Unlimited lives:
Press 2 at the main menu to reconfigure the key commands. Then, press Z, Y, E, S (Left, Right, Fire, Fire) followed by 4 (Joystick). Then, press 1 to start game play.
Unlimited lives (alternate):
Press 2 at the main menu to reconfigure the key commands. Then, press Y, X, E, S (Left, Right, Up, Fire) followed by 4 (Joystick). Then, press 1 to start game play.
Unlimited lives (alternate):
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 28870,165
