Trivia
The game's teaser trailed used Gary Jules Mad World as the soundtrack. That sequence was later spoofed through a teaser trailer of Battlefield: Bad Company titled "Bad World". A link to the clip is available in the related links section.
Contributed by
Sciere 
(118122) on Jun 22, 2008.
The achievement unlocked by defeating a berserker on hardcore difficulty is called My Love for You Is Like a Truck. That is a reference to the film Clerks (1994) where it is used as a line in a fictional, Russian metal song: My love for you is like a truck, Berserker!
Contributed by
Sciere (118122) on Jan 23, 2008.
The game is referenced in the movie Live Free or Die Hard where one of the characters is playing it at the beginning. It also appears in Disturbia where a teenager is killing some time it.
Contributed by
Sciere (118122) on Dec 07, 2007.
