Rarely do hardcore gun enthusiasts and A/V nerds have anything in common, but when they do, they drink Dos Equis it's a beautiful thing. "The Sounds of Combat," a F.E.A.R. 3 behind-the-scenes video, shows how the dudes at Day 1 Studios recorded audio from a range of firearms, including a Smith & Wesson 500 Magnum to a .50 caliber Barrett Machine Gun, all with a set of fancy microphones. If Alma didn't scare you enough, maybe the recoil on some of these beasts will.

This article was originally published on Joystiq.