Sound test
During the "Namco(t) for Sega Game Gear" screen, press ![[Up+Left]](http://www.smspower.org/pub/arrows/upleft.png)
+![[Start]](http://www.smspower.org/pub/arrows/start.png)
.
Action Replay codes
- 00C13500
- No Balls
- 00C13600
- No Strikes
- 00C13700
- No Outs
See the main page for Batter Up / Gear Stadium (ギアスタジアム)
During the "Namco(t) for Sega Game Gear" screen, press +.
See the main page for Batter Up / Gear Stadium (ギアスタジアム)