Gradius Galaxies - Manual Mode CodeBreaker Codes (USA)
This page contains CodeBreaker cheat codes for Gradius Galaxies (USA). If you're playing on an emulator you can usually input codes very easily by accessing a tab off the top of the toolbar. Anyone playing on a physical Gameboy will need to purchase a physical Codebreaker device to use these codes.
If you're using an emulator and still can't figure out how to setup these codes, you're in luck! There's two common emulators for GBA games, the mGBA and VisualBoy Advance. Follow the link provided for the emulator you're using to be taken to a guide explaining how to get these codes working.
Don't see the code you're looking for on this page? Head on over to my Gradius Galaxies (USA) CodeBreaker Codes and check for your code there instead!
Press Select for Speedup
Press Select + Up for Missles
Press Select + Down For Double Option
Press Select + Left For Laser Option
Press Select + Right for Multiple Option
Press Select + Left Trigger For Shield Option
Unlock Stages (Easy)
Unlock Stages (Normal)
Unlock Stages (Hard)
All Stages Unlocked