BREAKING: 20th Century Fox has just gone live with a new trailer for the eagerly awaited X-Men: Days Of Future Past, the film that brings back original X-Men director Bryan Singer and mashes together both casts from its X-Men and X-Men: First Class franchises. We saw a preview close to this trailer during Fox’s killer panel at San Diego Comic-Con, and it introduces a Terminator-esque time-travel storyline. The fan reaction to the trailer, and to the appearance of both casts at Hall E, was thunderous, to the point that some fans who got up to ask questions could barely get them out because they were crying. Here’s the trailer for the May 23 release:

Related: Comic-Con: Fox Vamps ‘X-Men Days Of Future Past’