* What is the main character's name?
* What is the 'Syphon Filter'?
* Who is the expert assassin that is working for Erich Rhoemer?
* What is the maximum number of rounds that the silenced 9mm handgun can hold?
* What is the name for the group of agents that help you in some of your missions?
* Who is the main "bad guy" that you are looking for?
* What does CBDC stand for?
* What nationality is Lian Xing?
* In the opening scene, what country are Gabe and Lian in?
* In the begining, what is the name of the agent Gabe and Lian were supposed to rendezvous with?
* Which gun has rounds that penetrate flak jackets?
* Which company produced the game?
* At the end of the game, what weapon must you use to kill Rhoemer?
* What in the name of the department that Gabe and Lian work for?
* What state is Gabe from?
* What is the first name of Rhoemer's base commander that you have to kill near the end of the eighth level in the first game?
* Where is Rhoemer's Stronghold in Ukraine?
* What two things are in weapon boxes at the beginning of 'Tunnel Blackout' (Level 19)?
* Which interstates were connected in the mountain bridge level in the second 'Syphon Filter'?
* What weapon is found in the autopsy room when you escape from the agency bio labs?