SotP gives players access to UNSC, Covenant, and eventually Forerunner space empires. The Flood make an appearance if activeated in the pre-match options, choosing no side and seeking to devour/ destroy all in its path. Pirates are also in the mix, holding planetary grav-wells and requiring players to eliminate them should control of a planet be desired.
Factions - Playable:
Factions - Non-playable: