We have 1 cheats and tips on GBA. If you have any cheats or tips for One Piece: Going Baseball please send them in here. You can also ask your question on our One Piece: Going Baseball Questions & Answers page.
Enter the following codes at the 'Push Start' screen
Unlocks Power Enel:
Up, Down, Up, Down, B, A
Unlocks Power Luffy:
Left, Right, Left, Right, A, B