Pirates of the Flying Fortress (abbreviated PotFF) is an expansion pack for Two Worlds II, developed by Reality Pump and published by Topware Interactive. It was released on PS3, Xbox 360, and PC on September 20, 2011.
PotFF takes place sometime after the Hero escapes from Castle Vahkmaar. It is not directly related to the main game's story. The expansion features a host of new content not found in the base game, including new characters, weapons, and armor, among other things. A new weapon type, the crossbow, is introduced.