PCThis high quality demonstration shows off Halo 2, which Microsoft showed off at E3 2004. More Halo 2 Videos Halo 2 Vista - Trailer MS Will Not Deny Halo Movie Details Halo 2 Theatrical Trailer [Hi-Def WMV] Halo 2 - The Making of Movie Halo 2 E3 2003 Demonstration Trailer Halo 2 Gameplay Footage May 10, 2004 - 9:00pm