Avengers: Endgame co-director Joe Russo has revealed that the iconic "Portals" sequence was originally going to play out very differently, and he had to fight for the version we saw in the ...

Matt Stuart: "Avengers: Endgame" is the culmination ... All previous 21 MCU films had a post-credit scene teasing what was coming next in the series. "Endgame" takes a very different approach.

Narrator: This shot is a rough version of the final battle in "Avengers ... to map out every single scene. Not just action scenes, either; for "Endgame," The Third Floor's work touched everything ...