Brave New World's Red Hulk debut isn't the only major moment that has been spoiled in a trailer for a movie or TV show in the MCU.

Red Hulk is one of the most exciting characters set to join Captain America: Brave New World, but how did Ross trigger this transformation?

Brave New World teases President Ross’ transformation into Red Hulk throughout its run time, but Red Hulk doesn’t emerge until the very end.