2015

January

 * January 19: The Halo 5: Guardians Multiplayer Beta ended.
 * January 28: The fourteenth issue of Halo: Escalation is released.

February

 * The third series of Halo 4 McFarlane Toys is released.
 * February 25: The fifteenth issue of Halo: Escalation is released.

March

 * March 2: Halo: New Blood is released digitally.
 * March 17: Halo: Nightfall is launched digitally and Blu-ray.
 * March 25:
 * The sixteenth issue of Halo: Escalation is released.
 * Halo Online is officially announced, with a closed beta test exclusively for Russia.

April

 * April 21: Halo: Escalation Volume 2 is set to be released.
 * April 22: The seventeenth issue of Halo: Escalation is set to be released.

May

 * May 27: The eighteenth issue of Halo: Escalation is set to be released.

June

 * June 16: Halo: Hunters in the Dark is set to be released.
 * June 24: The nineteenth issue of Halo: Escalation is set to be released.

July

 * July 22:
 * The twentieth issue of Halo: Escalation is set to be released.
 * Two replicas of the D79-TC Pelican and the made by Dark Horse are set to be released.
 * July 27: Halo: Saint's Testimony is set to be released.

August

 * August 15: The Art of Halo 5: Guardians is set to be released.
 * The first series of Halo 5: Guardians McFarlane Toys is set to be released.

September

 * September 7: Halo: Last Light is set to be released.
 * September 22: Halo: Escalation Volume 3 is set to be released.

December

 * December 7: Halo: Shadow of Intent is set to be released.

Unknown date

 * Halo: Spartan Strike is set to be released for Windows devices and Steam.
 * Spring
 * Halo 3: ODST ' s campaign and the map Relic Anniversary will be added to Halo: The Master Chief Collection.
 * Fall
 * Halo 5: Guardians, the second game in the Reclaimer Saga and the sequel to Halo 4, is set to be released for the Xbox One.
 * Halo: The Television Series is set to be released.