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PC - Hybris cheats

Go to the high score screen appears. Type "COMMANDER" and then 
press the fire button. After a few moments press F10. 

If your ship flickers you are now invulnerable, and have 
infinite expansions and smart bombs.

F1-F5 = Other Six Levels of 'expansion' 
(you can still capture the capsules) 

F8 = Advance a level (There are three)

F10 = Turn cheat mode on/off

You cannot get a high score with the cheat mode on.