Here is the full list of all 50 Last Will achievements.
Witness another player complete the transfer.
Complete any act with a full team in under 40 minutes.
Enter the mansion with a full team of four players.
Complete the Chaos Gauntlet with over 30 minutes to spare.
Complete a full run of the Chaos Gauntlet within the time limit.
Complete the pantry.
Complete the second episode with over 30 minutes to spare.
Complete the darkroom.
Complete the storage cellars.
Complete the chess room.
Complete the passageway.
Unlock a hundred doors.
Complete the first episode with over 30 minutes to spare.
Complete the guest wing.
Complete the office.
Complete the transfer chamber.
Deliberately take out the entire mansion, and whatever may be lost with it.
Become the professor of the Gladsbury Estate.
Completed all four episodes within the time limit.
Complete a full run of episode 4 within the time limit.
Complete the fourth episode with over 30 minutes to spare.
Reject the will and your inheritance.
Complete the laboratory.
Open 50 doors.
Complete the gallery.
Complete the south garret.
Complete the observatory.
Ensure no drawer, panel or door is left open in a successful multiplayer game.
Complete a full run of episode 3 within the time limit.
Complete the third episode with over 30 minutes to spare.
Complete the isolated study.
Complete the conservatory.
Complete the workshop.
Complete the greenhouse.
Complete the master bedroom.
Complete a full run of episode 2 within the time limit.
Complete the old tower.
Complete the wine cellar.
Complete the chapel.
Complete the archives.
Complete the bunker room.
Complete a full run of episode 1 within the time limit.
Complete the game room.
Complete the dining hall.
Complete the library.
Complete the study parlor.
Listen to your first audio recording.
Watch the prologue.
Open your first door in the mansion.
Complete the entrance hall.