This page contains Pro Yakyuu World Stadium Codes for TurboGrafx 16 called "Hidden Screen" and has been posted or updated on Aug 23, 2010 by kinsey1212. Let us know what you think of this Code by thumbs voting.
- Developer: Namco
- Publisher: Namco
- Genre: Sports
- Release Date: May 20, 1988
- ESRB: Not Set
At the title screen, hold I + II + Select and press Run.
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