1 The Master of Keys
Sideboard:
1 Abandoned Campground
1 Aberrant Mind Sorcerer
1 Agent of Erebos
1 Agent of the Iron Throne
1 Arcane Endeavor
1 Arcane Sanctum
1 Ashiok's Reaper
1 Balemurk Leech
1 Bartolomé del Presidio
1 Cathartic Adept
1 Cemetery Tampering
1 Choked Estuary
1 Collective Nightmare
1 Command Tower
1 Concentrate
1 Contact Other Plane
1 Contaminated Landscape
1 Curse of Surveillance
1 Darkwater Catacombs
1 Dismal Backwater
1 Doomwake Giant
1 Drowned Secrets
1 Elder Brain
1 Ethereal Armor
1 Evolving Wilds
1 Extinguish All Hope
1 Extract from Darkness
1 Fear of Failed Tests
1 Fear of Impostors
1 Fear of Infinity
1 Fear of Sleep Paralysis
1 Fear of Surveillance
1 Festering Evil
1 Festering March
1 Final Vengeance
1 Forgotten Creation
1 Ghostly Dancers
1 Grim Guardian
1 Guiltfeeder
1 Invasion of Theros // Ephara, Ever-Sheltering
9 Island
1 Keys to the House
1 Lightfoot Rogue
1 Loyal Inventor
1 Mind Control
1 Mind Flayer
1 Mindwrack Harpy
1 Myrkul's Edict
1 Nashi, Moon Sage's Scion
1 Neglected Manor
1 Nether Horror
1 Nether Spirit
1 Netherborn Altar
1 Netherese Puzzle-Ward
1 Neva, Stalked by Nightmares
1 Orzhov Basilica
1 Persuasion
1 Pilfered Plans
5 Plains
1 Port Town
1 Prison Sentence
1 Redress Fate
1 Sewer Nemesis
1 Shineshadow Snarl
1 Six-Sided Die
1 Soul Snare
11 Swamp
1 Tainted Field
1 Temple of Silence
1 Terramorphic Expanse
1 Thoughtrender Lamia
1 Tinybones Joins Up
1 Unable to Scream
1 Underworld Coinsmith
1 Underworld Connections
1 Wall of Lost Thoughts
1 Wicked Visitor