Halo 5 Beta begins 9am PST [5pm GMT] Dec 29, 2014 13:11:19 GMT Quote Select PostDeselect PostLink to PostBack to Top Post by Envi on Dec 29, 2014 13:11:19 GMT Quoted from @ Halo on Twitter:Official start time for the Halo 5: Guardians MP Beta is at 9AM PST.Source