Set before the events of Portal 2 and after Portal 1, you, another Aperture science test subject, take a testing adventure on an alternate water-covered earth. Featuring new test elements, characters, and puzzles, what could go wrong?
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
starting room
No articles were found matching the criteria specified. We suggest you try the article list with no filter applied, to browse all available. Post article and help us achieve our mission of showcasing the best content from all developers. Join now to share your own content, we welcome creators and consumers alike and look forward to your comments.