The Master of Keys (Commander) - Expensive

The Master of Keys
Rank #315
647decks
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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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Enchantments
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Utility Lands
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Wan Shi Tong, Librarian
51%inclusion23 decks45 decks
47%synergy
High Synergy Cards
Necromancy
95%inclusion615 decks647 decks
90%synergy
Intuition
91%inclusion587 decks647 decks
89%synergy
Abdel Adrian, Gorion's Ward
90%inclusion585 decks647 decks
89%synergy
Animate Dead
97%inclusion630 decks647 decks
88%synergy
Entomb
94%inclusion607 decks647 decks
87%synergy
Dance of the Dead
89%inclusion576 decks647 decks
87%synergy
Tainted Pact
93%inclusion603 decks647 decks
86%synergy
Dress Down
87%inclusion564 decks647 decks
85%synergy
Orcish Bowmasters
94%inclusion605 decks647 decks
82%synergy
Silence
92%inclusion598 decks647 decks
82%synergy
Top Cards
Mystic Remora
99%inclusion643 decks647 decks
78%synergy
Esper Sentinel
98%inclusion636 decks647 decks
70%synergy
Dark Ritual
94%inclusion611 decks647 decks
75%synergy
Smothering Tithe
94%inclusion608 decks647 decks
62%synergy
Force of Negation
91%inclusion590 decks647 decks
79%synergy
Swan Song
91%inclusion589 decks647 decks
72%synergy
Flusterstorm
89%inclusion578 decks647 decks
81%synergy
Mindbreak Trap
87%inclusion565 decks647 decks
80%synergy
Demonic Consultation
86%inclusion559 decks647 decks
78%synergy
Imperial Seal
86%inclusion557 decks647 decks
78%synergy
Game Changers
Rhystic Study
99%inclusion643 decks647 decks
67%synergy
Demonic Tutor
99%inclusion638 decks647 decks
77%synergy
Vampiric Tutor
98%inclusion637 decks647 decks
80%synergy
Mana Vault
98%inclusion635 decks647 decks
89%synergy
Force of Will
98%inclusion635 decks647 decks
85%synergy
Mox Diamond
97%inclusion630 decks647 decks
90%synergy
Chrome Mox
97%inclusion628 decks647 decks
87%synergy
Ancient Tomb
97%inclusion627 decks647 decks
84%synergy
Enlightened Tutor
97%inclusion626 decks647 decks
77%synergy
Thassa's Oracle
96%inclusion623 decks647 decks
86%synergy
Creatures
Grand Abolisher
85%inclusion548 decks647 decks
70%synergy
Ranger-Captain of Eos
84%inclusion542 decks647 decks
77%synergy
Lotho, Corrupt Shirriff
80%inclusion515 decks647 decks
63%synergy
Valley Floodcaller
74%inclusion477 decks647 decks
69%synergy
Opposition Agent
57%inclusion370 decks647 decks
48%synergy
Voice of Victory
55%inclusion148 decks271 decks
46%synergy
Displacer Kitten
54%inclusion347 decks647 decks
46%synergy
Hullbreaker Horror
50%inclusion324 decks647 decks
44%synergy
Auriok Salvagers
46%inclusion299 decks647 decks
46%synergy
Drannith Magistrate
44%inclusion286 decks647 decks
36%synergy
Mockingbird
44%inclusion282 decks647 decks
39%synergy
Archivist of Oghma
40%inclusion260 decks647 decks
33%synergy
Lurrus of the Dream-Den
36%inclusion232 decks647 decks
34%synergy
Ledger Shredder
31%inclusion202 decks647 decks
22%synergy
Talion, the Kindly Lord
29%inclusion189 decks647 decks
21%synergy
Phyrexian Metamorph
27%inclusion174 decks647 decks
18%synergy
Tataru Taru
24%inclusion47 decks194 decks
16%synergy
Pollywog Prodigy
23%inclusion152 decks647 decks
19%synergy
Psychic Frog
22%inclusion140 decks647 decks
15%synergy
Hedron Crab
20%inclusion129 decks647 decks
19%synergy
Faerie Mastermind
18%inclusion114 decks647 decks
8%synergy
Dauthi Voidwalker
13%inclusion87 decks647 decks
7%synergy
Ghostly Pilferer
12%inclusion80 decks647 decks
5%synergy
Hoarding Broodlord
10%inclusion67 decks647 decks
8%synergy
High Fae Trickster
10%inclusion45 decks472 decks
5%synergy
Snapcaster Mage
9.3%inclusion60 decks647 decks
7%synergy
Gilded Drake
8.8%inclusion57 decks647 decks
7%synergy
Leonin Relic-Warder
8.7%inclusion56 decks647 decks
8%synergy
Emet-Selch of the Third Seat
8.2%inclusion16 decks195 decks
-2%synergy
Volatile Stormdrake
7.9%inclusion51 decks647 decks
6%synergy
Overlord of the Balemurk
6.2%inclusion40 decks647 decks
4%synergy
Instants
Mental Misstep
84%inclusion545 decks647 decks
77%synergy
Pact of Negation
84%inclusion541 decks647 decks
75%synergy
Swords to Plowshares
76%inclusion489 decks647 decks
7%synergy
Fierce Guardianship
75%inclusion486 decks647 decks
54%synergy
Borne Upon a Wind
74%inclusion481 decks647 decks
70%synergy
Mystical Tutor
70%inclusion452 decks647 decks
58%synergy
Cabal Ritual
63%inclusion406 decks647 decks
59%synergy
Cyclonic Rift
59%inclusion384 decks647 decks
35%synergy
An Offer You Can't Refuse
56%inclusion364 decks647 decks
30%synergy
Chain of Vapor
47%inclusion301 decks647 decks
43%synergy
Mana Drain
38%inclusion245 decks647 decks
20%synergy
Into the Flood Maw
34%inclusion218 decks647 decks
30%synergy
Gifts Ungiven
27%inclusion174 decks647 decks
25%synergy
Sink into Stupor
25%inclusion164 decks647 decks
13%synergy
Ad Nauseam
25%inclusion159 decks647 decks
22%synergy
Culling the Weak
19%inclusion124 decks647 decks
18%synergy
Retraction Helix
18%inclusion118 decks647 decks
18%synergy
Brain Freeze
17%inclusion111 decks647 decks
17%synergy
Path to Exile
16%inclusion102 decks647 decks
-26%synergy
Darkblast
15%inclusion96 decks647 decks
15%synergy
Banishing Knack
11%inclusion74 decks647 decks
11%synergy
Dispel
9.3%inclusion60 decks647 decks
6%synergy
Saw in Half
8.3%inclusion54 decks647 decks
6%synergy
Strix Serenade
7.9%inclusion51 decks647 decks
4%synergy
Deadly Rollick
7.4%inclusion48 decks647 decks
-6%synergy
Dramatic Reversal
6.3%inclusion41 decks647 decks
4%synergy
Sacrifice
6.2%inclusion40 decks647 decks
6%synergy
Lim-Dûl's Vault
5.6%inclusion36 decks647 decks
2%synergy
Angel's Grace
5.1%inclusion33 decks647 decks
2%synergy
Sorceries
Sevinne's Reclamation
71%inclusion459 decks647 decks
62%synergy
Reanimate
36%inclusion233 decks647 decks
20%synergy
Toxic Deluge
36%inclusion233 decks647 decks
17%synergy
Windfall
30%inclusion196 decks647 decks
16%synergy
Beseech the Mirror
26%inclusion168 decks647 decks
22%synergy
Mnemonic Betrayal
24%inclusion154 decks647 decks
21%synergy
Lively Dirge
22%inclusion142 decks647 decks
21%synergy
Demonic Counsel
16%inclusion103 decks647 decks
15%synergy
Yawgmoth's Will
15%inclusion95 decks647 decks
13%synergy
Unmarked Grave
11%inclusion68 decks647 decks
9%synergy
Praetor's Grasp
11%inclusion68 decks647 decks
8%synergy
Diabolic Intent
10%inclusion66 decks647 decks
5%synergy
Cabal Therapy
10%inclusion65 decks647 decks
10%synergy
Utility Artifacts
The One Ring
85%inclusion550 decks647 decks
71%synergy
Wishclaw Talisman
70%inclusion451 decks647 decks
61%synergy
Cursed Totem
10%inclusion66 decks647 decks
8%synergy
Vexing Bauble
9.0%inclusion58 decks647 decks
7%synergy
Mesmeric Orb
7.6%inclusion49 decks647 decks
6%synergy
Sensei's Divining Top
6.5%inclusion42 decks647 decks
-4%synergy
Isochron Scepter
6.0%inclusion39 decks647 decks
4%synergy
Enchantments
Necropotence
70%inclusion455 decks647 decks
63%synergy
Tinybones Joins Up
63%inclusion405 decks647 decks
61%synergy
Blind Obedience
59%inclusion383 decks647 decks
47%synergy
Copy Artifact
52%inclusion337 decks647 decks
51%synergy
Amphibian Downpour
48%inclusion311 decks647 decks
44%synergy
Ripples of Undeath
47%inclusion306 decks647 decks
45%synergy
Touch the Spirit Realm
44%inclusion284 decks647 decks
41%synergy
Static Prison
37%inclusion240 decks647 decks
37%synergy
The Meathook Massacre
37%inclusion238 decks647 decks
33%synergy
Mirrormade
32%inclusion209 decks647 decks
22%synergy
Steal Enchantment
31%inclusion203 decks647 decks
31%synergy
Chains of Mephistopheles
23%inclusion147 decks647 decks
23%synergy
Trouble in Pairs
21%inclusion138 decks647 decks
16%synergy
Counterbalance
20%inclusion128 decks647 decks
18%synergy
Founding the Third Path
16%inclusion104 decks647 decks
16%synergy
Chthonian Nightmare
13%inclusion86 decks647 decks
13%synergy
Copy Enchantment
12%inclusion75 decks647 decks
7%synergy
Seal of Removal
9.3%inclusion60 decks647 decks
9%synergy
Seal of Cleansing
7.3%inclusion47 decks647 decks
6%synergy
Monologue Tax
7.1%inclusion46 decks647 decks
1%synergy
Power Artifact
7.1%inclusion46 decks647 decks
7%synergy
Dance of Many
6.8%inclusion44 decks647 decks
7%synergy
Aura of Silence
6.8%inclusion44 decks647 decks
3%synergy
Leyline of Anticipation
6.0%inclusion39 decks647 decks
1%synergy
Charitable Levy
5.9%inclusion38 decks647 decks
5%synergy
Planeswalkers
Teferi, Time Raveler
54%inclusion348 decks647 decks
45%synergy
Utility Lands
Otawara, Soaring City
92%inclusion597 decks647 decks
73%synergy
Urza's Saga
46%inclusion295 decks647 decks
34%synergy
Minamo, School at Water's Edge
36%inclusion231 decks647 decks
32%synergy
Emergence Zone
30%inclusion194 decks647 decks
28%synergy
City of Traitors
27%inclusion176 decks647 decks
26%synergy
Serra's Sanctum
24%inclusion158 decks647 decks
23%synergy
Cephalid Coliseum
22%inclusion141 decks647 decks
18%synergy
Takenuma, Abandoned Mire
10%inclusion65 decks647 decks
3%synergy
Urborg, Tomb of Yawgmoth
8.3%inclusion54 decks647 decks
-5%synergy
Hall of Heliod's Generosity
6.2%inclusion40 decks647 decks
-7%synergy
Mana Artifacts
Sol Ring
100%inclusion644 decks647 decks
10%synergy
Arcane Signet
97%inclusion629 decks647 decks
9%synergy
Lotus Petal
96%inclusion621 decks647 decks
85%synergy
Mox Opal
87%inclusion564 decks647 decks
78%synergy
Lion's Eye Diamond
85%inclusion548 decks647 decks
82%synergy
Talisman of Dominance
85%inclusion547 decks647 decks
36%synergy
Fellwar Stone
80%inclusion515 decks647 decks
45%synergy
Grim Monolith
61%inclusion395 decks647 decks
57%synergy
Talisman of Progress
52%inclusion338 decks647 decks
10%synergy
Mox Amber
39%inclusion255 decks647 decks
33%synergy
Talisman of Hierarchy
32%inclusion204 decks647 decks
-11%synergy
Basalt Monolith
7.4%inclusion48 decks647 decks
5%synergy
Lands
Tundra
100%inclusion645 decks647 decks
84%synergy
Underground Sea
100%inclusion645 decks647 decks
84%synergy
Scrubland
100%inclusion645 decks647 decks
84%synergy
Watery Grave
99%inclusion642 decks647 decks
50%synergy
Polluted Delta
99%inclusion640 decks647 decks
62%synergy
Hallowed Fountain
98%inclusion636 decks647 decks
49%synergy
Flooded Strand
98%inclusion636 decks647 decks
61%synergy
Command Tower
98%inclusion635 decks647 decks
6%synergy
Marsh Flats
97%inclusion630 decks647 decks
61%synergy
Godless Shrine
94%inclusion610 decks647 decks
44%synergy
Mana Confluence
93%inclusion603 decks647 decks
79%synergy
Gemstone Caverns
93%inclusion601 decks647 decks
85%synergy
City of Brass
92%inclusion593 decks647 decks
76%synergy
Misty Rainforest
89%inclusion573 decks647 decks
77%synergy
Bloodstained Mire
85%inclusion551 decks647 decks
74%synergy
Verdant Catacombs
85%inclusion547 decks647 decks
74%synergy
Scalding Tarn
83%inclusion539 decks647 decks
72%synergy
Windswept Heath
73%inclusion474 decks647 decks
63%synergy
Exotic Orchard
68%inclusion443 decks647 decks
10%synergy
Arid Mesa
68%inclusion440 decks647 decks
58%synergy
Morphic Pool
64%inclusion413 decks647 decks
29%synergy
Undercity Sewers
56%inclusion365 decks647 decks
42%synergy
Sea of Clouds
51%inclusion329 decks647 decks
15%synergy
Vault of Champions
40%inclusion258 decks647 decks
7%synergy
Island
36%inclusion236 decks647 decks
-56%synergy
Starting Town
29%inclusion56 decks195 decks
25%synergy
Swamp
28%inclusion180 decks647 decks
-63%synergy
Sink into Stupor
25%inclusion164 decks647 decks
13%synergy
Meticulous Archive
24%inclusion156 decks647 decks
11%synergy
Forbidden Orchard
19%inclusion125 decks647 decks
17%synergy
Plains
19%inclusion121 decks647 decks
-73%synergy
Cavern of Souls
18%inclusion118 decks647 decks
11%synergy
Spire of Industry
18%inclusion116 decks647 decks
9%synergy
Shadowy Backstreet
16%inclusion101 decks647 decks
3%synergy
Talon Gates of Madara
13%inclusion87 decks647 decks
12%synergy
Underground River
9.0%inclusion58 decks647 decks
-23%synergy
Gloomlake Verge
5.7%inclusion37 decks647 decks
-5%synergy
Raffine's Tower
5.7%inclusion37 decks647 decks
-35%synergy
Silent Clearing
5.3%inclusion34 decks647 decks
3%synergy
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