Support the D-backs Foundation by purchasing a baseball signed by one of your D-backs favorites. Fans can purchase a Mystery Ball box containing an autographed baseball -- signed by D-backs players, coaches and alumni. Funds raised benefit the Arizona Diamondbacks Foundation and are used to support youth sports and education initiatives.
Mystery Ball dates for the 2013 season are scheduled for:
Mystery Ball sales begin when gates open at section 130. Quantities are limited.