[quote=@Cleverbird]
[center][youtube]https://www.youtube.com/watch?v=jY6yBTYxLko[/youtube][/center]

God I miss these 90's soundtracks, they were the absolute best.
[/quote]

You'd probably dig Andrew Hulshult then, if you don't already.  He's scored a lot of retro styled FPS and has an excellent grasp on ambient spookiness and crushing brutality.