Halo: The Rubicon Protocol

Halo: The Rubicon Protocol is an upcoming Halo novel by Kelly Gay, following surviving members of the United Nations Space Command as they mount a resistance against the Banished following their ambush by them in late 2559. The novel was originally set to be released March 15, 2022, but later was delayed to June 28, 2022.}{{Ref/Site|Id=Amazon|URL=https://www.amazon.com/-/en/Kelly-Gay/dp/1982147881|Site=Amazon|Page=Halo: The Rubicon Protocol (29)|D=16|M=7|Y=2021}

Appearances
{{Featurelist|secondcolumn=title-5|title-1=Characters|

Human

 * Three unidentified Spartans


 * title-2=Species|
 * Jiralhanae
 * Human


 * title-3=Organizations|
 * Banished
 * United Nations Space Command
 * UNSC Armed Forces


 * title-4=Locations|
 * Milky Way
 * Sagittarius Arm
 * Ephsu system
 * Ephsu I
 * Installation 07


 * title-5=Events|
 * War
 * Post-Covenant War conflicts
 * Battle for Installation 07
 * Installation 07 conflict


 * title-6=Vehicles|
 * title-7=Weapons|

Human

 * MA series
 * MA5 series
 * MA5D assault rifle
 * SRS99 series
 * SRS99-S5 AM sniper rifle
 * M395 DMR


 * title-8=Technology and equipment|

Forerunner

 * Halo Array
 * Sentinel
 * Aggressor Sentinel

Human
}}
 * MJOLNIR Powered Assault Armor
 * MJOLNIR Powered Assault Armor (GEN3)
 * ANUBIS-class Mjolnir
 * TRAILBLAZER-class Mjolnir

Production notes
Despite having narrative connections to Halo Infinite, Halo: The Rubicon Protocol will stand on its own and will not be "required reading" for fans to understand the game's story.