Submitted by: shakeel
if u want unlimmited lives and unlimmeted ninja's power just pause
the game by button "P" and then press space a menu will appear and
their u will find a option of cheats click it and select the cheats
of ur choice.
Pause the game and type 'LARSXViii' for infinite credits.
Hold down left mouse button while typing the above to enter
the colour mode which is controlled via the numeric keypad.
Press 'Q' while the game is paused to enter the music mode.
When the shinobi logo appears hold down the letter 'T' and
move the mouse to control it.
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
Pause game play then hold the Left Mouse Button and type larsxviii.
Press the numeric keypad keys to change the colors.
Hold T and move the Mouse to move the Shinobi logo when it appears.