Printer friendly version

• Bonus material

Complete the game with all ten secret artifacts collected to get the password "xor451". Run the "super_secret.exe" file in the game's installation directory and enter xor451 for the password when prompted to view concept art, desktop backgrounds, and a video.

• Space shooter mini-game

During game play, access Swanson's computer and run the program "schmup.exe". Enter xor451 as a password to play a space shooter mini-game.

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• Bookmark or Share Penumbra: Black Plague

Bookmark or Share Penumbra: Black Plague on PC