Beware of the lurking threats on every floor -- some are especially persistent... 
The Assassin
Not unlocked yetUnlock Lydia's B costume.
The Nightmare Cop
Not unlocked yetUnlock Luis's B costume.
The Candidate
Not unlocked yetUnlock Fuji's B costume.
Costume Party!
Not unlocked yetUnlock the B costume for every character.
Butler
Not unlocked yetClear the Ground Floor.
Cultist
Not unlocked yetClear the Upper Story.
Freako
Not unlocked yetClear the Attic Sanctum.
Evil Genius
Not unlocked yetClear the Laboratory.
Groundskeeper
Not unlocked yetClear Dark Mood Woods.
Tomb Raider
Not unlocked yetClear the Forsaken Crypt.
Director
Not unlocked yetClear the Abandoned Set.
Deep Diver
Not unlocked yetClear the Sunken Ship.
Slayer
Not unlocked yetClear the 3X1T Realm.
Graduation
Not unlocked yetGet the true ending as Jules.
Refuge of the Roads
Not unlocked yetGet the true ending as Jeff.
A True Star
Not unlocked yetGet the true ending as Cordelia.
Troublemaker
Not unlocked yetGet the true ending as Digby.
Hey Hey, Muh Muh
Not unlocked yetGet the true ending as Mumba.
A New Career in a New Town
Not unlocked yetGet the true ending as Lydia.
Dirty Work
Not unlocked yetGet the true ending as Luis.
Showdown
Not unlocked yetGet the true ending as Fuji.
Locksmith
Not unlocked yetAssemble all four parts of the Silver Key.
What's Inside?
Not unlocked yetOpen the coffin.
Spree Killer
Not unlocked yetClear a challenge room in 15 seconds or less.