The Master of Keys (Commander)

Josh Nelson
Sep 26, 2025
Examining Duskmourn: House of Horror, One Year Later
Last time, we examined Bloomburrow and its cozy woodland vibes. Today, we're taking a much darker turn with Duskmourn: House of Horror!
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Eiganjo Dynastorian
7.5%inclusion45 decks598 decks
7%synergy
Changing Loyalty
3.8%inclusion23 decks598 decks
3%synergy
Primary Research
3.7%inclusion22 decks598 decks
4%synergy
Exhibition Tidecaller
3.2%inclusion20 decks618 decks
3%synergy
Turbulent Moor
1.7%inclusion10 decks598 decks
0%synergy
High Synergy Cards
Ripples of Undeath
61%inclusion4.74K decks7.73K decks
59%synergy
Animate Dead
67%inclusion5.20K decks7.73K decks
58%synergy
Dress Down
57%inclusion4.40K decks7.73K decks
55%synergy
Inquisitive Glimmer
58%inclusion4.50K decks7.73K decks
51%synergy
Necromancy
55%inclusion4.28K decks7.73K decks
51%synergy
Mesa Enchantress
53%inclusion4.10K decks7.73K decks
44%synergy
Entity Tracker
50%inclusion3.84K decks7.73K decks
44%synergy
Starfield Mystic
50%inclusion3.86K decks7.73K decks
43%synergy
Gravebreaker Lamia
43%inclusion3.36K decks7.73K decks
42%synergy
Demon of Fate's Design
46%inclusion3.55K decks7.73K decks
40%synergy
Top Cards
Swords to Plowshares
61%inclusion4.71K decks7.73K decks
-7%synergy
Mystic Remora
59%inclusion4.55K decks7.73K decks
38%synergy
Sevinne's Reclamation
47%inclusion3.63K decks7.73K decks
38%synergy
Mirrormade
46%inclusion3.59K decks7.73K decks
37%synergy
Entomb
44%inclusion3.38K decks7.73K decks
37%synergy
Fear of Sleep Paralysis
42%inclusion3.26K decks7.73K decks
37%synergy
Doomwake Giant
42%inclusion3.21K decks7.73K decks
36%synergy
Blind Obedience
41%inclusion3.14K decks7.73K decks
29%synergy
Sphere of Safety
41%inclusion3.14K decks7.73K decks
31%synergy
Scrabbling Skullcrab
40%inclusion3.10K decks7.73K decks
39%synergy
Game Changers
Smothering Tithe
50%inclusion3.89K decks7.73K decks
20%synergy
Rhystic Study
48%inclusion3.69K decks7.73K decks
17%synergy
Enlightened Tutor
37%inclusion2.87K decks7.73K decks
18%synergy
Demonic Tutor
32%inclusion2.44K decks7.73K decks
11%synergy
Vampiric Tutor
29%inclusion2.23K decks7.73K decks
12%synergy
Thassa's Oracle
29%inclusion2.22K decks7.73K decks
20%synergy
Ancient Tomb
25%inclusion1.96K decks7.73K decks
13%synergy
Mana Vault
25%inclusion1.91K decks7.73K decks
16%synergy
Force of Will
25%inclusion1.90K decks7.73K decks
12%synergy
Fierce Guardianship
24%inclusion1.89K decks7.73K decks
4%synergy
Creatures
Ondu Spiritdancer
37%inclusion2.86K decks7.73K decks
31%synergy
Overlord of the Floodpits
36%inclusion2.77K decks7.73K decks
32%synergy
Overlord of the Balemurk
34%inclusion2.64K decks7.73K decks
32%synergy
Abdel Adrian, Gorion's Ward
34%inclusion2.63K decks7.73K decks
32%synergy
Victor, Valgavoth's Seneschal
33%inclusion2.56K decks7.73K decks
31%synergy
Esper Sentinel
33%inclusion2.55K decks7.73K decks
6%synergy
Fear of Impostors
30%inclusion2.35K decks7.73K decks
29%synergy
Zur, Eternal Schemer
29%inclusion2.28K decks7.73K decks
26%synergy
Grand Abolisher
27%inclusion2.11K decks7.73K decks
13%synergy
Lotho, Corrupt Shirriff
27%inclusion2.05K decks7.73K decks
10%synergy
Ghostly Dancers
24%inclusion1.88K decks7.73K decks
22%synergy
Zur the Enchanter
23%inclusion1.78K decks7.73K decks
18%synergy
Silent Hallcreeper
23%inclusion1.77K decks7.73K decks
18%synergy
Valley Floodcaller
22%inclusion1.73K decks7.73K decks
19%synergy
Orcish Bowmasters
22%inclusion1.73K decks7.73K decks
12%synergy
Soaring Lightbringer
22%inclusion1.72K decks7.73K decks
18%synergy
Enduring Curiosity
21%inclusion1.61K decks7.73K decks
13%synergy
Hullbreaker Horror
20%inclusion1.57K decks7.73K decks
14%synergy
Grim Guardian
20%inclusion1.56K decks7.73K decks
18%synergy
Moon-Blessed Cleric
20%inclusion1.54K decks7.73K decks
15%synergy
Heliod, the Radiant Dawn
20%inclusion1.54K decks7.73K decks
16%synergy
Ranger-Captain of Eos
19%inclusion1.48K decks7.73K decks
13%synergy
Aminatou, Veil Piercer
19%inclusion1.44K decks7.73K decks
17%synergy
Displacer Kitten
18%inclusion1.38K decks7.73K decks
11%synergy
Archon of Sun's Grace
17%inclusion1.33K decks7.73K decks
13%synergy
Opposition Agent
15%inclusion1.16K decks7.73K decks
7%synergy
Athreos, Shroud-Veiled
14%inclusion1.05K decks7.73K decks
9%synergy
Mindwrack Harpy
13%inclusion1.04K decks7.73K decks
13%synergy
Ledger Shredder
13%inclusion1.02K decks7.73K decks
5%synergy
Lurrus of the Dream-Den
13%inclusion1K decks7.73K decks
11%synergy
Archetype of Imagination
12%inclusion944 decks7.73K decks
7%synergy
Overlord of the Mistmoors
12%inclusion941 decks7.73K decks
10%synergy
Drannith Magistrate
12%inclusion923 decks7.73K decks
4%synergy
Hedron Crab
12%inclusion909 decks7.73K decks
11%synergy
Sage of Mysteries
12%inclusion906 decks7.73K decks
11%synergy
Mockingbird
11%inclusion859 decks7.73K decks
7%synergy
Alseid of Life's Bounty
11%inclusion859 decks7.73K decks
10%synergy
Voice of Victory
11%inclusion505 decks4.65K decks
2%synergy
Ancient Cellarspawn
11%inclusion837 decks7.73K decks
8%synergy
Skullsnap Nuisance
10%inclusion807 decks7.73K decks
10%synergy
Archivist of Oghma
10%inclusion805 decks7.73K decks
4%synergy
Balemurk Leech
10%inclusion790 decks7.73K decks
10%synergy
Talion, the Kindly Lord
10%inclusion779 decks7.73K decks
2%synergy
Spirited Companion
9.5%inclusion732 decks7.73K decks
8%synergy
Gremlin Tamer
9.2%inclusion709 decks7.73K decks
8%synergy
Auriok Salvagers
8.9%inclusion690 decks7.73K decks
9%synergy
Nashi, Searcher in the Dark
8.6%inclusion668 decks7.73K decks
8%synergy
Phyrexian Metamorph
8.3%inclusion641 decks7.73K decks
0%synergy
Wan Shi Tong, Librarian
7.9%inclusion184 decks2.32K decks
3%synergy
Fear of Infinity
7.5%inclusion582 decks7.73K decks
7%synergy
Instants
Dark Ritual
40%inclusion3.08K decks7.73K decks
20%synergy
An Offer You Can't Refuse
35%inclusion2.74K decks7.73K decks
8%synergy
Swan Song
32%inclusion2.46K decks7.73K decks
12%synergy
Path to Exile
30%inclusion2.34K decks7.73K decks
-12%synergy
Counterspell
30%inclusion2.30K decks7.73K decks
-12%synergy
Arcane Denial
26%inclusion2.04K decks7.73K decks
6%synergy
Silence
26%inclusion2K decks7.73K decks
16%synergy
Cyclonic Rift
23%inclusion1.80K decks7.73K decks
0%synergy
Force of Negation
23%inclusion1.75K decks7.73K decks
11%synergy
Flusterstorm
22%inclusion1.73K decks7.73K decks
14%synergy
Demonic Consultation
22%inclusion1.69K decks7.73K decks
14%synergy
Tainted Pact
22%inclusion1.68K decks7.73K decks
15%synergy
Mindbreak Trap
20%inclusion1.56K decks7.73K decks
14%synergy
Intuition
19%inclusion1.50K decks7.73K decks
18%synergy
Pact of Negation
19%inclusion1.50K decks7.73K decks
12%synergy
Mystical Tutor
19%inclusion1.49K decks7.73K decks
8%synergy
Borne Upon a Wind
19%inclusion1.44K decks7.73K decks
14%synergy
Mental Misstep
18%inclusion1.43K decks7.73K decks
12%synergy
Mana Drain
18%inclusion1.36K decks7.73K decks
0%synergy
Cabal Ritual
17%inclusion1.30K decks7.73K decks
13%synergy
Void Rend
15%inclusion1.20K decks7.73K decks
-19%synergy
Sink into Stupor
15%inclusion1.16K decks7.73K decks
2%synergy
Dovin's Veto
15%inclusion1.15K decks7.73K decks
-11%synergy
Thirst for Meaning
15%inclusion1.13K decks7.73K decks
13%synergy
Frantic Search
13%inclusion1K decks7.73K decks
-5%synergy
Otherworldly Gaze
13%inclusion997 decks7.73K decks
11%synergy
Inkshield
13%inclusion982 decks7.73K decks
3%synergy
Chain of Vapor
11%inclusion828 decks7.73K decks
8%synergy
Brainstorm
10%inclusion787 decks7.73K decks
-7%synergy
Negate
10%inclusion783 decks7.73K decks
-6%synergy
Into the Flood Maw
10%inclusion746 decks7.73K decks
6%synergy
Gifts Ungiven
9.5%inclusion731 decks7.73K decks
7%synergy
Anguished Unmaking
8.2%inclusion635 decks7.73K decks
-17%synergy
Teferi's Protection
6.6%inclusion512 decks7.73K decks
-10%synergy
Fell the Profane
6.4%inclusion495 decks7.73K decks
-2%synergy
Utter End
5.8%inclusion451 decks7.73K decks
-1%synergy
Ad Nauseam
5.5%inclusion428 decks7.73K decks
3%synergy
Deadly Rollick
5.4%inclusion416 decks7.73K decks
-10%synergy
Generous Gift
5.2%inclusion402 decks7.73K decks
-9%synergy
Retraction Helix
5.2%inclusion399 decks7.73K decks
4%synergy
Brain Freeze
5.1%inclusion393 decks7.73K decks
5%synergy
Sorceries
Redress Fate
30%inclusion2.29K decks7.73K decks
24%synergy
Windfall
27%inclusion2.10K decks7.73K decks
14%synergy
Reanimate
26%inclusion2.04K decks7.73K decks
10%synergy
Toxic Deluge
20%inclusion1.57K decks7.73K decks
1%synergy
Imperial Seal
18%inclusion1.36K decks7.73K decks
10%synergy
Extinguish All Hope
15%inclusion1.16K decks7.73K decks
13%synergy
Singularity Rupture
15%inclusion493 decks3.34K decks
12%synergy
Dance of the Manse
14%inclusion1.10K decks7.73K decks
11%synergy
Time Wipe
11%inclusion859 decks7.73K decks
5%synergy
Damn
10%inclusion790 decks7.73K decks
-10%synergy
Demonic Counsel
10%inclusion748 decks7.73K decks
9%synergy
Idyllic Tutor
9.3%inclusion716 decks7.73K decks
5%synergy
Glimpse the Unthinkable
9.1%inclusion706 decks7.73K decks
9%synergy
Lively Dirge
8.9%inclusion690 decks7.73K decks
8%synergy
Supreme Verdict
8.9%inclusion688 decks7.73K decks
-6%synergy
Resurgent Belief
8.8%inclusion678 decks7.73K decks
7%synergy
Beseech the Mirror
8.3%inclusion640 decks7.73K decks
4%synergy
Unmarked Grave
8.2%inclusion631 decks7.73K decks
7%synergy
Ponder
7.7%inclusion599 decks7.73K decks
-1%synergy
Replenish
7.5%inclusion583 decks7.73K decks
6%synergy
Buried Alive
7.3%inclusion562 decks7.73K decks
3%synergy
Space-Time Anomaly
7.2%inclusion237 decks3.28K decks
6%synergy
Mnemonic Betrayal
6.6%inclusion508 decks7.73K decks
4%synergy
Farewell
5.3%inclusion406 decks7.73K decks
-7%synergy
Utility Artifacts
The One Ring
22%inclusion1.73K decks7.73K decks
10%synergy
Wishclaw Talisman
20%inclusion1.52K decks7.73K decks
12%synergy
Mesmeric Orb
15%inclusion1.19K decks7.73K decks
14%synergy
Cloud Key
10%inclusion757 decks7.73K decks
7%synergy
Lightning Greaves
8.1%inclusion628 decks7.73K decks
-15%synergy
Keys to the House
5.7%inclusion443 decks7.71K decks
6%synergy
Swiftfoot Boots
5.5%inclusion427 decks7.73K decks
-19%synergy
Enchantments
Dance of the Dead
39%inclusion2.98K decks7.73K decks
36%synergy
Secret Arcade // Dusty Parlor
38%inclusion2.91K decks7.73K decks
33%synergy
Amphibian Downpour
37%inclusion2.84K decks7.73K decks
32%synergy
Propaganda
35%inclusion2.71K decks7.73K decks
7%synergy
Sigil of the Empty Throne
33%inclusion2.59K decks7.73K decks
28%synergy
Grasp of Fate
31%inclusion2.37K decks7.73K decks
25%synergy
Seal of Cleansing
30%inclusion2.30K decks7.73K decks
28%synergy
Ghostly Prison
30%inclusion2.29K decks7.73K decks
7%synergy
Cemetery Tampering
29%inclusion2.23K decks7.73K decks
28%synergy
Monologue Tax
26%inclusion1.99K decks7.73K decks
19%synergy
Starfield of Nyx
25%inclusion1.96K decks7.73K decks
21%synergy
Estrid's Invocation
24%inclusion1.86K decks7.73K decks
19%synergy
Necropotence
23%inclusion1.80K decks7.73K decks
17%synergy
Cacophony Unleashed
22%inclusion1.67K decks7.73K decks
20%synergy
The Meathook Massacre
21%inclusion1.65K decks7.73K decks
18%synergy
Touch the Spirit Realm
21%inclusion1.60K decks7.73K decks
18%synergy
Defiled Crypt // Cadaver Lab
21%inclusion1.58K decks7.71K decks
20%synergy
Darksteel Mutation
20%inclusion1.57K decks7.73K decks
14%synergy
Shark Typhoon
20%inclusion1.56K decks7.73K decks
14%synergy
Tinybones Joins Up
19%inclusion1.46K decks7.73K decks
18%synergy
Stillness in Motion
18%inclusion829 decks4.55K decks
18%synergy
All That Glitters
17%inclusion1.31K decks7.73K decks
8%synergy
Copy Enchantment
17%inclusion1.30K decks7.73K decks
12%synergy
Polluted Cistern // Dim Oubliette
17%inclusion1.29K decks7.72K decks
16%synergy
Extravagant Replication
17%inclusion1.29K decks7.73K decks
12%synergy
Timely Ward
16%inclusion1.26K decks7.73K decks
11%synergy
Static Prison
16%inclusion1.25K decks7.73K decks
16%synergy
The Tale of Tamiyo
16%inclusion1.25K decks7.73K decks
16%synergy
Seal of Removal
16%inclusion1.23K decks7.73K decks
15%synergy
Phyrexian Arena
16%inclusion1.23K decks7.73K decks
2%synergy
Ethereal Armor
16%inclusion1.22K decks7.73K decks
11%synergy
Black Market Connections
15%inclusion1.17K decks7.73K decks
0%synergy
Greater Auramancy
15%inclusion1.16K decks7.73K decks
11%synergy
Out of the Tombs
15%inclusion1.15K decks7.73K decks
14%synergy
Imprisoned in the Moon
15%inclusion1.14K decks7.73K decks
8%synergy
Hallowed Haunting
14%inclusion1.07K decks7.73K decks
11%synergy
Bottomless Pool // Locker Room
14%inclusion1.06K decks7.73K decks
12%synergy
Restricted Office // Lecture Hall
13%inclusion1.03K decks7.73K decks
11%synergy
Leyline of Anticipation
13%inclusion1.03K decks7.73K decks
9%synergy
The Eldest Reborn
13%inclusion1K decks7.73K decks
11%synergy
Mirror Room // Fractured Realm
13%inclusion999 decks7.73K decks
11%synergy
Cramped Vents // Access Maze
13%inclusion983 decks7.73K decks
10%synergy
Trouble in Pairs
12%inclusion940 decks7.73K decks
7%synergy
Court of Cunning
12%inclusion937 decks7.73K decks
11%synergy
Sheltered by Ghosts
11%inclusion888 decks7.73K decks
9%synergy
Central Elevator // Promising Stairs
11%inclusion842 decks7.73K decks
10%synergy
Dazzling Theater // Prop Room
11%inclusion821 decks7.71K decks
9%synergy
Copy Artifact
11%inclusion817 decks7.73K decks
10%synergy
Teval's Judgment
11%inclusion486 decks4.63K decks
10%synergy
One with the Multiverse
10%inclusion805 decks7.73K decks
6%synergy
Battles
Invasion of Theros
5.9%inclusion458 decks7.73K decks
4%synergy
Planeswalkers
Teferi, Time Raveler
17%inclusion1.35K decks7.73K decks
9%synergy
Utility Lands
Hall of Heliod's Generosity
48%inclusion3.72K decks7.73K decks
35%synergy
Otawara, Soaring City
33%inclusion2.52K decks7.73K decks
13%synergy
Bojuka Bog
32%inclusion2.47K decks7.73K decks
5%synergy
Urza's Saga
15%inclusion1.15K decks7.73K decks
3%synergy
Cephalid Coliseum
14%inclusion1.10K decks7.73K decks
11%synergy
Reliquary Tower
13%inclusion1.03K decks7.73K decks
-21%synergy
Takenuma, Abandoned Mire
13%inclusion969 decks7.73K decks
6%synergy
Halimar Depths
10%inclusion789 decks7.73K decks
6%synergy
Urborg, Tomb of Yawgmoth
10%inclusion753 decks7.73K decks
-3%synergy
Emergence Zone
9.3%inclusion720 decks7.73K decks
7%synergy
Serra's Sanctum
9.1%inclusion702 decks7.73K decks
7%synergy
Minamo, School at Water's Edge
8.4%inclusion648 decks7.73K decks
5%synergy
Mana Artifacts
Sol Ring
90%inclusion6.97K decks7.73K decks
0%synergy
Arcane Signet
90%inclusion6.96K decks7.73K decks
2%synergy
Talisman of Dominance
57%inclusion4.43K decks7.73K decks
8%synergy
Talisman of Progress
50%inclusion3.89K decks7.73K decks
6%synergy
Talisman of Hierarchy
44%inclusion3.39K decks7.73K decks
0%synergy
Fellwar Stone
43%inclusion3.31K decks7.73K decks
10%synergy
Azorius Signet
34%inclusion2.63K decks7.73K decks
4%synergy
Orzhov Signet
32%inclusion2.50K decks7.73K decks
0%synergy
Lotus Petal
25%inclusion1.96K decks7.73K decks
15%synergy
Dimir Signet
24%inclusion1.87K decks7.73K decks
-6%synergy
Chrome Mox
22%inclusion1.74K decks7.73K decks
13%synergy
Mox Diamond
19%inclusion1.46K decks7.73K decks
12%synergy
Mox Opal
18%inclusion1.42K decks7.73K decks
10%synergy
Mind Stone
15%inclusion1.12K decks7.73K decks
2%synergy
Lion's Eye Diamond
14%inclusion1.11K decks7.73K decks
12%synergy
Commander's Sphere
12%inclusion916 decks7.73K decks
-6%synergy
Mox Amber
10%inclusion792 decks7.73K decks
4%synergy
Grim Monolith
8.4%inclusion652 decks7.73K decks
5%synergy
Thought Vessel
6.4%inclusion496 decks7.73K decks
-18%synergy
Chromatic Lantern
5.9%inclusion457 decks7.73K decks
-7%synergy
Lands
Command Tower
94%inclusion7.24K decks7.73K decks
1%synergy
Island
86%inclusion6.63K decks7.73K decks
-7%synergy
Swamp
83%inclusion6.44K decks7.73K decks
-8%synergy
Plains
82%inclusion6.33K decks7.73K decks
-10%synergy
Godless Shrine
59%inclusion4.53K decks7.73K decks
7%synergy
Hallowed Fountain
58%inclusion4.52K decks7.73K decks
8%synergy
Watery Grave
58%inclusion4.52K decks7.73K decks
8%synergy
Exotic Orchard
55%inclusion4.28K decks7.73K decks
-3%synergy
Flooded Strand
52%inclusion3.98K decks7.73K decks
13%synergy
Polluted Delta
51%inclusion3.95K decks7.73K decks
13%synergy
Marsh Flats
48%inclusion3.73K decks7.73K decks
12%synergy
Arcane Sanctum
47%inclusion3.63K decks7.73K decks
-7%synergy
Caves of Koilos
45%inclusion3.47K decks7.73K decks
9%synergy
Adarkar Wastes
44%inclusion3.41K decks7.73K decks
12%synergy
Underground River
42%inclusion3.24K decks7.73K decks
8%synergy
Morphic Pool
40%inclusion3.07K decks7.73K decks
6%synergy
Sea of Clouds
39%inclusion3.02K decks7.73K decks
4%synergy
Vault of Champions
36%inclusion2.79K decks7.73K decks
4%synergy
Raffine's Tower
34%inclusion2.67K decks7.73K decks
-6%synergy
Undercity Sewers
34%inclusion2.66K decks7.73K decks
20%synergy
Glacial Fortress
31%inclusion2.36K decks7.73K decks
-12%synergy
Isolated Chapel
29%inclusion2.25K decks7.73K decks
-12%synergy
Meticulous Archive
28%inclusion2.13K decks7.73K decks
14%synergy
City of Brass
27%inclusion2.12K decks7.73K decks
12%synergy
Scrubland
26%inclusion2.04K decks7.73K decks
10%synergy
Tundra
26%inclusion2.03K decks7.73K decks
10%synergy
Underground Sea
26%inclusion2K decks7.73K decks
10%synergy
Shadowy Backstreet
26%inclusion2K decks7.73K decks
13%synergy
Mana Confluence
25%inclusion1.97K decks7.73K decks
12%synergy
Drowned Catacomb
25%inclusion1.95K decks7.73K decks
-12%synergy
Bloodstained Mire
25%inclusion1.90K decks7.73K decks
14%synergy
Misty Rainforest
24%inclusion1.88K decks7.73K decks
14%synergy
Prairie Stream
24%inclusion1.83K decks7.73K decks
-17%synergy
Verdant Catacombs
23%inclusion1.75K decks7.73K decks
13%synergy
Valgavoth's Lair
23%inclusion1.75K decks7.73K decks
20%synergy
Sunken Hollow
22%inclusion1.73K decks7.73K decks
-17%synergy
Evolving Wilds
22%inclusion1.70K decks7.73K decks
-3%synergy
Scalding Tarn
22%inclusion1.70K decks7.73K decks
11%synergy
Windswept Heath
21%inclusion1.64K decks7.73K decks
12%synergy
Terramorphic Expanse
21%inclusion1.63K decks7.73K decks
5%synergy
Gemstone Caverns
21%inclusion1.62K decks7.73K decks
13%synergy
Temple of Enlightenment
21%inclusion1.61K decks7.73K decks
5%synergy
Temple of Silence
20%inclusion1.58K decks7.73K decks
2%synergy
Temple of Deceit
20%inclusion1.52K decks7.73K decks
2%synergy
Arid Mesa
19%inclusion1.49K decks7.73K decks
10%synergy
Obscura Storefront
19%inclusion1.48K decks7.73K decks
10%synergy
Tainted Field
19%inclusion1.44K decks7.73K decks
12%synergy
Tainted Isle
18%inclusion1.40K decks7.73K decks
12%synergy
Azorius Chancery
18%inclusion1.40K decks7.73K decks
5%synergy
Dimir Aqueduct
17%inclusion1.35K decks7.73K decks
4%synergy