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
Forum Necroscribe
14%inclusion1 decks7 decks
14%synergy
Savanti Romero, Time's Exile
7.1%inclusion5 decks70 decks
6%synergy
The Dawning Archaic
4.8%inclusion1 decks21 decks
5%synergy
Coin of Mastery
1.8%inclusion1 decks55 decks
2%synergy
Shredder's Technique
1.8%inclusion1 decks55 decks
-2%synergy
High Synergy Cards
Skirge Familiar
51%inclusion185 decks366 decks
45%synergy
Dread Return
48%inclusion175 decks366 decks
36%synergy
Unmask
36%inclusion131 decks366 decks
35%synergy
Ebon Stronghold
36%inclusion131 decks366 decks
35%synergy
Temple of the False God
42%inclusion152 decks366 decks
34%synergy
Whip of Erebos
42%inclusion155 decks366 decks
32%synergy
Peat Bog
33%inclusion122 decks366 decks
31%synergy
Phantasmagorian
30%inclusion111 decks366 decks
30%synergy
Terrain Generator
32%inclusion117 decks366 decks
30%synergy
Deepwood Legate
30%inclusion109 decks366 decks
30%synergy
Top Cards
Gray Merchant of Asphodel
51%inclusion186 decks366 decks
0%synergy
Crypt Ghast
46%inclusion168 decks366 decks
-2%synergy
Diabolic Tutor
40%inclusion146 decks366 decks
25%synergy
Baleful Mastery
37%inclusion137 decks366 decks
29%synergy
Solemn Simulacrum
35%inclusion129 decks366 decks
13%synergy
Dark Ritual
32%inclusion117 decks366 decks
-35%synergy
Rune-Scarred Demon
31%inclusion113 decks366 decks
26%synergy
Archfiend of Depravity
31%inclusion113 decks366 decks
24%synergy
Snuff Out
30%inclusion109 decks366 decks
17%synergy
Hollow One
30%inclusion108 decks366 decks
29%synergy
Game Changers
Ancient Tomb
21%inclusion77 decks366 decks
9%synergy
Demonic Tutor
13%inclusion47 decks366 decks
-14%synergy
Glacial Chasm
12%inclusion45 decks366 decks
12%synergy
Bolas's Citadel
10%inclusion37 decks366 decks
-19%synergy
Necropotence
8.7%inclusion32 decks366 decks
-6%synergy
Vampiric Tutor
5.7%inclusion21 decks366 decks
-15%synergy
Creatures
Shriekmaw
29%inclusion107 decks366 decks
27%synergy
Nirkana Revenant
27%inclusion100 decks366 decks
16%synergy
Bloodgift Demon
27%inclusion99 decks366 decks
24%synergy
Necrotic Ooze
26%inclusion95 decks366 decks
22%synergy
Vilis, Broker of Blood
26%inclusion94 decks366 decks
13%synergy
Harvester of Souls
24%inclusion89 decks366 decks
18%synergy
Reiver Demon
24%inclusion89 decks366 decks
22%synergy
Reaper from the Abyss
24%inclusion87 decks366 decks
22%synergy
Magus of the Coffers
23%inclusion86 decks366 decks
17%synergy
Dross Golem
23%inclusion85 decks366 decks
23%synergy
Kothophed, Soul Hoarder
23%inclusion85 decks366 decks
22%synergy
Abhorrent Overlord
23%inclusion84 decks366 decks
19%synergy
Dimir House Guard
22%inclusion81 decks366 decks
19%synergy
Geode Golem
22%inclusion81 decks366 decks
21%synergy
K'rrik, Son of Yawgmoth
22%inclusion81 decks366 decks
3%synergy
Burning-Rune Demon
22%inclusion81 decks366 decks
21%synergy
Overseer of the Damned
21%inclusion76 decks366 decks
18%synergy
Sibsig Muckdraggers
20%inclusion72 decks366 decks
20%synergy
Grief
19%inclusion71 decks366 decks
17%synergy
Sower of Discord
19%inclusion71 decks366 decks
18%synergy
Cinderhaze Wretch
19%inclusion71 decks366 decks
19%synergy
Razaketh, the Foulblooded
19%inclusion69 decks366 decks
14%synergy
Archfiend of Despair
18%inclusion67 decks366 decks
16%synergy
Bringer of the Last Gift
18%inclusion65 decks366 decks
17%synergy
Valgavoth, Terror Eater
18%inclusion58 decks328 decks
12%synergy
Dread
17%inclusion63 decks366 decks
17%synergy
Ob Nixilis, Unshackled
17%inclusion63 decks366 decks
14%synergy
Pestilence Demon
17%inclusion61 decks366 decks
15%synergy
Bloodletter of Aclazotz
16%inclusion60 decks366 decks
6%synergy
Grim Poppet
16%inclusion59 decks366 decks
16%synergy
Doom Whisperer
16%inclusion58 decks366 decks
13%synergy
Lord of the Void
15%inclusion56 decks366 decks
14%synergy
Ardyn, the Usurper
15%inclusion32 decks211 decks
12%synergy
Cackling Imp
15%inclusion55 decks366 decks
15%synergy
Indulgent Tormentor
15%inclusion54 decks366 decks
13%synergy
Shadowgrange Archfiend
14%inclusion52 decks366 decks
13%synergy
Skithiryx, the Blight Dragon
14%inclusion52 decks366 decks
13%synergy
Mikaeus, the Unhallowed
14%inclusion51 decks366 decks
6%synergy
Doomsday Excruciator
14%inclusion48 decks354 decks
11%synergy
Disciple of Bolas
13%inclusion49 decks366 decks
9%synergy
Demon of Dark Schemes
13%inclusion48 decks366 decks
12%synergy
Desecration Demon
13%inclusion47 decks366 decks
12%synergy
Twilight Prophet
12%inclusion44 decks366 decks
6%synergy
Massacre Wurm
12%inclusion43 decks366 decks
-5%synergy
Noxious Gearhulk
12%inclusion43 decks366 decks
5%synergy
Infernal Sovereign
12%inclusion43 decks366 decks
11%synergy
Triskelion
10%inclusion37 decks366 decks
9%synergy
Dread Presence
10%inclusion36 decks366 decks
-4%synergy
Syr Konrad, the Grim
10%inclusion35 decks366 decks
-11%synergy
Defiler of Flesh
9.3%inclusion34 decks366 decks
5%synergy
Instants
Deadly Rollick
25%inclusion90 decks366 decks
0%synergy
Soul Spike
18%inclusion67 decks366 decks
18%synergy
Fell the Profane
17%inclusion61 decks360 decks
-2%synergy
Price of Fame
16%inclusion60 decks366 decks
15%synergy
Hagra Mauling
15%inclusion55 decks366 decks
11%synergy
Makeshift Mannequin
15%inclusion54 decks366 decks
15%synergy
Flare of Malice
11%inclusion40 decks360 decks
-2%synergy
Curtains' Call
11%inclusion39 decks366 decks
9%synergy
Withering Torment
10%inclusion31 decks323 decks
-22%synergy
Defile
9.0%inclusion33 decks366 decks
-28%synergy
Drag to the Underworld
9.0%inclusion33 decks366 decks
7%synergy
Tendrils of Corruption
8.2%inclusion30 decks366 decks
5%synergy
Cabal Ritual
7.9%inclusion29 decks366 decks
-10%synergy
Insidious Dreams
7.7%inclusion28 decks366 decks
7%synergy
Sacrifice
6.8%inclusion25 decks366 decks
2%synergy
Infernal Grasp
6.8%inclusion25 decks366 decks
-18%synergy
Consuming Corruption
6.7%inclusion24 decks359 decks
-9%synergy
Go for the Throat
6.6%inclusion24 decks366 decks
-17%synergy
Hero's Downfall
5.7%inclusion21 decks366 decks
-1%synergy
Contagion
5.5%inclusion20 decks366 decks
5%synergy
Sorceries
Beseech the Queen
28%inclusion102 decks366 decks
22%synergy
Living Death
23%inclusion85 decks366 decks
13%synergy
Damnation
22%inclusion81 decks366 decks
2%synergy
Exsanguinate
22%inclusion80 decks366 decks
-3%synergy
Mutilate
20%inclusion74 decks366 decks
3%synergy
Massacre
19%inclusion69 decks366 decks
18%synergy
Feed the Swarm
17%inclusion61 decks366 decks
-34%synergy
Mastermind's Acquisition
15%inclusion55 decks366 decks
13%synergy
Blasphemous Edict
14%inclusion43 decks302 decks
-2%synergy
Decree of Pain
14%inclusion52 decks366 decks
9%synergy
Sign in Blood
14%inclusion52 decks366 decks
-21%synergy
Reanimate
14%inclusion50 decks366 decks
-26%synergy
Dark Petition
13%inclusion47 decks366 decks
9%synergy
Rise of the Dark Realms
12%inclusion43 decks366 decks
-1%synergy
Razaketh's Rite
11%inclusion42 decks366 decks
11%synergy
Bubbling Muck
11%inclusion42 decks366 decks
-4%synergy
Demonic Counsel
11%inclusion37 decks328 decks
8%synergy
Torment of Hailfire
11%inclusion41 decks366 decks
-4%synergy
Victimize
10%inclusion37 decks366 decks
-17%synergy
Ever After
10%inclusion37 decks366 decks
10%synergy
Toxic Deluge
10%inclusion37 decks366 decks
-27%synergy
Gild
9.3%inclusion34 decks366 decks
9%synergy
Repay in Kind
8.7%inclusion32 decks366 decks
7%synergy
In Garruk's Wake
8.7%inclusion32 decks366 decks
5%synergy
Syphon Mind
8.7%inclusion32 decks366 decks
-4%synergy
Languish
8.5%inclusion31 decks366 decks
7%synergy
Patriarch's Bidding
7.9%inclusion29 decks366 decks
4%synergy
Ritual of Soot
7.7%inclusion28 decks366 decks
7%synergy
Read the Bones
7.7%inclusion28 decks366 decks
-9%synergy
Necromantic Selection
7.1%inclusion26 decks366 decks
5%synergy
Beacon of Unrest
7.1%inclusion26 decks366 decks
3%synergy
Night's Whisper
6.8%inclusion25 decks366 decks
-18%synergy
Peer into the Abyss
6.6%inclusion24 decks366 decks
-4%synergy
Promise of Power
6.6%inclusion24 decks366 decks
5%synergy
Beseech the Mirror
6.6%inclusion24 decks366 decks
0%synergy
Kindred Dominance
6.6%inclusion24 decks366 decks
2%synergy
Command the Dreadhorde
5.5%inclusion20 decks366 decks
4%synergy
Final Parting
5.5%inclusion20 decks366 decks
1%synergy
Corrupt
5.5%inclusion20 decks366 decks
3%synergy
Utility Artifacts
Jet Medallion
28%inclusion101 decks366 decks
-34%synergy
Boompile
18%inclusion66 decks366 decks
18%synergy
The Darkness Crystal
18%inclusion37 decks209 decks
-2%synergy
Bontu's Monument
15%inclusion54 decks366 decks
-14%synergy
Wayfarer's Bauble
12%inclusion45 decks366 decks
-3%synergy
Expedition Map
11%inclusion40 decks366 decks
-1%synergy
Venser's Journal
11%inclusion40 decks366 decks
9%synergy
Lightning Greaves
9.0%inclusion33 decks366 decks
-25%synergy
Urza's Incubator
8.7%inclusion32 decks366 decks
7%synergy
Swiftfoot Boots
7.7%inclusion28 decks366 decks
-24%synergy
Conjurer's Closet
7.7%inclusion28 decks366 decks
5%synergy
Pact Weapon
6.3%inclusion23 decks366 decks
4%synergy
Elbrus, the Binding Blade
6.3%inclusion23 decks366 decks
5%synergy
Enchantments
Liliana's Contract
29%inclusion107 decks366 decks
27%synergy
Unholy Annex // Ritual Chamber
19%inclusion61 decks322 decks
16%synergy
Phyrexian Arena
16%inclusion60 decks366 decks
-23%synergy
Black Market
15%inclusion54 decks366 decks
-6%synergy
Heartless Summoning
14%inclusion51 decks366 decks
9%synergy
Homicidal Seclusion
13%inclusion46 decks366 decks
12%synergy
Exquisite Blood
13%inclusion46 decks366 decks
-1%synergy
Virtue of Persistence
12%inclusion45 decks366 decks
7%synergy
Animate Dead
11%inclusion41 decks366 decks
-6%synergy
Deadly Wanderings
8.5%inclusion31 decks366 decks
8%synergy
Sanguine Bond
7.4%inclusion27 decks366 decks
-4%synergy
Feast of Sanity
6.6%inclusion24 decks366 decks
6%synergy
Demonic Covenant
6.2%inclusion20 decks321 decks
5%synergy
The Eldest Reborn
5.2%inclusion19 decks366 decks
2%synergy
Planeswalkers
Liliana of the Dark Realms
21%inclusion77 decks366 decks
7%synergy
Ob Nixilis of the Black Oath
8.2%inclusion30 decks366 decks
7%synergy
Ob Nixilis Reignited
6.8%inclusion25 decks366 decks
4%synergy
Liliana, Dreadhorde General
5.2%inclusion19 decks366 decks
-8%synergy
Utility Lands
Cabal Coffers
48%inclusion176 decks366 decks
-7%synergy
Urborg, Tomb of Yawgmoth
40%inclusion146 decks366 decks
2%synergy
Cabal Stronghold
37%inclusion136 decks366 decks
2%synergy
Reliquary Tower
34%inclusion125 decks366 decks
4%synergy
Bojuka Bog
32%inclusion118 decks366 decks
-15%synergy
Crystal Vein
28%inclusion102 decks366 decks
25%synergy
Mage-Ring Network
27%inclusion98 decks366 decks
27%synergy
Subterranean Hangar
22%inclusion82 decks366 decks
22%synergy
Bottomless Vault
22%inclusion80 decks366 decks
22%synergy
Nykthos, Shrine to Nyx
19%inclusion71 decks366 decks
-10%synergy
Untaidake, the Cloud Keeper
19%inclusion68 decks366 decks
19%synergy
Lake of the Dead
18%inclusion67 decks366 decks
13%synergy
Zoetic Cavern
17%inclusion62 decks366 decks
17%synergy
Thespian's Stage
17%inclusion61 decks366 decks
11%synergy
Blast Zone
16%inclusion59 decks366 decks
14%synergy
Crypt of Agadeem
15%inclusion55 decks366 decks
4%synergy
Radiant Fountain
14%inclusion52 decks366 decks
12%synergy
Witch's Cottage
14%inclusion52 decks366 decks
-10%synergy
Scorched Ruins
13%inclusion49 decks366 decks
13%synergy
Vesuva
13%inclusion48 decks366 decks
10%synergy
War Room
13%inclusion48 decks366 decks
-3%synergy
Barren Moor
13%inclusion46 decks366 decks
3%synergy
City of Traitors
11%inclusion39 decks366 decks
9%synergy
Phyrexian Tower
10%inclusion38 decks366 decks
-15%synergy
Castle Locthwain
10%inclusion38 decks366 decks
-7%synergy
Witch's Clinic
10%inclusion37 decks366 decks
9%synergy
Command Beacon
10%inclusion36 decks366 decks
2%synergy
Branch of Vitu-Ghazi
10%inclusion35 decks366 decks
9%synergy
Glimmerpost
10%inclusion35 decks366 decks
10%synergy
Westvale Abbey
9.3%inclusion34 decks366 decks
3%synergy
Cloudpost
8.7%inclusion32 decks366 decks
9%synergy
Deserted Temple
8.2%inclusion30 decks366 decks
4%synergy
Yavimaya, Cradle of Growth
7.7%inclusion28 decks366 decks
8%synergy
Takenuma, Abandoned Mire
6.3%inclusion23 decks366 decks
-9%synergy
Mishra's Factory
6.0%inclusion22 decks366 decks
6%synergy
Rogue's Passage
6.0%inclusion22 decks366 decks
-13%synergy
Polluted Mire
5.5%inclusion20 decks366 decks
2%synergy
Desert of the Glorified
5.2%inclusion19 decks366 decks
3%synergy
Mana Artifacts
Thran Dynamo
46%inclusion168 decks366 decks
40%synergy
Sol Ring
43%inclusion158 decks366 decks
-43%synergy
Hedron Archive
40%inclusion146 decks366 decks
36%synergy
Stonespeaker Crystal
28%inclusion103 decks366 decks
28%synergy
Arcane Signet
25%inclusion92 decks366 decks
-37%synergy
Caged Sun
25%inclusion91 decks366 decks
13%synergy
Thought Vessel
24%inclusion87 decks366 decks
-2%synergy
Sisay's Ring
22%inclusion81 decks366 decks
22%synergy
Ur-Golem's Eye
21%inclusion76 decks366 decks
21%synergy
Gilded Lotus
18%inclusion67 decks366 decks
13%synergy
Charcoal Diamond
18%inclusion66 decks366 decks
-4%synergy
Mind Stone
17%inclusion64 decks366 decks
-12%synergy
Sceptre of Eternal Glory
16%inclusion57 decks366 decks
7%synergy
Gauntlet of Power
15%inclusion55 decks366 decks
12%synergy
Throne of Eldraine
15%inclusion54 decks366 decks
5%synergy
Nyx Lotus
14%inclusion52 decks366 decks
8%synergy
Firemind Vessel
11%inclusion40 decks366 decks
11%synergy
Worn Powerstone
11%inclusion39 decks366 decks
6%synergy
Paradise Plume
10%inclusion35 decks366 decks
9%synergy
Fellwar Stone
8.7%inclusion32 decks366 decks
-6%synergy
Ring of the Lucii
8.5%inclusion17 decks200 decks
8%synergy
Séance Board
8.1%inclusion26 decks321 decks
6%synergy
Everflowing Chalice
7.4%inclusion27 decks366 decks
2%synergy
Ichor Elixir
7.1%inclusion26 decks366 decks
7%synergy
Extraplanar Lens
6.8%inclusion25 decks366 decks
2%synergy
Dreamstone Hedron
6.6%inclusion24 decks366 decks
6%synergy
Commander's Sphere
5.5%inclusion20 decks366 decks
-3%synergy
Lands
Swamp
95%inclusion348 decks366 decks
0%synergy
Myriad Landscape
54%inclusion199 decks366 decks
29%synergy
Cavern of Souls
20%inclusion73 decks366 decks
13%synergy
Fell the Profane
17%inclusion61 decks360 decks
-2%synergy
Urza's Cave
16%inclusion60 decks364 decks
8%synergy
Hagra Mauling
15%inclusion55 decks366 decks
11%synergy
Gemstone Caverns
14%inclusion52 decks366 decks
10%synergy
Horizon of Progress
10%inclusion35 decks359 decks
9%synergy
Talon Gates of Madara
8.4%inclusion30 decks359 decks
7%synergy
Snow-Covered Swamp
6.8%inclusion25 decks366 decks
0%synergy
Path of Ancestry
5.7%inclusion21 decks366 decks
1%synergy