The following are known Code Breaker Codes for Spy Hunter on Nintendo Game Boy Advance (GBA).

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

• Master Code – Must Be On
  9ED1977F 98CC
  C06ED4FE B3ED
  7D912B80 09FA
• Infinite Damage
  E065F6CC FFD5
• Infinite Bullets
  5EFBC961 4C01
• Infinite Missiles
  4B49348D 3EFD
• Infinite Boost
  F1D7222C FF45
• Infinite Time
  51DF2126 7F6D
• Open All Missions
  407DE8EC 0BEE
• Unlock All Cheats & Arcade
  FBC33661 5DD3
  FFC31769 5D93