Note: Be aware there are spoilers for “The Fantastic Four: First Steps” in the article below.

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.

Though it's only a very brief clip, Joe and Anthony Russo have shared footage of some audience reactions to the mid-credits scene of The Fantastic Four: First