Hacking, weapon proficiency and psiosonic abilities can be enhanced by upgrading skills.

You are able to choose from three specialized branches of the military to use specific skills, weapons, and even paranormal psionic powers. Its a spiritual successor to System Shock or at least it tries to be, so naturally it has to reference 451 - again, as a door code. Each area has you finding key cards, access codes, or a particular item in order to progress further. Using a collection of conveniently placed audio logs left around the ship, you make your way deck to deck exploring the interstellar vessel and piecing together the narrative. You discover that you have cybernetic implants, there is an outbreak of a genetic infection and the crew of the starship, Van Braun was slaughtered.

You, a lone soldier, wake from the cold chill of your cryo-tube to find that something has gone very wrong. The game happens on a starship in a cyberpunk depiction of 2114. This is a sequel to System Shock which was released in PC in 1994. System Shock 2 is first-person shooter action role-playing survival game published by Night Dive Studios and developed by Irrational Games and Looking Glass Studios.

System shock 2 security codes