Enter the following codes at the title screen or while playing:

All Players Left, Up, Left, Right, Down, Right, Left, Up
All Stadiums Down, Up, Left, Right, Up, Right, Up, Down
All Teams Left, Right, Right, Down, Down, Left, Up, Up
All Uniforms Up, Down, Right, Left, Down, Right, Down, Up
Super Pitch Break Right, Left, Right, Left, Right, Left, Up, Up
Super Pitch Speed Up, Up, Up, Left, Left, Left, Left, Right
Super Six Pitches Down, Up, Down, Right, Right, Right, Right, Left
Big Ball Up, Up, Right, Left, Up, Up, Right, Left
Big Head Left, Right, Left, Right, Up, Down, Up, Down
Small Head Up, Down, Up, Up, Right, Right, Right, Left
Fast Run Left, Right, Left, Right, Left, Right, Up, Up
Slow Run Right, Left, Right, Left, Right, Left, Down, Down
Black and White Up, Up, Down, Down, Left, Right, Left, Right
Beans Right, Right, Right, Right, Right, Right, Left, Down