Game Questions & Answers (Q&A) service lets you ask questions about video games for game consoles or PC games. So ask your Portal 2 question for Xbox 360 and get answers from real gamers or answer questions and share your insights and experience with the rest of the gaming community.
- Developer: Valve Software
- Publisher: Valve Software
- Genre: Action Shooter First-Person
- Release: Apr 19, 2011
- ESRB: Everyone 10+