The following are known Code Breaker Codes for Gunstar Super Heroes on Nintendo Game Boy Advance (GBA).

These codes are for the U.S. version of the game.

These are RAW Codes

• Infinite Health
  0801903C:46C0
• Invincible – ENABLE [Disable To Finish The Level]
  0800DC16:205A
  0800DC1A:3800
• Invincible – DISABLE
  0800DC16:2800
  0800DC1A:3801
• No Game Over
  0800DA34:20FF
• 1-Hit Kill Most of the Enemies
  08018D9A:2000
  080193FE:2000