Beach Stadium Select "Homerun Race" mode, then at the stadium selection screen on controller two, press X, Circle, Triangle, Square.
Oldboys Team In Team Edit Mode At the uniform selection screen on controller two, press X, Circle, Triangle, Square. Now the Oldboys will become selectable.
Oldboys Team Select "Homerun Race" mode, then choose "Single Play". Then at the team selection screen on controller two, press X, Circle, Triangle, Square. Now the Oldboys will become selectable.
Sea Stadium Select "Homerun Race" mode, then at the stadium selection screen on controller two, press Square, Triangle, Circle, X.
No Gameshark Play Stadium 3 Hacks found.
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Play Stadium 3 Strategy Guide
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