Silent Scope
Professional Challenge mode:
Hold Trigger at the mode selection screen and highlight
"Training" or "Arcade". Keep Trigger held and press Start(4).
The sound of a gun will confirm correct code entry.
The aiming ring and enemy markers will be disabled in this mode.
Night Vision Challenge mode:
Hold Trigger at the mode selection screen and highlight
"Training" or "Arcade". Keep Trigger held and press Start(5).
The sound of a gun will confirm correct code entry. The game
will begin at night and require the Night Vision scope.
Alternately, press Up, Left, Down, Right, Up,
Square, Triangle at the mode selection screen.
Professional Night Vision Challenge mode:
Hold Trigger at the mode selection screen and highlight
"Training" or "Arcade". Keep Trigger held and press Start(6).
The sound of a gun will confirm correct code entry. The game
will begin at night, with no aiming ring or enemy markers.
Convert health to time:
Press Start to pause game play in arcade mode, then press
Up(2), Down(2), Left, Right, Left, Right, X, Circle. The
sound of a gun will confirm correct code entry. One half
of a life will be converted into five extra seconds.
This code can be repeated.
Convert time to health:
Press Start to pause game play in arcade mode, then press
Triangle, X, Right, Left, Right, Left, Circle, X, Right,
Left, Right, Left, Down(2), Up(2). The sound of a gun will
confirm correct code entry. Five seconds from the timer will
be converted to one half of a life. This code can be repeated.
Mirrored levels:
Press Left(2), Right, Square, Down(2), Up, Triangle, Up, Right,
Down, Up, Left, Down, Square at the mode selection screen.
The sound of a gun will confirm correct code entry.
First person view:
Press Up(4), Down(4) at the mode selection screen.
The sound of a gun will confirm correct code entry.
Disable aiming ring:
Press Right(3), Square at the mode selection screen.
The sound of a gun will confirm correct code entry.
Disable enemy markers:
Presss Right(4), Left, Down, Up, Right at the mode selection screen.
The sound of a gun will confirm correct code entry.
Disable scope:
Press Right, Down, Right, Square, Right, Down, Right, Square at the
mode selection screen. The sound of a gun will confirm
correct code entry.
Love mode:
Press Left, Right, Right, Square, Triangle at the mode selection screen.
The sound of a gun will confirm correct code entry.
Scope-only graphics:
Press Down, Triangle, Up, Square, Triangle, Down, Right, Down,
Right, Square, Triangle at the mode selection screen. The sound of a
gun will confirm correct code entry.
Hidden mode:
Press Right, Down, Right, Square, Up, Square(2), Triangle, Down,
Right, Down, Right, Square, Triangle at the mode selection screen.
The sound of a gun will confirm correct code entry.
100 Challenge mode:
Successfully complete all nine Outdoor Shooting Range challenges to
unlock 100 Challenge Mode.
Extra options:
Successfully complete the game under any difficulty setting to
unlock a real time window and up to 8 health in the options menu.
Alternately, accumulate over two hours of game play.
Successfully complete the game more that twice under any difficulty
level to unlock infinite credits in the credit section of the options
menu and +30 in the time limit section. Alternately, accumulate
over three hours of game play to unlock the +30 time limit and
over five hours for the infinite credits.
Alternate controls:
A USB mouse can be used to aim. Press Left Mouse Button +
Right Mouse Button to shoot.
