Yie Ar Kung Fu

Unlimited energy:
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 47270,173
SYS 828

Invincibility:
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 36445,173
SYS 828

No enemies:
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 41603,208
SYS 828