There are a total of eight factions involved with the City, four Outer Factions and four Inner Factions. The players have also started a faction known as The Wayfarers.
As players complete quests for each faction their reputation with that faction will grow. Reputation is also a good indicated of a factions Guild Strength, because with each quest completed for them, that faction get stronger.
Briefly, the Outer Factions consist of:
The Bloodpact – A band of Tieflings, led by the High Warlock Meloch.
The Vanguard – A troop of Dragonborn, led by General Ghesh.
The Privateers – A collection of Elves and Halfling traders, led by the Satyr Selini.
The Merchant Guild – A collection of Eladrin and Dwarven merchants led by the Rakshasa Ravana.
The Inner Factions consist of:
The Black Market – Shadar Kai Traders led by Mistress Zillah.
The Foreshadow – The ruling Shadar Kai, led by Lord Nerezza.
The Cult of Orcus – Fanatic follows of the Demon Prince Orcus.
The Raven Knights – Planer Warriors who are hunting the Cult of Orcus led by Commander Corvus.