2003

Real World events

 * The first line of Halo Action Figures is produced by Joyride Studios.


 * April 1: The novel, Halo: The Flood, is released.


 * June 13: The official version of the Halo 2 E3 Demo is released on Bungie.net.


 * September 29: The first edition of Halo: Combat Evolved: Sybex Official Strategies & Secrets is released.


 * September 30: Halo: Combat Evolved for the PC is released.


 * October 28: A special edition of the Halo: Original Soundtrack is released.


 * December 2: The novel, Halo: First Strike is released.