Jetpack Cheats

There should be an extra life directly under you once
the second level begins. Collect it, then go straight to any monster
and let it kill you. Each time you get 1000 points, you get an
extra life. Repeat this to build your points and extra lives.

Enter one of the following codes during game play to activate the corresponding cheat function.

Effect - Code
Level skip - [Tab] + 2 + S
Extra life - [Tab] + 2 + L
Restore fuel - [Tab] + 2 + F
Invincibility - [Tab] + 2 + I