Portal 2 DLC #1 Updates
- In this, the debut episode of What If Machine, Cam takes a look at the science of Portal, featuring the portal gun itself, AI, and robots.Feature - Posted Jul 2, 2012 6:36 pm GMT
- Valve to add complimentary new test chambers, challenge modes for Xbox 360, PS3, PC, and Mac this summer.News - Posted Apr 29, 2011 8:53 pm GMT
- Release Date: Apr 19, 2011 (US)
- ESRB: E10+Titles rated E10+ (Everyone 10 and older) have content that may be suitable for ages 10 and older.
Portal 2 DLC #1 Navigation