Demonlord Belzenlok (Commander)

Background image for Oops All Dreadmaws - O-Kagachi, Vengeful Kami Deck Tech
Benjamin Levin
Feb 10, 2026
Oops All Dreadmaws - O-Kagachi, Vengeful Kami Deck Tech
This Commander deck tech is a love letter to the greatest six-mana 6/6 ever created: Colossal Dreadmaw. But how do you make it a full deck?
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Savanti Romero, Time's Exile
7.7%inclusion3 decks39 decks
7%synergy
The Cloning of Shredder
2.6%inclusion1 decks39 decks
2%synergy
Nightmare Sower
2.2%inclusion1 decks46 decks
2%synergy
Twilight Diviner
2.2%inclusion1 decks46 decks
-2%synergy
High Synergy Cards
Skirge Familiar
51%inclusion182 decks354 decks
46%synergy
Dread Return
49%inclusion175 decks354 decks
37%synergy
Unmask
37%inclusion130 decks354 decks
36%synergy
Ebon Stronghold
36%inclusion129 decks354 decks
35%synergy
Temple of the False God
43%inclusion152 decks354 decks
35%synergy
Peat Bog
34%inclusion120 decks354 decks
32%synergy
Whip of Erebos
43%inclusion151 decks354 decks
32%synergy
Phantasmagorian
31%inclusion110 decks354 decks
31%synergy
Deepwood Legate
31%inclusion110 decks354 decks
31%synergy
Terrain Generator
32%inclusion115 decks354 decks
31%synergy
Top Cards
Gray Merchant of Asphodel
51%inclusion180 decks354 decks
-1%synergy
Crypt Ghast
46%inclusion162 decks354 decks
-2%synergy
Diabolic Tutor
42%inclusion147 decks354 decks
27%synergy
Baleful Mastery
38%inclusion133 decks354 decks
29%synergy
Solemn Simulacrum
36%inclusion126 decks354 decks
13%synergy
Dark Ritual
32%inclusion115 decks354 decks
-34%synergy
Archfiend of Depravity
31%inclusion110 decks354 decks
24%synergy
Hollow One
31%inclusion108 decks354 decks
30%synergy
Rune-Scarred Demon
30%inclusion106 decks354 decks
25%synergy
Shriekmaw
30%inclusion106 decks354 decks
27%synergy
Game Changers
Ancient Tomb
21%inclusion74 decks354 decks
9%synergy
Glacial Chasm
13%inclusion45 decks354 decks
12%synergy
Demonic Tutor
12%inclusion43 decks354 decks
-15%synergy
Bolas's Citadel
10%inclusion37 decks354 decks
-18%synergy
Necropotence
7.9%inclusion28 decks354 decks
-7%synergy
Vampiric Tutor
5.1%inclusion18 decks354 decks
-16%synergy
Creatures
Bloodgift Demon
28%inclusion98 decks354 decks
25%synergy
Nirkana Revenant
27%inclusion97 decks354 decks
16%synergy
Necrotic Ooze
27%inclusion94 decks354 decks
22%synergy
Vilis, Broker of Blood
26%inclusion91 decks354 decks
12%synergy
Harvester of Souls
25%inclusion90 decks354 decks
19%synergy
Reiver Demon
25%inclusion89 decks354 decks
23%synergy
Dross Golem
25%inclusion88 decks354 decks
25%synergy
Geode Golem
24%inclusion84 decks354 decks
23%synergy
Reaper from the Abyss
24%inclusion84 decks354 decks
22%synergy
Abhorrent Overlord
23%inclusion82 decks354 decks
19%synergy
Kothophed, Soul Hoarder
23%inclusion82 decks354 decks
22%synergy
Dimir House Guard
23%inclusion81 decks354 decks
19%synergy
Magus of the Coffers
23%inclusion80 decks354 decks
16%synergy
Burning-Rune Demon
22%inclusion79 decks354 decks
21%synergy
Overseer of the Damned
21%inclusion76 decks354 decks
19%synergy
Sibsig Muckdraggers
21%inclusion74 decks354 decks
21%synergy
K'rrik, Son of Yawgmoth
21%inclusion74 decks354 decks
2%synergy
Grief
20%inclusion71 decks354 decks
18%synergy
Cinderhaze Wretch
20%inclusion71 decks354 decks
20%synergy
Sower of Discord
20%inclusion71 decks354 decks
18%synergy
Dread
19%inclusion66 decks354 decks
18%synergy
Bringer of the Last Gift
19%inclusion66 decks354 decks
18%synergy
Razaketh, the Foulblooded
18%inclusion64 decks354 decks
13%synergy
Archfiend of Despair
18%inclusion64 decks354 decks
15%synergy
Pestilence Demon
18%inclusion62 decks354 decks
16%synergy
Valgavoth, Terror Eater
17%inclusion52 decks306 decks
12%synergy
Ob Nixilis, Unshackled
17%inclusion60 decks354 decks
14%synergy
Bloodletter of Aclazotz
17%inclusion59 decks354 decks
6%synergy
Grim Poppet
16%inclusion58 decks354 decks
16%synergy
Doom Whisperer
16%inclusion58 decks354 decks
13%synergy
Lord of the Void
16%inclusion57 decks354 decks
14%synergy
Cackling Imp
16%inclusion56 decks354 decks
16%synergy
Shadowgrange Archfiend
15%inclusion53 decks354 decks
14%synergy
Indulgent Tormentor
15%inclusion52 decks354 decks
13%synergy
Skithiryx, the Blight Dragon
14%inclusion50 decks354 decks
13%synergy
Ardyn, the Usurper
14%inclusion26 decks189 decks
11%synergy
Demon of Dark Schemes
14%inclusion48 decks354 decks
12%synergy
Mikaeus, the Unhallowed
14%inclusion48 decks354 decks
6%synergy
Desecration Demon
13%inclusion47 decks354 decks
12%synergy
Disciple of Bolas
13%inclusion47 decks354 decks
8%synergy
Doomsday Excruciator
13%inclusion44 decks332 decks
11%synergy
Infernal Sovereign
13%inclusion46 decks354 decks
12%synergy
Noxious Gearhulk
12%inclusion44 decks354 decks
5%synergy
Massacre Wurm
12%inclusion43 decks354 decks
-5%synergy
Twilight Prophet
11%inclusion40 decks354 decks
5%synergy
Dread Presence
11%inclusion38 decks354 decks
-4%synergy
Defiler of Flesh
10%inclusion35 decks354 decks
6%synergy
Varragoth, Bloodsky Sire
10%inclusion35 decks354 decks
5%synergy
Syr Konrad, the Grim
10%inclusion34 decks354 decks
-11%synergy
Triskelion
10%inclusion34 decks354 decks
8%synergy
Instants
Snuff Out
29%inclusion102 decks354 decks
16%synergy
Deadly Rollick
24%inclusion86 decks354 decks
0%synergy
Soul Spike
18%inclusion65 decks354 decks
18%synergy
Fell the Profane
17%inclusion56 decks338 decks
-2%synergy
Price of Fame
16%inclusion58 decks354 decks
15%synergy
Makeshift Mannequin
15%inclusion53 decks354 decks
15%synergy
Hagra Mauling
15%inclusion52 decks354 decks
10%synergy
Flare of Malice
11%inclusion38 decks338 decks
-2%synergy
Curtains' Call
11%inclusion38 decks354 decks
9%synergy
Withering Torment
10%inclusion29 decks301 decks
-22%synergy
Defile
9.3%inclusion33 decks354 decks
-28%synergy
Drag to the Underworld
8.5%inclusion30 decks354 decks
7%synergy
Tendrils of Corruption
8.5%inclusion30 decks354 decks
5%synergy
Cabal Ritual
8.2%inclusion29 decks354 decks
-10%synergy
Insidious Dreams
7.9%inclusion28 decks354 decks
7%synergy
Infernal Grasp
7.3%inclusion26 decks354 decks
-18%synergy
Sacrifice
6.8%inclusion24 decks354 decks
2%synergy
Consuming Corruption
6.5%inclusion22 decks337 decks
-9%synergy
Go for the Throat
6.5%inclusion23 decks354 decks
-17%synergy
Contagion
5.4%inclusion19 decks354 decks
5%synergy
Hero's Downfall
5.1%inclusion18 decks354 decks
-2%synergy
Sorceries
Beseech the Queen
28%inclusion99 decks354 decks
22%synergy
Living Death
24%inclusion85 decks354 decks
14%synergy
Damnation
23%inclusion80 decks354 decks
2%synergy
Exsanguinate
21%inclusion74 decks354 decks
-4%synergy
Mutilate
21%inclusion73 decks354 decks
3%synergy
Massacre
19%inclusion69 decks354 decks
18%synergy
Feed the Swarm
16%inclusion57 decks354 decks
-35%synergy
Mastermind's Acquisition
16%inclusion57 decks354 decks
14%synergy
Decree of Pain
14%inclusion50 decks354 decks
9%synergy
Sign in Blood
14%inclusion50 decks354 decks
-22%synergy
Blasphemous Edict
14%inclusion39 decks280 decks
-3%synergy
Dark Petition
13%inclusion45 decks354 decks
9%synergy
Reanimate
13%inclusion45 decks354 decks
-27%synergy
Razaketh's Rite
12%inclusion42 decks354 decks
11%synergy
Demonic Counsel
11%inclusion35 decks306 decks
8%synergy
Rise of the Dark Realms
11%inclusion40 decks354 decks
-2%synergy
Bubbling Muck
11%inclusion39 decks354 decks
-5%synergy
Ever After
11%inclusion38 decks354 decks
10%synergy
Torment of Hailfire
10%inclusion36 decks354 decks
-5%synergy
Toxic Deluge
10%inclusion36 decks354 decks
-27%synergy
Victimize
10%inclusion35 decks354 decks
-17%synergy
Gild
10%inclusion35 decks354 decks
10%synergy
Repay in Kind
8.8%inclusion31 decks354 decks
7%synergy
In Garruk's Wake
8.5%inclusion30 decks354 decks
4%synergy
Syphon Mind
8.2%inclusion29 decks354 decks
-4%synergy
Languish
8.2%inclusion29 decks354 decks
7%synergy
Ritual of Soot
7.9%inclusion28 decks354 decks
8%synergy
Patriarch's Bidding
7.6%inclusion27 decks354 decks
3%synergy
Necromantic Selection
7.3%inclusion26 decks354 decks
5%synergy
Read the Bones
7.1%inclusion25 decks354 decks
-10%synergy
Beacon of Unrest
7.1%inclusion25 decks354 decks
3%synergy
Promise of Power
6.8%inclusion24 decks354 decks
6%synergy
Peer into the Abyss
6.5%inclusion23 decks354 decks
-4%synergy
Beseech the Mirror
6.5%inclusion23 decks354 decks
0%synergy
Kindred Dominance
6.5%inclusion23 decks354 decks
2%synergy
Night's Whisper
6.2%inclusion22 decks354 decks
-18%synergy
Command the Dreadhorde
5.6%inclusion20 decks354 decks
4%synergy
Corrupt
5.4%inclusion19 decks354 decks
3%synergy
Breach the Multiverse
5.1%inclusion18 decks354 decks
-1%synergy
Final Parting
5.1%inclusion18 decks354 decks
0%synergy
Utility Artifacts
Jet Medallion
28%inclusion99 decks354 decks
-33%synergy
Boompile
19%inclusion66 decks354 decks
18%synergy
The Darkness Crystal
18%inclusion33 decks187 decks
-2%synergy
Bontu's Monument
14%inclusion51 decks354 decks
-14%synergy
Wayfarer's Bauble
12%inclusion44 decks354 decks
-3%synergy
Venser's Journal
11%inclusion38 decks354 decks
9%synergy
Expedition Map
11%inclusion38 decks354 decks
-1%synergy
Urza's Incubator
9.0%inclusion32 decks354 decks
7%synergy
Lightning Greaves
8.8%inclusion31 decks354 decks
-25%synergy
Conjurer's Closet
7.6%inclusion27 decks354 decks
5%synergy
Swiftfoot Boots
6.8%inclusion24 decks354 decks
-25%synergy
Elbrus, the Binding Blade
6.5%inclusion23 decks354 decks
6%synergy
Pact Weapon
6.2%inclusion22 decks354 decks
4%synergy
Enchantments
Liliana's Contract
30%inclusion105 decks354 decks
27%synergy
Unholy Annex // Ritual Chamber
19%inclusion57 decks300 decks
16%synergy
Phyrexian Arena
16%inclusion58 decks354 decks
-24%synergy
Black Market
16%inclusion57 decks354 decks
-5%synergy
Heartless Summoning
14%inclusion50 decks354 decks
9%synergy
Virtue of Persistence
14%inclusion48 decks354 decks
8%synergy
Homicidal Seclusion
13%inclusion47 decks354 decks
13%synergy
Exquisite Blood
13%inclusion46 decks354 decks
0%synergy
Animate Dead
10%inclusion35 decks354 decks
-8%synergy
Deadly Wanderings
9.3%inclusion33 decks354 decks
9%synergy
Sanguine Bond
7.6%inclusion27 decks354 decks
-4%synergy
Demonic Covenant
7.0%inclusion21 decks299 decks
6%synergy
Feast of Sanity
6.5%inclusion23 decks354 decks
6%synergy
The Eldest Reborn
5.1%inclusion18 decks354 decks
1%synergy
Rite of Belzenlok
5.1%inclusion18 decks354 decks
5%synergy
Black Market Connections
5.1%inclusion18 decks354 decks
-19%synergy
Planeswalkers
Liliana of the Dark Realms
21%inclusion74 decks354 decks
7%synergy
Ob Nixilis of the Black Oath
8.5%inclusion30 decks354 decks
7%synergy
Ob Nixilis Reignited
7.1%inclusion25 decks354 decks
5%synergy
Liliana, Dreadhorde General
5.4%inclusion19 decks354 decks
-8%synergy
Utility Lands
Cabal Coffers
49%inclusion172 decks354 decks
-6%synergy
Urborg, Tomb of Yawgmoth
40%inclusion140 decks354 decks
2%synergy
Cabal Stronghold
38%inclusion133 decks354 decks
3%synergy
Reliquary Tower
34%inclusion121 decks354 decks
3%synergy
Bojuka Bog
32%inclusion115 decks354 decks
-14%synergy
Mage-Ring Network
28%inclusion99 decks354 decks
28%synergy
Crystal Vein
28%inclusion99 decks354 decks
25%synergy
Subterranean Hangar
23%inclusion80 decks354 decks
22%synergy
Bottomless Vault
22%inclusion77 decks354 decks
21%synergy
Untaidake, the Cloud Keeper
19%inclusion68 decks354 decks
19%synergy
Lake of the Dead
19%inclusion67 decks354 decks
14%synergy
Nykthos, Shrine to Nyx
19%inclusion66 decks354 decks
-11%synergy
Zoetic Cavern
18%inclusion63 decks354 decks
18%synergy
Thespian's Stage
17%inclusion59 decks354 decks
11%synergy
Blast Zone
16%inclusion58 decks354 decks
14%synergy
Crypt of Agadeem
15%inclusion52 decks354 decks
4%synergy
Witch's Cottage
15%inclusion52 decks354 decks
-10%synergy
Radiant Fountain
15%inclusion52 decks354 decks
13%synergy
Scorched Ruins
14%inclusion50 decks354 decks
14%synergy
Vesuva
14%inclusion48 decks354 decks
11%synergy
War Room
13%inclusion45 decks354 decks
-4%synergy
Barren Moor
12%inclusion44 decks354 decks
2%synergy
City of Traitors
11%inclusion38 decks354 decks
9%synergy
Branch of Vitu-Ghazi
11%inclusion38 decks354 decks
11%synergy
Phyrexian Tower
10%inclusion37 decks354 decks
-14%synergy
Witch's Clinic
10%inclusion36 decks354 decks
9%synergy
Command Beacon
10%inclusion36 decks354 decks
2%synergy
Glimmerpost
10%inclusion36 decks354 decks
10%synergy
Castle Locthwain
10%inclusion34 decks354 decks
-8%synergy
Westvale Abbey
9.3%inclusion33 decks354 decks
3%synergy
Cloudpost
9.0%inclusion32 decks354 decks
9%synergy
Deserted Temple
8.2%inclusion29 decks354 decks
4%synergy
Yavimaya, Cradle of Growth
7.9%inclusion28 decks354 decks
8%synergy
Mishra's Factory
6.2%inclusion22 decks354 decks
6%synergy
Rogue's Passage
5.9%inclusion21 decks354 decks
-13%synergy
Desert of the Glorified
5.6%inclusion20 decks354 decks
3%synergy
Takenuma, Abandoned Mire
5.6%inclusion20 decks354 decks
-10%synergy
Polluted Mire
5.4%inclusion19 decks354 decks
2%synergy
Mana Artifacts
Thran Dynamo
47%inclusion165 decks354 decks
41%synergy
Sol Ring
43%inclusion151 decks354 decks
-43%synergy
Hedron Archive
40%inclusion143 decks354 decks
37%synergy
Stonespeaker Crystal
30%inclusion106 decks354 decks
29%synergy
Arcane Signet
25%inclusion87 decks354 decks
-38%synergy
Thought Vessel
24%inclusion85 decks354 decks
-2%synergy
Caged Sun
24%inclusion84 decks354 decks
12%synergy
Sisay's Ring
23%inclusion81 decks354 decks
22%synergy
Ur-Golem's Eye
21%inclusion76 decks354 decks
21%synergy
Charcoal Diamond
18%inclusion63 decks354 decks
-5%synergy
Gilded Lotus
18%inclusion62 decks354 decks
12%synergy
Mind Stone
17%inclusion61 decks354 decks
-12%synergy
Sceptre of Eternal Glory
16%inclusion56 decks354 decks
7%synergy
Throne of Eldraine
15%inclusion52 decks354 decks
4%synergy
Gauntlet of Power
14%inclusion51 decks354 decks
11%synergy
Nyx Lotus
14%inclusion48 decks354 decks
7%synergy
Firemind Vessel
12%inclusion41 decks354 decks
11%synergy
Worn Powerstone
11%inclusion38 decks354 decks
6%synergy
Paradise Plume
10%inclusion37 decks354 decks
10%synergy
Fellwar Stone
8.5%inclusion30 decks354 decks
-6%synergy
Séance Board
8.4%inclusion25 decks299 decks
7%synergy
Everflowing Chalice
7.9%inclusion28 decks354 decks
2%synergy
Extraplanar Lens
7.3%inclusion26 decks354 decks
2%synergy
Dreamstone Hedron
7.1%inclusion25 decks354 decks
7%synergy
Ichor Elixir
7.1%inclusion25 decks354 decks
7%synergy
Ring of the Lucii
6.7%inclusion12 decks178 decks
6%synergy
Commander's Sphere
5.6%inclusion20 decks354 decks
-3%synergy
Lands
Swamp
96%inclusion339 decks354 decks
1%synergy
Myriad Landscape
55%inclusion194 decks354 decks
29%synergy
Cavern of Souls
20%inclusion71 decks354 decks
13%synergy
Urza's Cave
17%inclusion57 decks342 decks
8%synergy
Fell the Profane
17%inclusion56 decks338 decks
-2%synergy
Hagra Mauling
15%inclusion52 decks354 decks
10%synergy
Gemstone Caverns
14%inclusion50 decks354 decks
10%synergy
Horizon of Progress
10%inclusion35 decks337 decks
10%synergy
Talon Gates of Madara
8.9%inclusion30 decks337 decks
7%synergy
Snow-Covered Swamp
6.2%inclusion22 decks354 decks
0%synergy
Path of Ancestry
5.9%inclusion21 decks354 decks
1%synergy