Links
Description
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
Version History
Version
Version Date
Links
Portal 2 - Update
April 28, 2022
Portal 2 Update
May 19, 2021
Portal 2 Authoring Tools - Update
Feb. 19, 2021
Portal 2 Update Released
Oct. 9, 2015