WandaVision' Last Episode: 3 Popular Theories the DisneyPlus Series Debunked The last episode of "WandaVision" gave the real answers to fans' questions and debunked theories surrounding the Marvel Cinematic Universe.
'WandaVision' Theory: Evan Peters' Quicksilver Transforms into Mephisto in Concept Art! There are several theories on the arrival of Evan Peters' Quicksilver on "WandaVision," with some saying he could be Mephisto.
