Bioshock was, arguably, one of the best FPS's released for the PC, the gritty, atmospheric, art-deco environment that is Rapture with its mutated, scavenging denizens. You felt scared, shocked, amused all at the same time. And let's not forget the emotional, moral choices, kill and harvest? Or release? Bioshock was polished to a brassy finish, so how can 2K Games top that which was near perfect?