Play Stadium 3 Cheats (PlayStation)

Select "Homerun Race" mode, then choose "Single Play". Then, press X, Circle, Triangle,
Square on controller two at the team selection screen. The Oldboys will now be
selectable.

Select "Homerun Race" mode, then press X, Circle, Triangle, Square on controller two at
the stadium selection screen.

Select "Homerun Race" mode, then press X(2), Circle, Up, Circle, Down, Triangle, Square on
controller two at the stadium selection screen.

Press X, Circle, Triangle, Square on controller two at the uniform selection screen. The
Oldboys will now be selectable.

Select "Homerun Race" mode, then press Square, Triangle, Circle, X on controller two at
the stadium selection screen.