Provide electricity to the base.
Manage to run the Link Elevator.
What are you doing out there?
Walk out of opposite sides of the map outside the base.
Get on the submarine.
Reach the Connection halls.
Sharp as a Tack
Solve the symbol drawing puzzle at the first try.
Under the Sands
Reach the ruins under Rub’al Khali.
Demons of the Past
Reach the Mansion for the second time.
Reach the final level.
Out of Body Experience
Experience the first ending.
Check all the wooden masks in the mansion.
Earthly Minds over Delicate Souls
Experience the second ending.
Get all notebook drawings in the game.
Solve the radio room puzzle.
Don’t get caught by the mummies in the Connection halls.
Finish the game without dying.
Paying Close Attention
Solve the puzzle on the cellar door without any clues.
Check all the books in the base and the mansion.
Get all secrets in the game.
Find all documents in the game.
Examine all objects in the game.
Get all trophy items in the game.
Examine all the notes and diagrams in the game.
Glutton for Punishment
Die in five different ways.
Use the walkietalkie voluntarily, in every location that it is available.
Finish the game with 100% progress.