Screen Rant

  • WandaVision's Kathryn Hahn has responded to an Agatha Mephisto theory. 1 / 7

  • Kathryn Hahn doesn't use social media. 2 / 7

    WandaVision Agnes Agatha Harkness Halloween Vertical

  • As a result, she heard about the buzz WandaVision was generating from friends. 3 / 7

    Kathryn Hahn as Agatha Harkness Agnes Prison WandaVision Vertical

  • One of her favorite fan theories was that Agatha was a puppet of Mephisto. 4 / 7

    Kathryn Hahn as Agatha Harkness Elizabeth Olsen as Wanda Maximoff Scarlet Witch WandaVision Vertical

  • Hahn's initial response? "Who's Mephisto?" 5 / 7

    Agatha Harkness Darkhold Vertical

  • Agatha of course, was her own witchy woman and that's what made her so entertaining. 6 / 7

    WandaVision Episode 8 Wanda and Agatha Vertical

  • Needless to say though, Hahn knows who Mephisto is now. 7 / 7

    WandaVision Episode 8 Agatha Harkness Flying Vertical