The Master of Keys (Commander) - cEDH

The Master of Keys
Rank #315
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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!
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
New Cards
High Synergy Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Wan Shi Tong, Librarian
50%inclusion24 decks48 decks
45%synergy
The Spirit Oasis
2.2%inclusion1 decks46 decks
2%synergy
Avatar's Wrath
2.1%inclusion1 decks47 decks
0%synergy
Northern Air Temple
2.1%inclusion1 decks48 decks
2%synergy
Southern Air Temple
0.9%inclusion1 decks110 decks
1%synergy
High Synergy Cards
Necromancy
95%inclusion524 decks553 decks
90%synergy
Abdel Adrian, Gorion's Ward
90%inclusion499 decks553 decks
88%synergy
Entomb
95%inclusion527 decks553 decks
88%synergy
Animate Dead
98%inclusion541 decks553 decks
88%synergy
Dance of the Dead
89%inclusion492 decks553 decks
87%synergy
Dress Down
87%inclusion480 decks553 decks
84%synergy
Tainted Pact
91%inclusion501 decks553 decks
83%synergy
Silence
92%inclusion511 decks553 decks
82%synergy
Demonic Consultation
88%inclusion488 decks553 decks
80%synergy
Flusterstorm
88%inclusion485 decks553 decks
79%synergy
Top Cards
Mystic Remora
98%inclusion542 decks553 decks
77%synergy
Esper Sentinel
95%inclusion528 decks553 decks
68%synergy
Dark Ritual
95%inclusion523 decks553 decks
75%synergy
Swan Song
90%inclusion498 decks553 decks
71%synergy
Orcish Bowmasters
89%inclusion494 decks553 decks
78%synergy
Grand Abolisher
88%inclusion488 decks553 decks
74%synergy
Force of Negation
86%inclusion473 decks553 decks
74%synergy
Mindbreak Trap
85%inclusion471 decks553 decks
78%synergy
The One Ring
82%inclusion454 decks553 decks
68%synergy
Ranger-Captain of Eos
80%inclusion443 decks553 decks
74%synergy
Game Changers
Rhystic Study
97%inclusion537 decks553 decks
64%synergy
Demonic Tutor
97%inclusion536 decks553 decks
75%synergy
Vampiric Tutor
96%inclusion531 decks553 decks
78%synergy
Thassa's Oracle
95%inclusion528 decks553 decks
86%synergy
Enlightened Tutor
95%inclusion527 decks553 decks
75%synergy
Mana Vault
95%inclusion524 decks553 decks
85%synergy
Chrome Mox
93%inclusion516 decks553 decks
84%synergy
Force of Will
93%inclusion514 decks553 decks
80%synergy
Smothering Tithe
92%inclusion509 decks553 decks
60%synergy
Ancient Tomb
91%inclusion503 decks553 decks
78%synergy
Creatures
Lotho, Corrupt Shirriff
78%inclusion433 decks553 decks
62%synergy
Valley Floodcaller
75%inclusion413 decks553 decks
70%synergy
Opposition Agent
59%inclusion327 decks553 decks
50%synergy
Displacer Kitten
57%inclusion314 decks553 decks
49%synergy
Voice of Victory
50%inclusion155 decks310 decks
42%synergy
Hullbreaker Horror
48%inclusion265 decks553 decks
42%synergy
Archivist of Oghma
44%inclusion242 decks553 decks
37%synergy
Drannith Magistrate
43%inclusion238 decks553 decks
35%synergy
Mockingbird
41%inclusion229 decks553 decks
37%synergy
Auriok Salvagers
39%inclusion215 decks553 decks
39%synergy
Lurrus of the Dream-Den
38%inclusion211 decks553 decks
37%synergy
Ledger Shredder
34%inclusion186 decks553 decks
25%synergy
Talion, the Kindly Lord
28%inclusion154 decks553 decks
20%synergy
Phyrexian Metamorph
27%inclusion152 decks553 decks
19%synergy
Tataru Taru
24%inclusion51 decks214 decks
16%synergy
Hedron Crab
22%inclusion123 decks553 decks
22%synergy
Faerie Mastermind
22%inclusion120 decks553 decks
12%synergy
Pollywog Prodigy
21%inclusion118 decks553 decks
17%synergy
Psychic Frog
21%inclusion118 decks553 decks
15%synergy
Dauthi Voidwalker
14%inclusion76 decks553 decks
8%synergy
Hoarding Broodlord
13%inclusion72 decks553 decks
11%synergy
Ghostly Pilferer
12%inclusion67 decks553 decks
5%synergy
Leonin Relic-Warder
10%inclusion58 decks553 decks
10%synergy
Volatile Stormdrake
9.2%inclusion51 decks553 decks
8%synergy
High Fae Trickster
8.9%inclusion42 decks474 decks
4%synergy
Snapcaster Mage
8.0%inclusion44 decks553 decks
6%synergy
Emet-Selch of the Third Seat
7.0%inclusion15 decks214 decks
-3%synergy
Gilded Drake
6.3%inclusion35 decks553 decks
5%synergy
Phantasmal Image
6.1%inclusion34 decks553 decks
3%synergy
Spellseeker
5.2%inclusion29 decks553 decks
4%synergy
Overlord of the Balemurk
5.2%inclusion29 decks553 decks
3%synergy
Entity Tracker
5.1%inclusion28 decks553 decks
-2%synergy
Instants
Intuition
80%inclusion443 decks553 decks
78%synergy
Mental Misstep
80%inclusion441 decks553 decks
73%synergy
Pact of Negation
79%inclusion439 decks553 decks
71%synergy
Swords to Plowshares
79%inclusion435 decks553 decks
10%synergy
Fierce Guardianship
72%inclusion399 decks553 decks
51%synergy
Borne Upon a Wind
71%inclusion392 decks553 decks
66%synergy
Mystical Tutor
67%inclusion371 decks553 decks
55%synergy
An Offer You Can't Refuse
63%inclusion351 decks553 decks
37%synergy
Cyclonic Rift
60%inclusion330 decks553 decks
35%synergy
Cabal Ritual
55%inclusion304 decks553 decks
51%synergy
Into the Flood Maw
40%inclusion223 decks553 decks
37%synergy
Chain of Vapor
40%inclusion222 decks553 decks
37%synergy
Mana Drain
34%inclusion190 decks553 decks
17%synergy
Gifts Ungiven
34%inclusion188 decks553 decks
32%synergy
Sink into Stupor
31%inclusion173 decks553 decks
19%synergy
Ad Nauseam
21%inclusion114 decks553 decks
18%synergy
Retraction Helix
20%inclusion108 decks553 decks
19%synergy
Culling the Weak
17%inclusion96 decks553 decks
16%synergy
Path to Exile
17%inclusion96 decks553 decks
-24%synergy
Brain Freeze
14%inclusion75 decks553 decks
13%synergy
Darkblast
13%inclusion70 decks553 decks
13%synergy
Banishing Knack
12%inclusion69 decks553 decks
12%synergy
Dispel
12%inclusion64 decks553 decks
8%synergy
Saw in Half
11%inclusion59 decks553 decks
9%synergy
Strix Serenade
10%inclusion53 decks553 decks
6%synergy
Deadly Rollick
8.7%inclusion48 decks553 decks
-5%synergy
Sacrifice
7.8%inclusion43 decks553 decks
7%synergy
Muddle the Mixture
7.8%inclusion43 decks553 decks
4%synergy
Spell Pierce
6.5%inclusion36 decks553 decks
4%synergy
Lim-Dûl's Vault
6.0%inclusion33 decks553 decks
2%synergy
Angel's Grace
5.6%inclusion31 decks553 decks
3%synergy
Orim's Chant
5.4%inclusion30 decks553 decks
4%synergy
Dovin's Veto
5.2%inclusion29 decks553 decks
-19%synergy
Counterspell
5.2%inclusion29 decks553 decks
-36%synergy
Rain of Filth
5.2%inclusion29 decks553 decks
5%synergy
Dismember
5.2%inclusion29 decks553 decks
0%synergy
Sorceries
Imperial Seal
77%inclusion426 decks553 decks
69%synergy
Sevinne's Reclamation
71%inclusion390 decks553 decks
62%synergy
Toxic Deluge
40%inclusion219 decks553 decks
20%synergy
Reanimate
36%inclusion198 decks553 decks
20%synergy
Windfall
29%inclusion162 decks553 decks
15%synergy
Lively Dirge
25%inclusion140 decks553 decks
24%synergy
Beseech the Mirror
25%inclusion139 decks553 decks
21%synergy
Mnemonic Betrayal
21%inclusion117 decks553 decks
18%synergy
Demonic Counsel
19%inclusion103 decks553 decks
17%synergy
Unmarked Grave
11%inclusion61 decks553 decks
10%synergy
Yawgmoth's Will
10%inclusion54 decks553 decks
8%synergy
Cabal Therapy
9.0%inclusion50 decks553 decks
9%synergy
Praetor's Grasp
8.5%inclusion47 decks553 decks
6%synergy
Diabolic Intent
8.1%inclusion45 decks553 decks
3%synergy
Utility Artifacts
Wishclaw Talisman
71%inclusion390 decks553 decks
62%synergy
Cursed Totem
11%inclusion62 decks553 decks
9%synergy
Mesmeric Orb
8.7%inclusion48 decks553 decks
8%synergy
Vexing Bauble
7.4%inclusion41 decks553 decks
6%synergy
Sensei's Divining Top
5.1%inclusion28 decks553 decks
-5%synergy
Enchantments
Necropotence
67%inclusion372 decks553 decks
60%synergy
Tinybones Joins Up
67%inclusion368 decks553 decks
65%synergy
Blind Obedience
63%inclusion348 decks553 decks
50%synergy
Ripples of Undeath
51%inclusion284 decks553 decks
49%synergy
Amphibian Downpour
51%inclusion284 decks553 decks
47%synergy
Touch the Spirit Realm
43%inclusion237 decks553 decks
40%synergy
Copy Artifact
42%inclusion233 decks553 decks
41%synergy
Mirrormade
37%inclusion204 decks553 decks
27%synergy
Static Prison
36%inclusion200 decks553 decks
36%synergy
The Meathook Massacre
36%inclusion200 decks553 decks
33%synergy
Steal Enchantment
30%inclusion164 decks553 decks
29%synergy
Counterbalance
19%inclusion104 decks553 decks
17%synergy
Trouble in Pairs
18%inclusion98 decks553 decks
12%synergy
Founding the Third Path
16%inclusion87 decks553 decks
16%synergy
Copy Enchantment
12%inclusion68 decks553 decks
8%synergy
Chthonian Nightmare
12%inclusion67 decks553 decks
11%synergy
Chains of Mephistopheles
12%inclusion65 decks553 decks
12%synergy
Monologue Tax
9.0%inclusion50 decks553 decks
3%synergy
Seal of Removal
8.1%inclusion45 decks553 decks
8%synergy
Leyline of Anticipation
7.2%inclusion40 decks553 decks
3%synergy
Seal of Cleansing
6.0%inclusion33 decks553 decks
4%synergy
Aura of Silence
5.6%inclusion31 decks553 decks
2%synergy
Second Chance
5.2%inclusion29 decks553 decks
5%synergy
Dance of Many
5.1%inclusion28 decks553 decks
5%synergy
Planeswalkers
Teferi, Time Raveler
55%inclusion306 decks553 decks
47%synergy
Tezzeret, Cruel Captain
5.2%inclusion8 decks154 decks
3%synergy
Utility Lands
Otawara, Soaring City
88%inclusion484 decks553 decks
68%synergy
Urza's Saga
39%inclusion218 decks553 decks
27%synergy
Minamo, School at Water's Edge
33%inclusion183 decks553 decks
29%synergy
Emergence Zone
28%inclusion157 decks553 decks
26%synergy
Cephalid Coliseum
20%inclusion113 decks553 decks
17%synergy
City of Traitors
14%inclusion80 decks553 decks
13%synergy
Serra's Sanctum
12%inclusion67 decks553 decks
10%synergy
Takenuma, Abandoned Mire
11%inclusion61 decks553 decks
4%synergy
Urborg, Tomb of Yawgmoth
8.9%inclusion49 decks553 decks
-4%synergy
Mistrise Village
6.8%inclusion21 decks307 decks
3%synergy
Hall of Heliod's Generosity
6.7%inclusion37 decks553 decks
-6%synergy
Mana Artifacts
Sol Ring
100%inclusion551 decks553 decks
10%synergy
Arcane Signet
98%inclusion540 decks553 decks
10%synergy
Lotus Petal
93%inclusion516 decks553 decks
82%synergy
Talisman of Dominance
86%inclusion474 decks553 decks
37%synergy
Mox Diamond
82%inclusion455 decks553 decks
75%synergy
Fellwar Stone
82%inclusion451 decks553 decks
47%synergy
Mox Opal
79%inclusion438 decks553 decks
70%synergy
Lion's Eye Diamond
67%inclusion369 decks553 decks
65%synergy
Talisman of Progress
56%inclusion310 decks553 decks
13%synergy
Mox Amber
41%inclusion224 decks553 decks
34%synergy
Talisman of Hierarchy
40%inclusion221 decks553 decks
-3%synergy
Grim Monolith
36%inclusion198 decks553 decks
32%synergy
Basalt Monolith
6.9%inclusion38 decks553 decks
5%synergy
Lands
Command Tower
98%inclusion541 decks553 decks
5%synergy
Polluted Delta
96%inclusion531 decks553 decks
59%synergy
Watery Grave
96%inclusion530 decks553 decks
46%synergy
Hallowed Fountain
95%inclusion525 decks553 decks
46%synergy
Flooded Strand
94%inclusion521 decks553 decks
57%synergy
Godless Shrine
94%inclusion518 decks553 decks
44%synergy
Marsh Flats
93%inclusion516 decks553 decks
57%synergy
City of Brass
88%inclusion486 decks553 decks
73%synergy
Gemstone Caverns
88%inclusion484 decks553 decks
80%synergy
Mana Confluence
87%inclusion480 decks553 decks
73%synergy
Tundra
85%inclusion471 decks553 decks
69%synergy
Scrubland
85%inclusion470 decks553 decks
69%synergy
Underground Sea
82%inclusion456 decks553 decks
67%synergy
Misty Rainforest
82%inclusion452 decks553 decks
70%synergy
Bloodstained Mire
81%inclusion447 decks553 decks
70%synergy
Verdant Catacombs
78%inclusion433 decks553 decks
68%synergy
Scalding Tarn
74%inclusion409 decks553 decks
63%synergy
Windswept Heath
71%inclusion392 decks553 decks
61%synergy
Exotic Orchard
71%inclusion390 decks553 decks
12%synergy
Morphic Pool
67%inclusion373 decks553 decks
33%synergy
Arid Mesa
62%inclusion343 decks553 decks
52%synergy
Undercity Sewers
56%inclusion310 decks553 decks
42%synergy
Sea of Clouds
55%inclusion303 decks553 decks
19%synergy
Vault of Champions
47%inclusion260 decks553 decks
14%synergy
Island
45%inclusion247 decks553 decks
-48%synergy
Swamp
39%inclusion213 decks553 decks
-53%synergy
Sink into Stupor
31%inclusion173 decks553 decks
19%synergy
Plains
29%inclusion158 decks553 decks
-63%synergy
Starting Town
26%inclusion55 decks214 decks
22%synergy
Meticulous Archive
25%inclusion138 decks553 decks
11%synergy
Forbidden Orchard
21%inclusion117 decks553 decks
19%synergy
Spire of Industry
19%inclusion107 decks553 decks
11%synergy
Shadowy Backstreet
18%inclusion100 decks553 decks
6%synergy
Cavern of Souls
18%inclusion98 decks553 decks
11%synergy
Underground River
15%inclusion85 decks553 decks
-17%synergy
Talon Gates of Madara
12%inclusion69 decks553 decks
11%synergy
Caves of Koilos
11%inclusion59 decks553 decks
-25%synergy
Adarkar Wastes
11%inclusion59 decks553 decks
-20%synergy
Gloomlake Verge
9.0%inclusion50 decks553 decks
-2%synergy
Raffine's Tower
8.1%inclusion45 decks553 decks
-33%synergy
Floodfarm Verge
7.2%inclusion40 decks553 decks
-4%synergy
Reflecting Pool
5.6%inclusion31 decks553 decks
-3%synergy
Silent Clearing
5.4%inclusion30 decks553 decks
3%synergy
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