Start the game with the command line parameter -SPRUNKKNOWN (case sensitive). Then, during gameplay, you can use these combos:
Alt + < or >: Play cockpit warnings and announcements
Alt + Up or Down: Send Herc 12 meters in that direction
Alt + Left or Right: Face Herc in that direction
Alt + Ctrl + N: Nukes enemy
Alt + Ctrl + S: View Herc textures
Ctrl + N: Select combat viewpoint 1
Alt + S: Toggle AI
Alt + Keypad Plus: Advance 1 frame forward when AI disabled
