When the picture of Einstein appears the second time, type “MOONUNIT” and press ‘RETURN’. Now use the following keys during play:
‘F1’______________________Forward a level.
‘F2’_________________________Back a level.
‘F3’___________________Forward ten levels.
‘F4’______________________Back ten levels.
There are five ways you can complete a level and gain a hidden bonus:
- Finish a level with the last digit of the timer as a three.
- Complete a level collecting exactly 4 pods.
- Completely fail a bonus level by doing everything wrong.
- Complete a screen without wrapping around the screen.
- Finish a level without rotating your ship right (clockwise).