Faction

The term faction usually refers to an in-game reward system, where "faction" points are awarded for completing challenges or quests in the service of a certain entity. There are four types of faction in Guild Wars:
 * Faction (Balthazar), faction with Balthazar, the God of War.
 * Faction (Kurzick), faction with the Kurzick nation of Cantha.
 * Faction (Luxon), faction with the Luxon nation of Cantha.
 * Faction (Imperial), faction with the Emperor of Cantha.

The plural form, Factions, usually refers to Guild Wars Factions, the second campaign of Guild Wars.

Faction can also refer to:
 * Faction (alliance), the two sides in the perpetual war taking place in Guild Wars Factions.