Rebuilding around 34 year old future Hall of Famer Dirk Nowitzki, the Dallas Mavericks made several key additions in the offseason, adding guards Darren Collison, O.J. Mayo, and Dahntay Jones, as well as power forward Elton Brand and big man Chris Kaman. High profile Mavericks owner Mark Cuban clearly has designs to make a run at another NBA Championship so expect fireworks at American Airlines Center this season.