Tonight: The Mystery Gamer hits Halo 2

If you are on Xbox Live tonight after 7pm ET/4pm PT, look for the Mystery Gamer playing Halo 2.

Remember: Look for the gamertag Xbox Live, and if you beat him/her?you win one of the cool Mystery Gamer T-shirts!

(No…you can’t send a friends request to the mystery gamer. Well you can, but we’ll just politely decline the invite)