If you're interested in Star Wars [@Inanomancer], we can recommend this one:
[url=http://www.roleplayerguild.com/topics/154203-coruscant-sacked-aftermath/ooc]Coruscant Sacked: Aftermath[/url]

It's Old Republic era, with multiple factions and delving into the nuances of the light and dark sides of the Force.

A little pet project of ours dating back a few years (over several versions).