Star Wars Miniatures Mass Battle: Showdown in the Desert! This is a Star Wars Mass Battle taking place in the Old Republic/Sith era, using miniatures from the Old Republic, Sith, and Mandalorian factions. Players will only need to bring a 20 sided die and have a small knowledge of the Star Wars Miniatures game. Two teams of eight will battle using pre-set miniatures already provided, with prizes going to the winning team.