Factions

Characters, regular or otherwise, are categorised by factions.

Starting Factions

 * UNSC Cadets


 * 5th Marine Expeditionary Unit

Applicable Factions

 * 41st Engineering Corps
 * 7th ODST Detachment
 * Military Provost
 * 5th MEU Forward Medical Support Detachment
 * UNSC Naval Intelligence
 * UNSC Navy
 * 42nd Air Bombardment


 * Swords of Sangheilios
 * Forlorn Hope Spartan Contingent

Purchase-Based Applicable Factions

 * HOTH

Non-Playable Factions

 * Mutants
 * Insurrectionists
 * Remnants
 * Civilians
 * Wildlife
 * Forerunner Constructs
 * REV
 * The Legion