The Master of Keys (Commander) - Budget Upgraded Control

The Master of Keys
Rank #315
3decks
As CommanderAs CardAverage DeckDecksView Precon
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Budget
Any$$$$
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
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Utility Lands
Mana Artifacts
Lands
Back to Top
Gifts Ungiven
33%inclusion1 decks3 decks
31%synergy
Creatures
Starfield Mystic
100%inclusion3 decks3 decks
93%synergy
Demon of Fate's Design
100%inclusion3 decks3 decks
94%synergy
Mesa Enchantress
100%inclusion3 decks3 decks
91%synergy
Victor, Valgavoth's Seneschal
100%inclusion3 decks3 decks
98%synergy
Entity Tracker
100%inclusion3 decks3 decks
93%synergy
Scrabbling Skullcrab
67%inclusion2 decks3 decks
66%synergy
Gravebreaker Lamia
67%inclusion2 decks3 decks
66%synergy
Inquisitive Glimmer
67%inclusion2 decks3 decks
59%synergy
Fear of Impostors
67%inclusion2 decks3 decks
65%synergy
Silent Hallcreeper
67%inclusion2 decks3 decks
63%synergy
Fear of Sleep Paralysis
67%inclusion2 decks3 decks
61%synergy
Balemurk Leech
67%inclusion2 decks3 decks
66%synergy
Ancient Cellarspawn
67%inclusion2 decks3 decks
63%synergy
Doomwake Giant
67%inclusion2 decks3 decks
61%synergy
Zur, Eternal Schemer
67%inclusion2 decks3 decks
63%synergy
Fear of Infinity
33%inclusion1 decks3 decks
33%synergy
Fear of Isolation
33%inclusion1 decks3 decks
33%synergy
Silent Sentinel
33%inclusion1 decks3 decks
33%synergy
Uchbenbak, the Great Mistake
33%inclusion1 decks3 decks
33%synergy
Fear of Lost Teeth
33%inclusion1 decks3 decks
33%synergy
Archon of Sun's Grace
33%inclusion1 decks3 decks
29%synergy
Dream Eater
33%inclusion1 decks3 decks
33%synergy
Fear of Surveillance
33%inclusion1 decks3 decks
33%synergy
Kiora, the Rising Tide
33%inclusion1 decks3 decks
32%synergy
Horrid Shadowspinner
33%inclusion1 decks3 decks
33%synergy
Soaring Lightbringer
33%inclusion1 decks3 decks
28%synergy
Archetype of Courage
33%inclusion1 decks3 decks
32%synergy
Stitcher's Supplier
33%inclusion1 decks3 decks
33%synergy
Stalked Researcher
33%inclusion1 decks3 decks
33%synergy
Fear of the Dark
33%inclusion1 decks3 decks
33%synergy
Enduring Tenacity
33%inclusion1 decks3 decks
26%synergy
Skullsnap Nuisance
33%inclusion1 decks3 decks
33%synergy
Cruel Somnophage
33%inclusion1 decks3 decks
33%synergy
Athreos, Shroud-Veiled
33%inclusion1 decks3 decks
29%synergy
Arvinox, the Mind Flail
33%inclusion1 decks3 decks
32%synergy
Wall of Denial
33%inclusion1 decks3 decks
33%synergy
Deranged Assistant
33%inclusion1 decks3 decks
33%synergy
Archetype of Imagination
33%inclusion1 decks3 decks
29%synergy
Creeping Peeper
33%inclusion1 decks3 decks
33%synergy
Blightcaster
33%inclusion1 decks3 decks
33%synergy
Nightmare Shepherd
33%inclusion1 decks3 decks
31%synergy
Dreadwing Scavenger
33%inclusion1 decks3 decks
33%synergy
Aminatou, Veil Piercer
33%inclusion1 decks3 decks
32%synergy
Grim Guardian
33%inclusion1 decks3 decks
31%synergy
Phenomenon Investigators
33%inclusion1 decks3 decks
33%synergy
Ondu Spiritdancer
33%inclusion1 decks3 decks
27%synergy
Zur the Enchanter
33%inclusion1 decks3 decks
28%synergy
Mindwrack Harpy
33%inclusion1 decks3 decks
33%synergy
Instants
Negate
67%inclusion2 decks3 decks
50%synergy
Fact or Fiction
67%inclusion2 decks3 decks
63%synergy
Thirst for Meaning
67%inclusion2 decks3 decks
65%synergy
Swords to Plowshares
67%inclusion2 decks3 decks
-2%synergy
Frantic Search
33%inclusion1 decks3 decks
16%synergy
Refute
33%inclusion1 decks3 decks
31%synergy
Run Away Together
33%inclusion1 decks3 decks
33%synergy
Syncopate
33%inclusion1 decks3 decks
33%synergy
Sublime Epiphany
33%inclusion1 decks3 decks
31%synergy
Void Rend
33%inclusion1 decks3 decks
0%synergy
Slip Out the Back
33%inclusion1 decks3 decks
32%synergy
Arcane Denial
33%inclusion1 decks3 decks
13%synergy
Get Out
33%inclusion1 decks3 decks
33%synergy
Terror
33%inclusion1 decks3 decks
33%synergy
Shelter
33%inclusion1 decks3 decks
33%synergy
Utter End
33%inclusion1 decks3 decks
26%synergy
Counterspell
33%inclusion1 decks3 decks
-8%synergy
Path to Exile
33%inclusion1 decks3 decks
-9%synergy
Inkshield
33%inclusion1 decks3 decks
24%synergy
Azorius Charm
33%inclusion1 decks3 decks
33%synergy
Think Twice
33%inclusion1 decks3 decks
33%synergy
Sorceries
Buried Alive
67%inclusion2 decks3 decks
63%synergy
Extinguish All Hope
67%inclusion2 decks3 decks
65%synergy
Strategic Planning
33%inclusion1 decks3 decks
33%synergy
Resurgent Belief
33%inclusion1 decks3 decks
31%synergy
Victimize
33%inclusion1 decks3 decks
24%synergy
Come Back Wrong
33%inclusion1 decks3 decks
33%synergy
Split Up
33%inclusion1 decks3 decks
32%synergy
Terminus
33%inclusion1 decks3 decks
29%synergy
Glimpse the Unthinkable
33%inclusion1 decks3 decks
33%synergy
Revival // Revenge
33%inclusion1 decks3 decks
33%synergy
Wistful Thinking
33%inclusion1 decks3 decks
33%synergy
Redress Fate
33%inclusion1 decks3 decks
27%synergy
Emerge from the Cocoon
33%inclusion1 decks3 decks
33%synergy
Utility Artifacts
Whip of Erebos
33%inclusion1 decks3 decks
31%synergy
Mask of the Schemer
33%inclusion1 decks3 decks
32%synergy
Keys to the House
33%inclusion1 decks3 decks
33%synergy
Darksteel Plate
33%inclusion1 decks3 decks
32%synergy
Swiftfoot Boots
33%inclusion1 decks3 decks
10%synergy
Enchantments
Ethereal Armor
100%inclusion3 decks3 decks
95%synergy
One with the Multiverse
67%inclusion2 decks3 decks
62%synergy
Cacophony Unleashed
67%inclusion2 decks3 decks
65%synergy
Ripples of Undeath
67%inclusion2 decks3 decks
64%synergy
Sigil of the Empty Throne
67%inclusion2 decks3 decks
61%synergy
The Tale of Tamiyo
67%inclusion2 decks3 decks
66%synergy
Secret Arcade // Dusty Parlor
67%inclusion2 decks3 decks
61%synergy
Cast Out
67%inclusion2 decks3 decks
64%synergy
Unholy Strength
33%inclusion1 decks3 decks
33%synergy
Grasp of Fate
33%inclusion1 decks3 decks
27%synergy
Cramped Vents // Access Maze
33%inclusion1 decks3 decks
31%synergy
Protective Bubble
33%inclusion1 decks3 decks
33%synergy
Trapped in the Screen
33%inclusion1 decks3 decks
33%synergy
Underwater Tunnel // Slimy Aquarium
33%inclusion1 decks3 decks
33%synergy
Imprisoned in the Moon
33%inclusion1 decks3 decks
27%synergy
Demonic Covenant
33%inclusion1 decks3 decks
33%synergy
Extravagant Replication
33%inclusion1 decks3 decks
28%synergy
Shardmage's Rescue
33%inclusion1 decks3 decks
33%synergy
The Eldest Reborn
33%inclusion1 decks3 decks
31%synergy
Grievous Wound
33%inclusion1 decks3 decks
32%synergy
Life Insurance
33%inclusion1 decks3 decks
32%synergy
Fear of Death
33%inclusion1 decks3 decks
33%synergy
Blind Obedience
33%inclusion1 decks3 decks
21%synergy
Omniscience
33%inclusion1 decks3 decks
30%synergy
Mirrormade
33%inclusion1 decks3 decks
23%synergy
Feast of the Victorious Dead
33%inclusion1 decks3 decks
33%synergy
Spirit-Sister's Call
33%inclusion1 decks3 decks
32%synergy
Copy Enchantment
33%inclusion1 decks3 decks
29%synergy
Meat Locker // Drowned Diner
33%inclusion1 decks3 decks
33%synergy
Timely Ward
33%inclusion1 decks3 decks
28%synergy
Derelict Attic // Widow's Walk
33%inclusion1 decks3 decks
33%synergy
Sphere of Safety
33%inclusion1 decks3 decks
24%synergy
Worship
33%inclusion1 decks3 decks
33%synergy
Cemetery Tampering
33%inclusion1 decks3 decks
33%synergy
Amphibian Downpour
33%inclusion1 decks3 decks
29%synergy
Seal of Cleansing
33%inclusion1 decks3 decks
32%synergy
Curator's Ward
33%inclusion1 decks3 decks
30%synergy
Monologue Tax
33%inclusion1 decks3 decks
27%synergy
Sigil of Myrkul
33%inclusion1 decks3 decks
33%synergy
Secrets of the Dead
33%inclusion1 decks3 decks
33%synergy
Bottomless Pool // Locker Room
33%inclusion1 decks3 decks
31%synergy
Court of Ardenvale
33%inclusion1 decks3 decks
33%synergy
Dress Down
33%inclusion1 decks3 decks
31%synergy
Nowhere to Run
33%inclusion1 decks3 decks
32%synergy
Ghostly Prison
33%inclusion1 decks3 decks
12%synergy
Duskmourn's Domination
33%inclusion1 decks3 decks
33%synergy
Phyrexian Arena
33%inclusion1 decks3 decks
19%synergy
Angelic Renewal
33%inclusion1 decks3 decks
33%synergy
Defiled Crypt // Cadaver Lab
33%inclusion1 decks3 decks
33%synergy
Utility Lands
Pit of Offerings
33%inclusion1 decks3 decks
33%synergy
Bojuka Bog
33%inclusion1 decks3 decks
6%synergy
Hall of Heliod's Generosity
33%inclusion1 decks3 decks
20%synergy
Halimar Depths
33%inclusion1 decks3 decks
28%synergy
Skyline Cascade
33%inclusion1 decks3 decks
33%synergy
Command Beacon
33%inclusion1 decks3 decks
31%synergy
Temple of the False God
33%inclusion1 decks3 decks
26%synergy
Mana Artifacts
Arcane Signet
100%inclusion3 decks3 decks
12%synergy
Sol Ring
100%inclusion3 decks3 decks
10%synergy
Talisman of Dominance
33%inclusion1 decks3 decks
-16%synergy
Talisman of Hierarchy
33%inclusion1 decks3 decks
-10%synergy
Mind Stone
33%inclusion1 decks3 decks
20%synergy
Orzhov Signet
33%inclusion1 decks3 decks
-2%synergy
Azorius Signet
33%inclusion1 decks3 decks
1%synergy
Lands
Caves of Koilos
100%inclusion3 decks3 decks
65%synergy
Swamp
100%inclusion3 decks3 decks
9%synergy
Island
100%inclusion3 decks3 decks
7%synergy
Plains
100%inclusion3 decks3 decks
9%synergy
Command Tower
67%inclusion2 decks3 decks
-26%synergy
Abandoned Campground
67%inclusion2 decks3 decks
66%synergy
Terramorphic Expanse
67%inclusion2 decks3 decks
50%synergy
Underground River
67%inclusion2 decks3 decks
34%synergy
Scoured Barrens
67%inclusion2 decks3 decks
60%synergy
Obscura Storefront
67%inclusion2 decks3 decks
56%synergy
Temple of Silence
67%inclusion2 decks3 decks
47%synergy
Escape Tunnel
33%inclusion1 decks3 decks
33%synergy
Tainted Isle
33%inclusion1 decks3 decks
27%synergy
Idyllic Beachfront
33%inclusion1 decks3 decks
30%synergy
Contaminated Landscape
33%inclusion1 decks3 decks
19%synergy
Temple of Deceit
33%inclusion1 decks3 decks
15%synergy
Mistvault Bridge
33%inclusion1 decks3 decks
26%synergy
Fetid Heath
33%inclusion1 decks3 decks
22%synergy
Tainted Field
33%inclusion1 decks3 decks
26%synergy
Skybridge Towers
33%inclusion1 decks3 decks
32%synergy
Dimir Guildgate
33%inclusion1 decks3 decks
32%synergy
Tranquil Cove
33%inclusion1 decks3 decks
27%synergy
Thriving Isle
33%inclusion1 decks3 decks
29%synergy
Razortide Bridge
33%inclusion1 decks3 decks
26%synergy
Skycloud Expanse
33%inclusion1 decks3 decks
19%synergy
Arcane Sanctum
33%inclusion1 decks3 decks
-21%synergy
Isolated Chapel
33%inclusion1 decks3 decks
-5%synergy
Temple of Enlightenment
33%inclusion1 decks3 decks
16%synergy
Sunlit Marsh
33%inclusion1 decks3 decks
29%synergy
Evolving Wilds
33%inclusion1 decks3 decks
8%synergy
Opal Palace
33%inclusion1 decks3 decks
33%synergy
Azorius Guildgate
33%inclusion1 decks3 decks
31%synergy
Sea Gate
33%inclusion1 decks3 decks
33%synergy
Thriving Moor
33%inclusion1 decks3 decks
29%synergy
Thriving Heath
33%inclusion1 decks3 decks
29%synergy
Adarkar Wastes
33%inclusion1 decks3 decks
3%synergy
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