 Tucson Roller Derby has more than doubled in size over the years, adding multiple home teams.The Iron Curtain was added in 2004, the Vice Squad in 2005, and the Copper Queens in 2007.The Furious Truckstop Waitresses were league champions in 2004, 2006 and 2007, and the VICE Squad was the league champion in 2005, 2008 and 2009, the final season Tucson held league-only championships, after the Iron Curtain home team was disbanded after 2009.