While the hood of his forest-green cloak obscures his face, the stranger holds in his hands the familiar mask of Doctor Doom. Yup, this scene sets up exactly what you think it does: It tees up Robert Downey Jr. as Doctor Doom.

Vanessa Kirby opened up about whether Robert Downey Jr was the actor in the Fantastic Four: First Steps post-credits scene.

Vanessa Kirby addressed questions about Robert Downey Jr. appearing in Marvel’s 'Fantastic Four: First Steps' post-credits scene