The official trailer for What If...? has been released! The first episode will premiere Wednesday, August 11 on Disney ! www.marvel.com/articles/tv-shows/watch-new-what-if-trailer-disney-plus Time. Reality. It’s changeable. The first trailer for Marvel Studios’ What If…? has arrived and asks the question if one thing changes, what kind of ripple effects would that cause? The series showcases compelling and reimagined famous events from films in the Marvel Cinematic Universe, creating a multivers