From Anarchy Online Wiki [AOWiki]
There are three player factions on Rubi-Ka:
Numerous other smaller factions and sub-factions, such as the Omni-Tek Departments, eg. Omni-Med, the Clan Sentinels, and the renegade Dust Brigade zealots, are repeatedly featured in quest missions and NPC dialogue, becoming part of the Storyline and history of Anarchy Online
There are also three factions in the Shadowlands that players can aid or fight:
- The Redeemed
- The Unredeemed
- The Guardian of Shadows The GoS is represented by the robotic entity Ergo and its followers, the Yuttos (or yuttocratas).
The Alien Invasion expansion added the Kyr'ozch Aliens, their titanic orbital warships, raids on cities and off-planet battles to rid Rubi-Ka of their threat