"That describes nearly every single-player FPS ever made." Thief, Rainbow Six (1, 2 and 3, not the crap that followed), Hitman. As for Quake... try doing this

"That describes nearly every single-player FPS ever made." Thief, Rainbow Six (1, 2 and 3, not the crap that followed), Hitman. As for Quake... try doing this - http://www.youtube.com/watch?v=VpiNDxssUL0 http://www.youtube.com/watch?v=VpiNDxssUL0