Contra Advance: The Alien Wars EX CodeBreaker Codes (Europe)
This page contains CodeBreaker cheat codes for Contra Advance: The Alien Wars EX (Europe). 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 Gameshark 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.
Unlimited Continues: 33001A84 0009
Unlimited Lives: 33002C60 000A
Press Select + Up
Begin With High Score
If any of these codes do not work for you, please leave a comment below.