Special Ops: Ranger Assault

* Acces to all missions:
Go to the directory where the game is installed and rename the file SAVEDATA.TXT to something else.

* Cheat:
Press [Alt]+[Shift]+[V] at the same time while playing.
Go to the Overview for your things and choose Viewfinder.
The screen will become blue for a couple of seconds
The clock is set to 9:59 again and your ranger has become invulnerable.
(Information from Cheat Machine)