While everyone is currently focused on Marvel’s epic superhero movie, there’s another superhero conclusion on the way in a little over a month with Dark Phoenix. Although no one is officially calling it the end to the X-Men saga, the merger between Fox and Disney all but guarantees that the next X-Men movie will be a reboot in the hands of Marvel Studios (although it’s likely we won’t see that reboot for a while). But as we barrel towards Dark Phoenix, it looks like the film underwent some pretty major changes as it came …