Last Gift
27%inclusion3 decks11 decks
27%synergy
Razaketh, the Foulblooded
27%inclusion3 decks11 decks
26%synergy
Harvester of Souls
27%inclusion3 decks11 decks
25%synergy
Vilis, Broker of Blood
27%inclusion3 decks11 decks
25%synergy
Lord of Change
27%inclusion3 decks11 decks
24%synergy
Nightmare Shepherd
27%inclusion3 decks11 decks
26%synergy
Scourge of the Skyclaves
27%inclusion3 decks11 decks
27%synergy
Valgavoth, Terror Eater
27%inclusion3 decks11 decks
25%synergy
Immersturm Raider
27%inclusion3 decks11 decks
27%synergy
Rot-Curse Rakshasa
20%inclusion2 decks10 decks
20%synergy
Solemn Simulacrum
18%inclusion2 decks11 decks
7%synergy
Displacer Kitten
18%inclusion2 decks11 decks
13%synergy
Gyruda, Doom of Depths
18%inclusion2 decks11 decks
16%synergy
Orthion, Hero of Lavabrink
18%inclusion2 decks11 decks
17%synergy
Gray Merchant of Asphodel
18%inclusion2 decks11 decks
16%synergy
Pink Horror
18%inclusion2 decks11 decks
17%synergy
Sol'Kanar the Tainted
18%inclusion2 decks11 decks
18%synergy
Exalted Flamer of Tzeentch
18%inclusion2 decks11 decks
15%synergy
Sloppity Bilepiper
18%inclusion2 decks11 decks
18%synergy
Blade of the Oni
18%inclusion2 decks11 decks
18%synergy
Sakashima of a Thousand Faces
18%inclusion2 decks11 decks
15%synergy
Shadowgrange Archfiend
18%inclusion2 decks11 decks
17%synergy
Sol'kanar the Swamp King
18%inclusion2 decks11 decks
18%synergy
Master of Cruelties
18%inclusion2 decks11 decks
17%synergy
Lord Xander, the Collector
18%inclusion2 decks11 decks
15%synergy
Aspiring Champion
18%inclusion2 decks11 decks
17%synergy
Reaper from the Abyss
18%inclusion2 decks11 decks
17%synergy
Chaos Defiler
18%inclusion2 decks11 decks
15%synergy
Venomcrawler
18%inclusion2 decks11 decks
17%synergy
Omni-Changeling
14%inclusion1 decks7 decks
14%synergy
Madame Null, Power Broker
14%inclusion1 decks7 decks
14%synergy
Thraxodemon
9.1%inclusion1 decks11 decks
9%synergy
Abhorrent Overlord
9.1%inclusion1 decks11 decks
9%synergy
Chainer, Nightmare Adept
9.1%inclusion1 decks11 decks
6%synergy
Vile Mutilator
9.1%inclusion1 decks11 decks
9%synergy
Dread Cacodemon
9.1%inclusion1 decks11 decks
9%synergy
Metallic Mimic
9.1%inclusion1 decks11 decks
8%synergy
Keeper of Secrets
9.1%inclusion1 decks11 decks
7%synergy
Deathbringer Thoctar
9.1%inclusion1 decks11 decks
9%synergy
Blood Speaker
9.1%inclusion1 decks11 decks
9%synergy
Instants
Bedevil
55%inclusion6 decks11 decks
39%synergy
Dark Ritual
45%inclusion5 decks11 decks
7%synergy
Essence Flux
45%inclusion5 decks11 decks
39%synergy
Mana Drain
45%inclusion5 decks11 decks
30%synergy
Malakir Rebirth
45%inclusion5 decks11 decks
39%synergy
Ghostly Flicker
36%inclusion4 decks11 decks
30%synergy
Displace
27%inclusion3 decks11 decks
25%synergy
Negate
27%inclusion3 decks11 decks
5%synergy
Terminate
27%inclusion3 decks11 decks
1%synergy
Supernatural Stamina
27%inclusion3 decks11 decks
26%synergy
Swan Song
27%inclusion3 decks11 decks
7%synergy
Deflecting Swat
27%inclusion3 decks11 decks
8%synergy
Counterspell
27%inclusion3 decks11 decks
-17%synergy
Blur
18%inclusion2 decks11 decks
17%synergy
Frantic Search
18%inclusion2 decks11 decks
-3%synergy
Thrill of Possibility
18%inclusion2 decks11 decks
6%synergy
An Offer You Can't Refuse
18%inclusion2 decks11 decks
-13%synergy
Entomb
18%inclusion2 decks11 decks
13%synergy
Brainstorm
18%inclusion2 decks11 decks
1%synergy
Not Dead After All
18%inclusion2 decks11 decks
17%synergy
Nurgle's Conscription
18%inclusion2 decks11 decks
17%synergy
Arcane Denial
18%inclusion2 decks11 decks
-11%synergy
Sink into Stupor
18%inclusion2 decks11 decks
8%synergy
Saw in Half
18%inclusion2 decks11 decks
13%synergy
Abrade
18%inclusion2 decks11 decks
9%synergy
Redirect Lightning
13%inclusion1 decks8 decks
4%synergy
Fell the Profane
9.1%inclusion1 decks11 decks
1%synergy
Kill! Maim! Burn!
9.1%inclusion1 decks11 decks
8%synergy
Drown in the Loch
9.1%inclusion1 decks11 decks
6%synergy
See Double
9.1%inclusion1 decks11 decks
8%synergy
Reject
9.1%inclusion1 decks11 decks
9%synergy
Go for the Throat
9.1%inclusion1 decks11 decks
3%synergy
Fact or Fiction
9.1%inclusion1 decks11 decks
2%synergy
Unexpected Windfall
9.1%inclusion1 decks11 decks
-0%synergy
Consider
9.1%inclusion1 decks11 decks
3%synergy
Cabal Ritual
9.1%inclusion1 decks11 decks
-1%synergy
Rush of Vitality
9.1%inclusion1 decks11 decks
9%synergy
Opt
9.1%inclusion1 decks11 decks
3%synergy
No Escape
9.1%inclusion1 decks11 decks
9%synergy
Wyll's Reversal
9.1%inclusion1 decks11 decks
9%synergy
Murder
9.1%inclusion1 decks11 decks
6%synergy
Infernal Grasp
9.1%inclusion1 decks11 decks
4%synergy
Force of Will
9.1%inclusion1 decks11 decks
-1%synergy
Return to Action
9.1%inclusion1 decks11 decks
9%synergy
Cackling Counterpart
9.1%inclusion1 decks11 decks
8%synergy
Big Score
9.1%inclusion1 decks11 decks
-4%synergy
Planar Incision
9.1%inclusion1 decks11 decks
7%synergy
Fake Your Own Death
9.1%inclusion1 decks11 decks
8%synergy
Baleful Mastery
9.1%inclusion1 decks11 decks
6%synergy
Fated Infatuation
9.1%inclusion1 decks11 decks
9%synergy
Sorceries
Blasphemous Act
45%inclusion5 decks11 decks
1%synergy
Toxic Deluge
45%inclusion5 decks11 decks
24%synergy
Victimize
36%inclusion4 decks11 decks
27%synergy
Feed the Swarm
36%inclusion4 decks11 decks
9%synergy
Vandalblast
27%inclusion3 decks11 decks
10%synergy
Buried Alive
27%inclusion3 decks11 decks
23%synergy
Diabolic Tutor
18%inclusion2 decks11 decks
14%synergy
Patriarch's Bidding
18%inclusion2 decks11 decks
16%synergy
Living Death
18%inclusion2 decks11 decks
12%synergy
Bloodline Bidding
14%inclusion1 decks7 decks
13%synergy
Ponder
9.1%inclusion1 decks11 decks
1%synergy
Unmarked Grave
9.1%inclusion1 decks11 decks
8%synergy
Mandate of Abaddon
9.1%inclusion1 decks11 decks
7%synergy
Profane Tutor
9.1%inclusion1 decks11 decks
5%synergy
Splash Portal
9.1%inclusion1 decks11 decks
8%synergy
Final Act
9.1%inclusion1 decks11 decks
9%synergy
Haunting Voyage
9.1%inclusion1 decks11 decks
8%synergy
Dread Return
9.1%inclusion1 decks11 decks
6%synergy
Last Chance
9.1%inclusion1 decks11 decks
6%synergy
Persist
9.1%inclusion1 decks11 decks
6%synergy
Faithless Looting
9.1%inclusion1 decks11 decks
-11%synergy
Rise Again
9.1%inclusion1 decks11 decks
9%synergy
Scheming Symmetry
9.1%inclusion1 decks11 decks
8%synergy
Quasiduplicate
9.1%inclusion1 decks11 decks
8%synergy
Night's Whisper
9.1%inclusion1 decks11 decks
4%synergy
Exsanguinate
9.1%inclusion1 decks11 decks
5%synergy
Decree of Pain
9.1%inclusion1 decks11 decks
5%synergy
Irenicus's Vile Duplication
9.1%inclusion1 decks11 decks
6%synergy
Gamble
9.1%inclusion1 decks11 decks
-1%synergy
Preordain
9.1%inclusion1 decks11 decks
3%synergy
Too Greedily, Too Deep
9.1%inclusion1 decks11 decks
6%synergy
Flay Essence
9.1%inclusion1 decks11 decks
9%synergy
Stitch Together
9.1%inclusion1 decks11 decks
6%synergy
Beseech the Mirror
9.1%inclusion1 decks11 decks
4%synergy
Kindred Dominance
9.1%inclusion1 decks11 decks
4%synergy
Damnation
9.1%inclusion1 decks11 decks
2%synergy
Cruel Tutor
9.1%inclusion1 decks11 decks
9%synergy
Graveyard Shift
9.1%inclusion1 decks11 decks
9%synergy
Rise of the Dark Realms
9.1%inclusion1 decks11 decks
4%synergy
Grim Tutor
9.1%inclusion1 decks11 decks
5%synergy
Tormenting Voice
9.1%inclusion1 decks11 decks
8%synergy
Deny Reality
9.1%inclusion1 decks11 decks
8%synergy
Utility Artifacts
Whip of Erebos
45%inclusion5 decks11 decks
41%synergy
Urza's Incubator
45%inclusion5 decks11 decks
42%synergy
Swiftfoot Boots
45%inclusion5 decks11 decks
18%synergy
Jet Medallion
27%inclusion3 decks11 decks
25%synergy
The Darkness Crystal
22%inclusion2 decks9 decks
20%synergy
Icon of Ancestry
18%inclusion2 decks11 decks
17%synergy
Wayfarer's Bauble
18%inclusion2 decks11 decks
8%synergy
Panharmonicon
18%inclusion2 decks11 decks
13%synergy
Bontu's Monument
18%inclusion2 decks11 decks
17%synergy
Lightning Greaves
18%inclusion2 decks11 decks
-11%synergy
Conjurer's Closet
18%inclusion2 decks11 decks
14%synergy
Vat of Rebirth
9.1%inclusion1 decks11 decks
9%synergy
Erratic Portal
9.1%inclusion1 decks11 decks
9%synergy
Vorpal Sword
9.1%inclusion1 decks11 decks
9%synergy
Palantír of Orthanc
9.1%inclusion1 decks11 decks
5%synergy
Shadowspear
9.1%inclusion1 decks11 decks
5%synergy
Vanquisher's Banner
9.1%inclusion1 decks11 decks
6%synergy
Sword of Hearth and Home
9.1%inclusion1 decks11 decks
8%synergy
Whispersilk Cloak
9.1%inclusion1 decks11 decks
4%synergy
Dowsing Dagger
9.1%inclusion1 decks11 decks
9%synergy
Obelisk of Urd
9.1%inclusion1 decks11 decks
9%synergy
Sapphire Medallion
9.1%inclusion1 decks11 decks
7%synergy
Enchantments
Reflections of Littjara
55%inclusion6 decks11 decks
50%synergy
Warstorm Surge
45%inclusion5 decks11 decks
42%synergy
Unholy Annex // Ritual Chamber
45%inclusion5 decks11 decks
44%synergy
Black Market Connections
45%inclusion5 decks11 decks
33%synergy
Animate Dead
36%inclusion4 decks11 decks
27%synergy
Sneak Attack
36%inclusion4 decks11 decks
33%synergy
Heartless Summoning
36%inclusion4 decks11 decks
35%synergy
Molten Echoes
27%inclusion3 decks11 decks
24%synergy
Mystic Remora
18%inclusion2 decks11 decks
3%synergy
Propaganda
18%inclusion2 decks11 decks
3%synergy
Phyrexian Arena
18%inclusion2 decks11 decks
9%synergy
Collective Inferno
14%inclusion1 decks7 decks
13%synergy
Kindred Discovery
9.1%inclusion1 decks11 decks
4%synergy
The Meathook Massacre
9.1%inclusion1 decks11 decks
8%synergy
Nurgle's Rot
9.1%inclusion1 decks11 decks
9%synergy
Black Market
9.1%inclusion1 decks11 decks
8%synergy
Extravagant Replication
9.1%inclusion1 decks11 decks
5%synergy
Compulsion
9.1%inclusion1 decks11 decks
9%synergy
Necromancy
9.1%inclusion1 decks11 decks
6%synergy
Rakdos Joins Up
9.1%inclusion1 decks11 decks
8%synergy
Xenograft
9.1%inclusion1 decks11 decks
9%synergy
Conspiracy
9.1%inclusion1 decks11 decks
8%synergy
Impact Tremors
9.1%inclusion1 decks11 decks
5%synergy
The Rollercrusher Ride
9.1%inclusion1 decks11 decks
9%synergy
Kaya's Ghostform
9.1%inclusion1 decks11 decks
8%synergy
Theater of Horrors
9.1%inclusion1 decks11 decks
9%synergy
Oubliette
9.1%inclusion1 decks11 decks
9%synergy
Virtue of Knowledge
9.1%inclusion1 decks11 decks
8%synergy
Planeswalkers
Ob Nixilis of the Black Oath
18%inclusion2 decks11 decks
18%synergy
Utility Lands
Reliquary Tower
36%inclusion4 decks11 decks
2%synergy
Urborg, Tomb of Yawgmoth
36%inclusion4 decks11 decks
23%synergy
Takenuma, Abandoned Mire
27%inclusion3 decks11 decks
22%synergy
Temple of the False God
27%inclusion3 decks11 decks
20%synergy
Bojuka Bog
18%inclusion2 decks11 decks
-6%synergy
Volrath's Stronghold
18%inclusion2 decks11 decks
18%synergy
Three Tree City
18%inclusion2 decks11 decks
15%synergy
Hanweir Battlements
9.1%inclusion1 decks11 decks
9%synergy
Barren Moor
9.1%inclusion1 decks11 decks
8%synergy
Urza's Saga
9.1%inclusion1 decks11 decks
4%synergy
Cabal Coffers
9.1%inclusion1 decks11 decks
5%synergy
Emergence Zone
9.1%inclusion1 decks11 decks
6%synergy
Detection Tower
9.1%inclusion1 decks11 decks
9%synergy
Otawara, Soaring City
9.1%inclusion1 decks11 decks
-7%synergy
Guildless Commons
9.1%inclusion1 decks11 decks
9%synergy
Rogue's Passage
9.1%inclusion1 decks11 decks
-13%synergy
Mana Artifacts
Arcane Signet
100%inclusion11 decks11 decks
12%synergy
Sol Ring
100%inclusion11 decks11 decks
10%synergy
Talisman of Indulgence
82%inclusion9 decks11 decks
37%synergy
Talisman of Dominance
82%inclusion9 decks11 decks
32%synergy
Talisman of Creativity
64%inclusion7 decks11 decks
19%synergy
Rakdos Signet
27%inclusion3 decks11 decks
-4%synergy
Chromatic Lantern
27%inclusion3 decks11 decks
14%synergy
Dimir Signet
27%inclusion3 decks11 decks
-6%synergy
Fellwar Stone
27%inclusion3 decks11 decks
-8%synergy
Thought Vessel
27%inclusion3 decks11 decks
6%synergy
Commander's Sphere
18%inclusion2 decks11 decks
0%synergy
Izzet Signet
18%inclusion2 decks11 decks
-13%synergy
Patchwork Banner
18%inclusion2 decks11 decks
14%synergy
Séance Board
18%inclusion2 decks11 decks
17%synergy
Decanter of Endless Water
18%inclusion2 decks11 decks
14%synergy
The Soul Stone
13%inclusion1 decks8 decks
8%synergy
Charcoal Diamond
9.1%inclusion1 decks11 decks
8%synergy
Hedron Archive
9.1%inclusion1 decks11 decks
7%synergy
Thran Dynamo
9.1%inclusion1 decks11 decks
5%synergy
Relic of Sauron
9.1%inclusion1 decks11 decks
-10%synergy
Liquimetal Torque
9.1%inclusion1 decks11 decks
7%synergy
Mind Stone
9.1%inclusion1 decks11 decks
-3%synergy
Chrome Mox
9.1%inclusion1 decks11 decks
1%synergy
Lands
Command Tower
100%inclusion11 decks11 decks
8%synergy
Swamp
100%inclusion11 decks11 decks
8%synergy
Mountain
100%inclusion11 decks11 decks
8%synergy
Island
100%inclusion11 decks11 decks
7%synergy
Exotic Orchard
73%inclusion8 decks11 decks
16%synergy
Dragonskull Summit
73%inclusion8 decks11 decks
26%synergy
Crumbling Necropolis
73%inclusion8 decks11 decks
20%synergy
Drowned Catacomb
73%inclusion8 decks11 decks
29%synergy
Path of Ancestry
73%inclusion8 decks11 decks
42%synergy
Xander's Lounge
64%inclusion7 decks11 decks
24%synergy
Sunken Hollow
64%inclusion7 decks11 decks
24%synergy
Blood Crypt
55%inclusion6 decks11 decks
8%synergy
Watery Grave
55%inclusion6 decks11 decks
6%synergy
Steam Vents
45%inclusion5 decks11 decks
-0%synergy
Shipwreck Marsh
45%inclusion5 decks11 decks
21%synergy
Sulfur Falls
45%inclusion5 decks11 decks
-3%synergy
Malakir Rebirth
45%inclusion5 decks11 decks
39%synergy
Morphic Pool
45%inclusion5 decks11 decks
14%synergy
Scalding Tarn
45%inclusion5 decks11 decks
13%synergy
Bloodstained Mire
45%inclusion5 decks11 decks
10%synergy
Shivan Reef
36%inclusion4 decks11 decks
7%synergy
Terramorphic Expanse
36%inclusion4 decks11 decks
17%synergy
Foreboding Ruins
36%inclusion4 decks11 decks
18%synergy
Luxury Suite
36%inclusion4 decks11 decks
4%synergy
Cavern of Souls
36%inclusion4 decks11 decks
29%synergy
Haunted Ridge
36%inclusion4 decks11 decks
15%synergy
Training Center
36%inclusion4 decks11 decks
5%synergy
Polluted Delta
36%inclusion4 decks11 decks
1%synergy
Smoldering Marsh
27%inclusion3 decks11 decks
-11%synergy
Stormcarved Coast
27%inclusion3 decks11 decks
1%synergy
Unclaimed Territory
27%inclusion3 decks11 decks
21%synergy
Evolving Wilds
27%inclusion3 decks11 decks
5%synergy
Undercity Sewers
18%inclusion2 decks11 decks
5%synergy
Rakdos Carnarium
18%inclusion2 decks11 decks
9%synergy
Myriad Landscape
18%inclusion2 decks11 decks
10%synergy
Reflecting Pool
18%inclusion2 decks11 decks
9%synergy
Secluded Courtyard
18%inclusion2 decks11 decks
12%synergy
Underground River
18%inclusion2 decks11 decks
-10%synergy
Sink into Stupor
18%inclusion2 decks11 decks
8%synergy
Thriving Moor
18%inclusion2 decks11 decks
14%synergy
City of Brass
18%inclusion2 decks11 decks
4%synergy
Tainted Isle
9.1%inclusion1 decks11 decks
5%synergy
Prismatic Vista
9.1%inclusion1 decks11 decks
6%synergy
Raucous Theater
9.1%inclusion1 decks11 decks
-2%synergy
Fell the Profane
9.1%inclusion1 decks11 decks
1%synergy
Ancient Ziggurat
9.1%inclusion1 decks11 decks
9%synergy
Badlands
9.1%inclusion1 decks11 decks
-6%synergy
Izzet Boilerworks
9.1%inclusion1 decks11 decks
-1%synergy
Seething Landscape
9.1%inclusion1 decks11 decks
-6%synergy
Dimir Aqueduct
9.1%inclusion1 decks11 decks
-1%synergy
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