29 July 2017
- 03:4103:41, 29 July 2017 diff hist +1,444 Portal Test Chamber 16 (Advanced) Walkthrough found step-by-step
- 03:2303:23, 29 July 2017 diff hist +2,135 Portal Test Chamber 15 (Advanced) →Walkthrough: A walkthrough step-by-step guide is found
- 02:5102:51, 29 July 2017 diff hist +636 Portal Test Chamber 19 According to the video, the alternate solution is found. This can lead to a cake without using a platform.
- 02:4202:42, 29 July 2017 diff hist +168 N User:Wendyly32 Created page with "Hello, I'm Wendy. I'm the newest user who designs this. As I watched these videos in Portal 2, I decided to buy this game and these maps. This is the only map in PETI." current
14 March 2015
- 05:3405:34, 14 March 2015 diff hist +12 Portal 2 Chapter 4 Test Chamber 21 (Escape) Attempted for Taking GLaDOS Escape advice.