Hello fellow Halo fans .Since the begining of Halo the art of the 1v1 Has been a way to find out who is the best Halo player .With Halo 4 we have a new Game and the competition begins again.My Friend ImalittleO is interested in Having 1v1 Matches .He is good at it and he wants a challenge .Message ImalittleO on Xbox for a 1v1 or comment below to have a match set up .May the best Spartan win .