Bagitman

All weapons:
Load or reset the game, then execute the following BASIC command before running or restarting the program.

POKE 36621,181

Unlimited lives:
Load or reset the game, then execute the following BASIC command before running or restarting the program.

POKE 19013,189

Unlimited lives (alternate):
Load or reset the game, then execute the following BASIC command before running or restarting the program.

POKE 22235,5

Unlimited lives (alternate):
Load or reset the game, then execute the following BASIC command before running or restarting the program.

POKE 22236,255