The Master of Keys (Commander) - Mill

The Master of Keys
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Background image for Examining Duskmourn: House of Horror, One Year Later
Josh Nelson
Sep 26, 2025
Josh Nelson
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!
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Sorceries
Utility Artifacts
Enchantments
Battles
Planeswalkers
Utility Lands
Mana Artifacts
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Wan Shi Tong, Librarian
21%inclusion6 decks29 decks
16%synergy
Waterbender Ascension
4.8%inclusion1 decks21 decks
3%synergy
Airbender Ascension
3.4%inclusion1 decks29 decks
3%synergy
High Synergy Cards
Ripples of Undeath
66%inclusion182 decks277 decks
63%synergy
Animate Dead
71%inclusion196 decks277 decks
61%synergy
Necromancy
60%inclusion167 decks277 decks
56%synergy
Dress Down
57%inclusion159 decks277 decks
55%synergy
Inquisitive Glimmer
57%inclusion159 decks277 decks
50%synergy
Scrabbling Skullcrab
46%inclusion127 decks277 decks
45%synergy
Mesa Enchantress
52%inclusion143 decks277 decks
42%synergy
Entity Tracker
49%inclusion135 decks277 decks
42%synergy
Gravebreaker Lamia
43%inclusion119 decks277 decks
42%synergy
Sevinne's Reclamation
49%inclusion137 decks277 decks
41%synergy
Top Cards
Mystic Remora
61%inclusion169 decks277 decks
40%synergy
Swords to Plowshares
58%inclusion162 decks277 decks
-10%synergy
Starfield Mystic
45%inclusion124 decks277 decks
38%synergy
Dance of the Dead
43%inclusion118 decks277 decks
40%synergy
Overlord of the Balemurk
43%inclusion118 decks277 decks
41%synergy
Entomb
42%inclusion116 decks277 decks
35%synergy
Demon of Fate's Design
42%inclusion115 decks277 decks
36%synergy
Dark Ritual
40%inclusion111 decks277 decks
21%synergy
Blind Obedience
39%inclusion109 decks277 decks
27%synergy
Doomwake Giant
38%inclusion105 decks277 decks
32%synergy
Game Changers
Smothering Tithe
51%inclusion141 decks277 decks
18%synergy
Rhystic Study
47%inclusion129 decks277 decks
14%synergy
Enlightened Tutor
39%inclusion109 decks277 decks
19%synergy
Demonic Tutor
32%inclusion89 decks277 decks
10%synergy
Thassa's Oracle
31%inclusion85 decks277 decks
21%synergy
Vampiric Tutor
28%inclusion77 decks277 decks
10%synergy
Ancient Tomb
26%inclusion73 decks277 decks
13%synergy
Force of Will
25%inclusion68 decks277 decks
12%synergy
Mana Vault
24%inclusion67 decks277 decks
15%synergy
Chrome Mox
23%inclusion63 decks277 decks
13%synergy
Creatures
Overlord of the Floodpits
38%inclusion104 decks277 decks
34%synergy
Fear of Sleep Paralysis
36%inclusion99 decks277 decks
30%synergy
Abdel Adrian, Gorion's Ward
33%inclusion92 decks277 decks
31%synergy
Victor, Valgavoth's Seneschal
33%inclusion91 decks277 decks
31%synergy
Fear of Impostors
32%inclusion89 decks277 decks
31%synergy
Esper Sentinel
32%inclusion89 decks277 decks
4%synergy
Ondu Spiritdancer
30%inclusion82 decks277 decks
23%synergy
Lotho, Corrupt Shirriff
28%inclusion77 decks277 decks
11%synergy
Grand Abolisher
27%inclusion74 decks277 decks
12%synergy
Zur, Eternal Schemer
27%inclusion74 decks277 decks
23%synergy
Silent Hallcreeper
23%inclusion63 decks277 decks
19%synergy
Heliod, the Radiant Dawn
22%inclusion62 decks277 decks
18%synergy
Valley Floodcaller
22%inclusion61 decks277 decks
18%synergy
Enduring Curiosity
22%inclusion61 decks277 decks
15%synergy
Ghostly Dancers
22%inclusion61 decks277 decks
19%synergy
Zur the Enchanter
22%inclusion61 decks277 decks
17%synergy
Orcish Bowmasters
22%inclusion60 decks277 decks
10%synergy
Grim Guardian
21%inclusion59 decks277 decks
19%synergy
Hullbreaker Horror
20%inclusion56 decks277 decks
14%synergy
Mindwrack Harpy
19%inclusion54 decks277 decks
19%synergy
Hedron Crab
19%inclusion53 decks277 decks
19%synergy
Displacer Kitten
19%inclusion52 decks277 decks
11%synergy
Ranger-Captain of Eos
18%inclusion51 decks277 decks
12%synergy
Ledger Shredder
16%inclusion45 decks277 decks
7%synergy
Alseid of Life's Bounty
16%inclusion44 decks277 decks
14%synergy
Archon of Sun's Grace
16%inclusion44 decks277 decks
11%synergy
Aminatou, Veil Piercer
16%inclusion43 decks277 decks
14%synergy
Sage of Mysteries
16%inclusion43 decks277 decks
15%synergy
Lurrus of the Dream-Den
15%inclusion42 decks277 decks
14%synergy
Skullsnap Nuisance
15%inclusion42 decks277 decks
15%synergy
Soaring Lightbringer
15%inclusion41 decks277 decks
10%synergy
Moon-Blessed Cleric
15%inclusion41 decks277 decks
10%synergy
Voice of Victory
14%inclusion19 decks134 decks
6%synergy
Overlord of the Mistmoors
13%inclusion35 decks277 decks
10%synergy
Opposition Agent
12%inclusion32 decks277 decks
3%synergy
Spirited Companion
12%inclusion32 decks277 decks
10%synergy
Balemurk Leech
12%inclusion32 decks277 decks
11%synergy
Laboratory Maniac
11%inclusion31 decks277 decks
8%synergy
Mockingbird
11%inclusion31 decks277 decks
7%synergy
Drannith Magistrate
11%inclusion30 decks277 decks
3%synergy
Nashi, Searcher in the Dark
10%inclusion29 decks277 decks
10%synergy
The Mindskinner
10%inclusion28 decks277 decks
9%synergy
Athreos, Shroud-Veiled
10%inclusion28 decks277 decks
6%synergy
Archivist of Oghma
10%inclusion27 decks277 decks
3%synergy
Stitcher's Supplier
10%inclusion27 decks277 decks
9%synergy
Gremlin Tamer
10%inclusion27 decks277 decks
9%synergy
Millikin
9.4%inclusion26 decks277 decks
9%synergy
Ancient Cellarspawn
9.4%inclusion26 decks277 decks
6%synergy
Phenax, God of Deception
8.7%inclusion24 decks277 decks
8%synergy
Archetype of Imagination
7.9%inclusion22 decks277 decks
3%synergy
Instants
An Offer You Can't Refuse
34%inclusion94 decks277 decks
8%synergy
Counterspell
34%inclusion93 decks277 decks
-8%synergy
Swan Song
30%inclusion83 decks277 decks
11%synergy
Path to Exile
27%inclusion75 decks277 decks
-15%synergy
Arcane Denial
26%inclusion73 decks277 decks
6%synergy
Silence
24%inclusion66 decks277 decks
13%synergy
Fierce Guardianship
22%inclusion61 decks277 decks
1%synergy
Force of Negation
22%inclusion60 decks277 decks
10%synergy
Demonic Consultation
21%inclusion59 decks277 decks
13%synergy
Flusterstorm
21%inclusion57 decks277 decks
12%synergy
Cyclonic Rift
21%inclusion57 decks277 decks
-4%synergy
Tainted Pact
20%inclusion56 decks277 decks
13%synergy
Intuition
20%inclusion55 decks277 decks
18%synergy
Mental Misstep
19%inclusion52 decks277 decks
12%synergy
Borne Upon a Wind
19%inclusion52 decks277 decks
14%synergy
Pact of Negation
18%inclusion51 decks277 decks
10%synergy
Mystical Tutor
18%inclusion51 decks277 decks
7%synergy
Mindbreak Trap
18%inclusion51 decks277 decks
11%synergy
Cabal Ritual
18%inclusion50 decks277 decks
15%synergy
Void Rend
18%inclusion49 decks277 decks
-16%synergy
Dovin's Veto
17%inclusion47 decks277 decks
-8%synergy
Sink into Stupor
17%inclusion46 decks277 decks
4%synergy
Otherworldly Gaze
16%inclusion43 decks277 decks
13%synergy
Thirst for Meaning
15%inclusion42 decks277 decks
14%synergy
Mana Drain
15%inclusion41 decks277 decks
-3%synergy
Frantic Search
14%inclusion38 decks277 decks
-3%synergy
Negate
11%inclusion30 decks277 decks
-6%synergy
Gifts Ungiven
10%inclusion28 decks277 decks
8%synergy
Into the Flood Maw
10%inclusion27 decks277 decks
6%synergy
Fell the Profane
9.4%inclusion26 decks277 decks
1%synergy
Brainstorm
9.4%inclusion26 decks277 decks
-8%synergy
Chain of Vapor
9.0%inclusion25 decks277 decks
5%synergy
Anguished Unmaking
8.7%inclusion24 decks277 decks
-16%synergy
Faithful Mending
7.6%inclusion21 decks277 decks
4%synergy
Strix Serenade
7.2%inclusion20 decks277 decks
3%synergy
Inkshield
6.9%inclusion19 decks277 decks
-2%synergy
Brain Freeze
6.9%inclusion19 decks277 decks
6%synergy
Thought Scour
6.9%inclusion19 decks277 decks
6%synergy
Retraction Helix
6.5%inclusion18 decks277 decks
6%synergy
Generous Gift
6.1%inclusion17 decks277 decks
-9%synergy
Sorceries
Reanimate
29%inclusion80 decks277 decks
13%synergy
Windfall
27%inclusion76 decks277 decks
14%synergy
Redress Fate
25%inclusion70 decks277 decks
19%synergy
Toxic Deluge
19%inclusion53 decks277 decks
0%synergy
Imperial Seal
19%inclusion52 decks277 decks
11%synergy
Dance of the Manse
17%inclusion46 decks277 decks
13%synergy
Singularity Rupture
16%inclusion13 decks82 decks
13%synergy
Space-Time Anomaly
14%inclusion11 decks79 decks
12%synergy
Glimpse the Unthinkable
13%inclusion37 decks277 decks
13%synergy
Damn
13%inclusion37 decks277 decks
-7%synergy
Demonic Counsel
12%inclusion34 decks277 decks
11%synergy
Lively Dirge
11%inclusion31 decks277 decks
10%synergy
Extinguish All Hope
11%inclusion31 decks277 decks
10%synergy
Breach the Multiverse
8.7%inclusion24 decks277 decks
6%synergy
Unmarked Grave
7.9%inclusion22 decks277 decks
7%synergy
Traumatize
7.6%inclusion21 decks277 decks
7%synergy
Resurgent Belief
7.6%inclusion21 decks277 decks
5%synergy
Idyllic Tutor
7.6%inclusion21 decks277 decks
3%synergy
Supreme Verdict
7.2%inclusion20 decks277 decks
-8%synergy
Wrath of God
6.9%inclusion19 decks277 decks
3%synergy
Beseech the Mirror
6.9%inclusion19 decks277 decks
3%synergy
Ponder
6.9%inclusion19 decks277 decks
-2%synergy
Replenish
6.9%inclusion19 decks277 decks
5%synergy
Time Wipe
6.5%inclusion18 decks277 decks
-1%synergy
Maddening Cacophony
6.1%inclusion17 decks277 decks
5%synergy
Cut Your Losses
5.8%inclusion16 decks277 decks
5%synergy
Buried Alive
5.8%inclusion16 decks277 decks
2%synergy
Farewell
5.8%inclusion16 decks277 decks
-7%synergy
Mnemonic Betrayal
5.1%inclusion14 decks277 decks
2%synergy
Utility Artifacts
Mesmeric Orb
29%inclusion80 decks277 decks
28%synergy
The One Ring
20%inclusion55 decks277 decks
6%synergy
Wishclaw Talisman
18%inclusion49 decks277 decks
9%synergy
Lightning Greaves
11%inclusion31 decks277 decks
-11%synergy
Cloud Key
6.9%inclusion19 decks277 decks
4%synergy
Wayfarer's Bauble
6.5%inclusion18 decks277 decks
-2%synergy
Mindcrank
6.5%inclusion18 decks277 decks
4%synergy
Altar of Dementia
6.5%inclusion18 decks277 decks
5%synergy
Perpetual Timepiece
5.1%inclusion14 decks277 decks
5%synergy
Enchantments
Mirrormade
38%inclusion105 decks277 decks
28%synergy
Amphibian Downpour
37%inclusion103 decks277 decks
33%synergy
Cemetery Tampering
36%inclusion99 decks277 decks
35%synergy
Propaganda
34%inclusion95 decks277 decks
8%synergy
Sphere of Safety
32%inclusion88 decks277 decks
22%synergy
Seal of Cleansing
31%inclusion85 decks277 decks
29%synergy
Secret Arcade // Dusty Parlor
31%inclusion85 decks277 decks
25%synergy
Grasp of Fate
29%inclusion81 decks277 decks
23%synergy
Ghostly Prison
29%inclusion79 decks277 decks
7%synergy
Starfield of Nyx
26%inclusion71 decks277 decks
22%synergy
Sigil of the Empty Throne
25%inclusion68 decks277 decks
19%synergy
Out of the Tombs
24%inclusion67 decks277 decks
24%synergy
Touch the Spirit Realm
24%inclusion67 decks277 decks
22%synergy
Estrid's Invocation
23%inclusion64 decks277 decks
19%synergy
The Meathook Massacre
22%inclusion61 decks277 decks
19%synergy
Necropotence
22%inclusion61 decks277 decks
15%synergy
Cacophony Unleashed
22%inclusion60 decks277 decks
20%synergy
Stillness in Motion
21%inclusion28 decks132 decks
21%synergy
Court of Cunning
21%inclusion58 decks277 decks
20%synergy
Tinybones Joins Up
21%inclusion57 decks277 decks
19%synergy
The Tale of Tamiyo
20%inclusion56 decks277 decks
20%synergy
Seal of Removal
20%inclusion56 decks277 decks
20%synergy
Defiled Crypt // Cadaver Lab
20%inclusion54 decks275 decks
19%synergy
Polluted Cistern // Dim Oubliette
20%inclusion54 decks276 decks
19%synergy
Static Prison
19%inclusion54 decks277 decks
19%synergy
Monologue Tax
18%inclusion51 decks277 decks
12%synergy
Black Market Connections
18%inclusion51 decks277 decks
5%synergy
Greater Auramancy
17%inclusion47 decks277 decks
12%synergy
Darksteel Mutation
16%inclusion44 decks277 decks
10%synergy
Shark Typhoon
16%inclusion43 decks277 decks
10%synergy
Phyrexian Arena
16%inclusion43 decks277 decks
2%synergy
Copy Enchantment
14%inclusion39 decks277 decks
9%synergy
All That Glitters
13%inclusion37 decks277 decks
5%synergy
Secrets of the Dead
13%inclusion37 decks277 decks
13%synergy
Chthonian Nightmare
13%inclusion37 decks277 decks
13%synergy
Hallowed Haunting
13%inclusion37 decks277 decks
11%synergy
Ethereal Armor
12%inclusion33 decks277 decks
7%synergy
Leyline of Anticipation
12%inclusion33 decks277 decks
7%synergy
Founding the Third Path
12%inclusion32 decks277 decks
11%synergy
Imprisoned in the Moon
12%inclusion32 decks277 decks
5%synergy
Extravagant Replication
11%inclusion31 decks277 decks
6%synergy
Sheltered by Ghosts
11%inclusion30 decks277 decks
8%synergy
Timely Ward
10%inclusion29 decks277 decks
5%synergy
Nowhere to Run
10%inclusion29 decks277 decks
9%synergy
Copy Artifact
10%inclusion29 decks277 decks
9%synergy
Teval's Judgment
10%inclusion14 decks134 decks
10%synergy
Aura of Silence
10%inclusion28 decks277 decks
7%synergy
Trouble in Pairs
10%inclusion27 decks277 decks
4%synergy
Authority of the Consuls
10%inclusion27 decks277 decks
-1%synergy
Restricted Office // Lecture Hall
9.4%inclusion26 decks277 decks
7%synergy
Battles
Invasion of Theros
6.9%inclusion19 decks277 decks
5%synergy
Planeswalkers
Teferi, Time Raveler
17%inclusion47 decks277 decks
9%synergy
Jace, Wielder of Mysteries
9.0%inclusion25 decks277 decks
7%synergy
Utility Lands
Hall of Heliod's Generosity
47%inclusion129 decks277 decks
33%synergy
Otawara, Soaring City
38%inclusion104 decks277 decks
18%synergy
Bojuka Bog
33%inclusion91 decks277 decks
5%synergy
Takenuma, Abandoned Mire
21%inclusion57 decks277 decks
14%synergy
Urza's Saga
16%inclusion45 decks277 decks
4%synergy
Cephalid Coliseum
16%inclusion45 decks277 decks
13%synergy
Reliquary Tower
13%inclusion37 decks277 decks
-20%synergy
Urborg, Tomb of Yawgmoth
12%inclusion33 decks277 decks
-1%synergy
Emergence Zone
12%inclusion32 decks277 decks
9%synergy
Nephalia Drownyard
11%inclusion30 decks277 decks
10%synergy
Serra's Sanctum
10%inclusion27 decks277 decks
8%synergy
Halimar Depths
7.6%inclusion21 decks277 decks
3%synergy
Minamo, School at Water's Edge
7.2%inclusion20 decks277 decks
3%synergy
Ishgard, the Holy See
6.7%inclusion7 decks105 decks
3%synergy
Rogue's Passage
5.4%inclusion15 decks277 decks
-4%synergy
Mana Artifacts
Arcane Signet
92%inclusion254 decks277 decks
4%synergy
Sol Ring
92%inclusion254 decks277 decks
2%synergy
Talisman of Dominance
61%inclusion168 decks277 decks
12%synergy
Talisman of Progress
52%inclusion145 decks277 decks
10%synergy
Talisman of Hierarchy
49%inclusion136 decks277 decks
6%synergy
Fellwar Stone
43%inclusion119 decks277 decks
9%synergy
Azorius Signet
27%inclusion74 decks277 decks
-6%synergy
Orzhov Signet
24%inclusion67 decks277 decks
-11%synergy
Lotus Petal
23%inclusion65 decks277 decks
13%synergy
Dimir Signet
22%inclusion62 decks277 decks
-10%synergy
Mox Diamond
19%inclusion54 decks277 decks
12%synergy
Mox Opal
19%inclusion53 decks277 decks
10%synergy
Lion's Eye Diamond
17%inclusion46 decks277 decks
14%synergy
Mind Stone
10%inclusion27 decks277 decks
-3%synergy
Mox Amber
10%inclusion27 decks277 decks
4%synergy
Commander's Sphere
8.7%inclusion24 decks277 decks
-11%synergy
Grim Monolith
8.7%inclusion24 decks277 decks
5%synergy
Thought Vessel
7.6%inclusion21 decks277 decks
-17%synergy
Chromatic Lantern
5.4%inclusion15 decks277 decks
-8%synergy
Lands
Command Tower
97%inclusion268 decks277 decks
4%synergy
Island
86%inclusion237 decks277 decks
-7%synergy
Swamp
83%inclusion229 decks277 decks
-8%synergy
Plains
81%inclusion224 decks277 decks
-10%synergy
Exotic Orchard
60%inclusion165 decks277 decks
1%synergy
Hallowed Fountain
60%inclusion165 decks277 decks
11%synergy
Watery Grave
59%inclusion164 decks277 decks
10%synergy
Godless Shrine
57%inclusion159 decks277 decks
7%synergy
Flooded Strand
56%inclusion155 decks277 decks
18%synergy
Polluted Delta
55%inclusion153 decks277 decks
18%synergy
Marsh Flats
51%inclusion141 decks277 decks
15%synergy
Arcane Sanctum
45%inclusion126 decks277 decks
-9%synergy
Adarkar Wastes
44%inclusion122 decks277 decks
14%synergy
Caves of Koilos
42%inclusion115 decks277 decks
6%synergy
Undercity Sewers
41%inclusion113 decks277 decks
27%synergy
Sea of Clouds
41%inclusion113 decks277 decks
5%synergy
Morphic Pool
41%inclusion113 decks277 decks
6%synergy
Underground River
40%inclusion110 decks277 decks
8%synergy
Vault of Champions
40%inclusion110 decks277 decks
7%synergy
Raffine's Tower
38%inclusion105 decks277 decks
-3%synergy
Meticulous Archive
33%inclusion91 decks277 decks
19%synergy
Shadowy Backstreet
32%inclusion89 decks277 decks
20%synergy
Isolated Chapel
31%inclusion87 decks277 decks
-7%synergy
Valgavoth's Lair
30%inclusion82 decks277 decks
27%synergy
Drowned Catacomb
28%inclusion78 decks277 decks
-7%synergy
Glacial Fortress
28%inclusion78 decks277 decks
-11%synergy
City of Brass
27%inclusion76 decks277 decks
12%synergy
Mana Confluence
27%inclusion75 decks277 decks
13%synergy
Scrubland
26%inclusion71 decks277 decks
10%synergy
Tundra
25%inclusion70 decks277 decks
9%synergy
Underground Sea
25%inclusion70 decks277 decks
10%synergy
Bloodstained Mire
25%inclusion68 decks277 decks
13%synergy
Evolving Wilds
23%inclusion65 decks277 decks
-2%synergy
Misty Rainforest
23%inclusion64 decks277 decks
12%synergy
Verdant Catacombs
23%inclusion63 decks277 decks
12%synergy
Scalding Tarn
23%inclusion63 decks277 decks
11%synergy
Windswept Heath
22%inclusion62 decks277 decks
12%synergy
Gemstone Caverns
22%inclusion62 decks277 decks
15%synergy
Prairie Stream
22%inclusion61 decks277 decks
-19%synergy
Sunken Hollow
22%inclusion60 decks277 decks
-18%synergy
Temple of Deceit
21%inclusion59 decks277 decks
3%synergy
Terramorphic Expanse
21%inclusion57 decks277 decks
4%synergy
Temple of Silence
21%inclusion57 decks277 decks
1%synergy
Temple of Enlightenment
20%inclusion56 decks277 decks
3%synergy
Arid Mesa
20%inclusion55 decks277 decks
10%synergy
Contaminated Landscape
19%inclusion53 decks277 decks
4%synergy
Shipwreck Marsh
19%inclusion52 decks277 decks
-2%synergy
Gloomlake Verge
18%inclusion51 decks277 decks
7%synergy
Azorius Chancery
18%inclusion50 decks277 decks
3%synergy
Deserted Beach
18%inclusion50 decks277 decks
-3%synergy
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