Cataball

Unlimited time:
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 25132,96
SYS 4096

Unlimited lives:
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 24990,234
POKE 24991,234
SYS 4096