Cheat mode
 
 Fire and reload the lightgun or controller at a blank portion of 
 the main menu to spell out the code words. The number of times Fire 
 is pressed corresponds to a letter in the alphabet, with 1 being 
 the equivalent of "A" through 26 being the equivalent of "Z". Press 
 Reload to move on to the next letter.
 
 
 
 Master code
 
 Enter "MEBIGCHEAT" as a code. Press Fire(13), Reload, Fire(5), Reload, 
 Fire(2), Reload, Fire(9), Reload, Fire(7), Reload, Fire(3), Reload, 
 Fire(8), Reload, Fire(5), Reload, Fire, Reload, Fire(20), Reload 
 at the main menu. If you entered the code correctly, the screen 
 will flash.
 
 
 
 Arcade mode
 
 Enter "BLAM" as a code. Press Fire(2), Reload, Fire(12), Reload, 
 Fire, Reload, Fire(13), Reload at the main menu. If you entered 
 the code correctly, the screen will flash. The "Arcade Mode" option 
 will now be unlocked in the extras menu. If you entered the code 
 correctly, the screen will flash. Alternately, successfully complete 
 the game.
 
 
 
 Country challenges
 
 Enter "ABROAD" as a code. Press Fire, Reload, Fire(2), Reload, Fire(18), 
 Reload, Fire(15), Reload, Fire, Reload, Fire(4), Reload at the main 
 menu. If you entered the code correctly, the screen will flash.
 
 
 
 
 Mighty Joe Jupiter mini-games
 
 Enter "MIGHTIER" as a code. Press Fire(13), Reload, Fire(9), Reload, 
 Fire(7), Reload, Fire(8), Reload, Fire(20), Reload, Fire(9), Reload, 
 Fire(5), Reload, Fire(18), Reload at the main menu. If you entered 
 the code correctly, the screen will flash. Alternately, successfully 
 complete all Mighty levels in cadet training mode to unlock the 
 "Mighty Joe Jupiter Trilogy" option in Mighty Joe Jupiter mode. 
 Complete the easy levels in cadet training mode to unlock Mighty 
 Joe Jupiter Episode 2. Complete the normal levels in cadet training 
 mode to unlock Mighty Joe Jupiter Episode 3.
 
 
 
 
 Jukebox and music test
 
 Enter "LETSBOOGIE" as a code. Press Fire(12), Reload, Fire(5), Reload, 
 Fire(20), Reload, Fire(19), Reload, Fire(15), Reload, Fire(15), 
 Reload, Fire(7), Reload, Fire(9), Reload at the main menu. If you 
 entered the code correctly, the screen will flash. Alternately, 
 successfully complete all episodes in the Mighty Joe Jupiter Trilogy 
 to unlock the "Music Jukebox" option at the Options screen.
 
 
 
 
 Ending bonuses
 
 Successfully complete the game to unlock the "Arcade Mode" option 
 at the extra menu and the "Mirror Mode" option at the arcade mode 
 menu.
 
 
 
 Machine gun
 
 Successfully complete the game in arcade mode using the pistol. 
 Start a new game in arcade mode to use the machine gun.
 
 
 
 Cane gun
 
 Successfully complete the game in arcade mode using the machine 
 gun. Start a new game in arcade mode to use the cane gun.
 
 
 
 Shotgun
 
 Successfully complete the game in arcade mode using the cane gun. 
 Start a new game in arcade mode to use the shotgun.
 
 
 
 Hyper Arcade mode
 
 Successfully complete the game in arcade mode using the shotgun 
 to unlock the "Hyper Arcade Mode" option at the arcade mode menu.
 
 
 
 
 Game Shark Codez: 
 
 Master Code (Must Be On):
 0E3C7DF2 1853E59E
 EE983936 BCCEDD42
 
 Unlock Arcade Mode:
 CE949BF2 BCA99B84
 
 Unlock Hyper Arc Mode in Arcade Mode:
 DE949A3E BCA99B84
 
 Unlock Arc Mode Machinegun in Arcade Mode:
 DE949AFA BCA99B84
 
 Unlock Arc Mode Cane Gun in Arcade Mode:
 DE949A86 BCA99B84
 
 Unlock Arc Mode Shotgun in Arcade Mode:
 DE949A82 BCA99B84
 
 Unlock Mirror Mode in Arcade Mode:
 DE949A8E BCA99B84
 
 Unlock Jukebox:
 DE949A9E BCA99B84
 
 Infinite Health on Cadet Training:
 0EC9387E BCA99B83
 CEC9387E BCA99B86
 
 Unlock Alien Skeet Training Level:
 CE949772 BCA99B86
 
 Infinite Ammo on Alien Skeet Training Level:
 C192871E BCA99B89
 
 Unlock Duck 'N' Cover Training Level:
 CE94977E BCA99B86
 
 Infinite Ammo on Duck 'N' Cover Training Level:
 CE80828E BCA99B89
 
 Unlock Chicken Run Training Level:
 CE94977A BCA99B86
 
 Infinite Ammo on Chicken Run Training Level:
 CE82783E BCA99B89
 
 Unlock Pot Shot Training Level:
 CE949706 BCA99B86
 
 Infinite Ammo on Pot Shot Training Level:
 C197ECCE BCA99B89
 
 Unlock Rapid Fire Training Level:
 CE949702 BCA99B86
 
 Infinite Ammo on Rapid Fire Training Level:
 C19D3C7E BCA99B89
 
 Unlock Chain Reaction Training Level:
 CE94970E BCA99B86
 
 Infinite Ammo on Chain Reaction Training Level:
 C19CB33E BCA99B89
 
 Unlock High Noon Training Level:
 CE94970A BCA99B86
 
 Infinite Ammo on High Noon Training Level:
 C19A342E BCA99B89
 
 Unlock Save Andromeda Training Level:
 CE949716 BCA99B86
 
 Infinite Ammo on Save Andromeda Training Level:
 C19E6D6E BCA99B89
 
 Unlock Six Shooter Training Level:
 CE949712 BCA99B86
 
 Infinite Ammo on Six Shooter Training Level:
 C191345E BCA99B89
 
 Unlock Who's The Boss Training Level:
 CE94971E BCA99B86
 
 Infinite Ammo on Who's The Boss Training Level:
 C19F997E BCA99B89
 
 Unlock Great Britain Race:
 CE949BE6 BCA99B84
 
 Unlock France Race:
 CE949BE2 BCA99B84
 
 Unlock Germany Race:
 CE949BEE BCA99B84
 
 Unlock Italy Race:
 CE949BEA BCA99B84
 
 Unlock Switzerland Race:
 CE949BF6 BCA99B84
 
 Unlock Mighty Joe Episode 2:
 CE949A8A BCA99B84
 
 Unlock Mighty Joe Episode 3:
 CE949A96 BCA99B84
 
 Unlock Mighty Joe Trilogy:
 CE949A92 BCA99B84