Borderlands: first pictures from Mad Moxxis Underdome Riot By Valentina Carparelli P 12 dic 2009 10:15 2K Games and Gearbox have released the first two pictures dedicated to the second expansion dell'FPS fiction entitled Borderlands Mad Moxxi's Underdome Riot and waiting on the Marketplace on January 7 at the price of 800 Microsoft points.