The documentary includes never-before-seen story elements and footage from Halo 2: Anniversary and features interviews with high-profile Halo contributors Bonnie Ross, Frank O’Connor, Dan Ayoub, and Phil Spencer, as well as members of the original Halo 2 team - writer Joseph Staten, multi-player designer Max Hoberman, and composer Marty O’Donnell. It also goes behind-the-scenes with the many artistic contributors on the title, including voice actor Keith David and guitar legend Steve Vai.