Ubisoft announced today that its Casablanca studio is developing Prince of Persia: The Fallen King, a Nintendo DS game that complements the version of Prince of Persia coming out this holiday on consoles and PC. Expanding the saga with an independent storyline, Prince of Persia: the Fallen King utilizes the stylus controls of the Nintendo DS system to deliver acrobatic and combat action. Prince of Persia: The Fallen King will be available at retailers for the 2008 holiday season. Two pieces of artwork and a screenshot have been inserted in our gallery.