The monsters have taken over one of our most prized national landmarks. The Hoover Dam has been infested with hell-spawn and it's your job to clean house! Battle your way up and down canyon ledges and caves in this very large, very detailed level. You'll want to stop and enjoy the view as you look up at the majestic Hoover Dam. Just don't stand still too long or you'll be toast! Your final objective is to get to the top of the dam and stop the baddies before they blow it up. Are you up to the task?