Dark Phoenix makes for a satisfying conclusion to the X-Men series while we wait for the proper return of the mutants into the Marvel Cinematic Universe. “What you choose to do with your gift is entirely up to you,” Charles Xavier (James McAvoy) tells eight-year-old Jean Grey in 1975. While Simon Kinberg now moves into the director’s chair, he also makes up for the single worst X-Men film. It’s no easy task. For one, the…"Dark Phoenix closes out X-Men saga with a bang"