Guild Wars Nightfall

Chapter Three is an upcoming stand-alone product ("Campaign") of the Guild Wars game series, a follow-up of Guild Wars Factions (Chapter Two).

No title has been announced so far.

Content
Nothing is known about a theme or new content so far.

Release Date
No release date has been announced, but according to Jeff Strain Chapter Three has been in development since November 2005 (source), and based on ANet's statements that the development time is about 1 year, release is to be expected in 2007.