Posted on Monday, May 3rd, 2021 by Hoai-Tran Bui WandaVision was originally building up to a major cameo in the finale. And no, it wasn’t Mephisto. According to a new interview with Rolling Stone, Marvel Studios chief Kevin Feige revealed that the cameo was going to be Benedict Cumberbatch‘s Doctor Strange. And Feige also explained why the Sorcerer Supreme was written out of the buzzy Disney+ series. WandaVision was a hot bed of fan theories and speculation throughout its short but bright nine-episode run. Who was behind this strange sitcom-homaging town? Who is Agatha Harkness? Is anyone actually Mephisto? And what was up with those mysterious fictional commercials?