Unlimited lives:
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 2242,165
Unlimited lives (alternate):
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 2688,234
Unlimited lives (alternate):
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 32897,165
Invincibility:
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 2242,234
POKE 2234,234