When the DOOM soundtrack kicks in... HD

Doom is fun... Gameplay shown and used in this video is by clockner and blackcat plays Credit: http://www.youtube.com/watch?v=72S2aAxtZOs http://www.youtube.com/watch?v=TmqhNHHMi7A http://www.youtube.com/watch?v=HRdKVJaNcLo Music track: http://www.youtube.com/watch?v=pNkQMtZAMAw