Looks good, although it relies on post-processing effects a lot. Runs fairly well on my PC, FPS stays around 60 FPS (it's limited) and rarely dips below 30 FPS. It runs fullscreen at 1920x1080 and the settings are set to "Hardcore". I only played it for a short while though, and the campaign was pretty bugged. Nothing wrong with the sound as far as I can remember. Also Sandbox 3 looks pretty neat: