Marvel Studios' What If...? | Official Trailer | Disney+br br br Enter the multiverse of unlimited possibilities. Marvel Studios' first animated series, What If...?, starts streaming August 11 with new episodes Wednesdays on Disney+.br br “What If… ?” features fan-favorite characters, including Peggy Carter, T’Challa, Doctor Strange, Killmonger, Thor and more. The new series, directed by Bryan Andrews with AC Bradley as head writer, features signature MCU action with a curious twist.