The first trailer for Anthony Mackie’s Boulder-filmed movie, “Elevation,” dropped Thursday, and it’s a doozy. Mackie, best known as winged Avenger Falcon and the new Captain America in the Marvel Cinematic Universe, plays a single father in the post-apocalyptic Rocky Mountains — a trope that’s getting another flogging here, following a decades-long string of movies, TVs and video games that depict Colorado as ground zero for nuclear holocausts, zombies and hostile aliens. In the “Elevation” trailer, Mackie and a pair of women “venture from the safety of their homes to face monstrous creatures to save the life of a young boy,” according to a studio synopsis. The trailer opens with a scene-setting elevation number against a black screen (10,458, which is about twice Boulder’s elevation of 5,430.