A mix CD designed specifically for post-apocalyptic driving. Cruising down rainy streets in full body armor in your armored vehicle with your sub-machine gun strapped across your chest.
Honestly though, it doesn't sound bad even if you're just sitting in front of your desk drinking coffee.
Dieselboy - The Human Resource
^The shotgun c0cking at 2:11, right before the second drop in this song, makes me wanna start a moshpit in my living room.