Contra Advance: The Alien Wars EX Action Replay Codes (USA)
This page contains Action Replay cheat codes for Contra Advance: The Alien Wars EX (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 Action Replay 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 Contra Advance: The Alien Wars EX (USA) CodeBreaker Codes and check for your code there instead!
Player 1 Unlimited Lives: F5CAA9AF 140DA9DC
Player 1 Always Have Blue Missiles: 60ABBF05 6E39DB54
Player 1 Always Have Fire Weapon: BFA4AA92 F779586A
Player 1 Always Have Laser: 867E9516 062E9399
Player 1 Always Have Normal Weapon: 602B340A 5A3E4BF4
Player 1 Always Have Red Missiles: CF4B4C5B 57F3C652
Player 1 Always Have Spread Weapon: 58274AFB EDE2F5DD
Player 1 Always Have Tank Fireballs: 587ABF9A 68D89B26
Press Select To Kill Self
If any of these codes do not work for you, please leave a comment below.