“Justice League” (2017) — We probably all know the story by now. Henry Cavill had to pop in for reshoots while “Mission: Impossible – Fallout” was still in production and had to wear a mustache as Superman. Warner Bros tried to CGI out the mustache, but it was not at all convincing and ended up honestly being really hilarious.
“Avengers: Age of Ultron” (2015) — For the most part, the CGI in this “Avengers” sequel was as good as it needed to be. And then Iron Man would pop into a scene looking like a test render from the original 2008 “Iron Man” flick.
“Fantastic Four” (2015) — The behind-the-scenes drama on this flick involved,