We’re at Fantastic Fest this week and are bringing you impressions of our favorite films shown at the event. For all of our hot, hot takes, head over here. /// “I like murder,” Green Room director Jeremy Saulnier confessed in a post-screening Q&A. This comes as no surprise. You might know Saulnier’s 2013 film Blue Ruin. If not, imagine a revenge movie where the protagonist does literally everything wrong. I wasn’t hot on that movie: it just didn’t click with me. But Green Room? Green Room tore my face off. It’s a ferocious action flick about a punk band who stumble on a murder (there it is!) and have…