Primary Collection of Cheats
Cheat mode
Press P to pause game play, then press [Space] to display the options menu. Select the cheats option to get unlimited lives or unlimited ninja power.
Cheat mode (alternate)
Pause game play and type "larsxviii" to enable cheat mode and unlimited credits. Press Q while the game is paused for a music test.
Color mode
Pause game play then hold the "Left Mouse Button" and type "larsxviii". Press the numeric keypad keys to change the colors.
Control logo
Hold T and move the Mouse to move the Shinobi logo when it appears.