Submitted by: David K.
Here are the cheat key sequences. To use one, type in the sequence of keys
while the game is in play. Once a cheat is used, the player’s score is no
longer kept and is not eligible for the high score list.
fix - repair all your ships to 100%
fry - immediately destroy all enemies
bake - make all of your ships invulnerable
kat - skip current mission to next mission