Second Sight

Quick reload:
To skip a long reloading wait (for a shotgun, sniper rifle, etc.) press
Punch. This is most helpful in close quarters such as hallways or small rooms.

X-space '92 Mini Game:
On level 6, Madness, use a computer disk found in the level on a PC to play
the X-Space '92 mini game. Once this has been done, the game will be able to
be accessed on the 'Applications' sub-menu when you pause game play.

Earth Impact Mini Game:
On level 8, Reliance, go into the games room to find a fully-operational
Earth Impact mini game. Once this has been done, the game will be able to
be accessed on the Applications sub-menu when you pause the game.

Open Doors:
On the level 1, Isolation, when you open the elevator, the mirrors show the
elevator as being closed, but its doors are still open behind you.

 