Hybris CHEAT MODE: Typing 'COMMANDER' while the high score screen is being displayed will make you invincible and also enable these keys: [F7] - Activates super weapons (use [F1] to [F6]). [F8] - Advances a level. [F10] - Toggles cheat on/off. OPTIONS EDITOR: When you are promted to press fire, instead hit the [Spacebar] and an options screen will appear. Here you can alter the speed of enemy bullets with the mouse and keyboard.