2013


 * February 18: The first season of Spartan Ops ends.
 * February 25: The Majestic Map Pack is released.
 * March 19: Halo: Silentium, the third and final novel of the Forerunner Saga, is released.
 * March 29: Forge Island is released.
 * April 8: The Castle Map Pack is released.
 * April 9: Halo 4: Original Soundtrack Volume 2 is released.
 * May 27: The Halo 4: Forward Unto Dawn Deluxe Edition Blu-ray/DVD Combo is released for Region 2.
 * June 10: Halo Xbox One is announced.
 * July 10: Halo 4: Forward Unto Dawn Original Soundtrack is released.
 * July 18: Halo: Spartan Assault and its soundtrack are released.
 * August 14: The first issue of Halo: Initiation is released.
 * August 20: The Bullseye Map Pack, Infinity Armor Pack and Steel Skin Pack are released.
 * August 29: Operation F: Hydra is released as a title update for Halo: Spartan Assault.
 * September 11: The second issue of Halo: Initiation is released.
 * September 16: Halo 4: The Essential Visual Guide is released.
 * October: The second series of Halo 4 McFarlane Toys is released.
 * October 8: Halo 4 Game of the Year Edition is released.
 * October 9: The third and final issue of Halo: Initiation is released.
 * December 11: The first issue of Halo: Escalation is set to be released.