While playing hold L1 L2 R1 R2 then press any of the following "Codes":
|Strike Out||X Down Circle Square Right Left Triangle Up|
|Home Run||Up Triangle Left Right Square Circle Down X|
EA Sports Team
At the Team Selection screen in Exhibition Mode press L2 R2 L2 R2 Circle. The last team on the list will be the EA Sports Team.
At the Stadium Selection screen press L1 R1 L1 R1 Square. All the way to the right will be 3 new stadiums.