By Peter Debruge According To The variety How many rebellious movies about ganging up to overthrow the status quo does one need to make before uneasy governments start to put you on some kind of watch list? For Romain Gavras, son of the legendary “Z” director and political critic Costa-Gavras, the count now stands at three. First, there was his 2010 debut, “Our Day Will Come,” an unnerving call-to-action in which redheads inherit the earth, followed by the white-knuckle “Athena,” about an uprising in a Paris apartment bloc. Now comes the splashy “Sacrifice,” which takes a more satirical view of ecoterrorism and the end of days. “Sacrifice” feels like the music-video director’s reaction to Ruben Östlund’s brand of comedy, an elevated form of irony that has earned the Swedish directo...