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.

Here's who that mysterious figure was in the credits scene of "The Fantastic Four: First Steps" and how it sets up Doomsday.

First Steps, now playing in theaters! The Fantastic Four: First Steps is the latest superhero installment to grace the silver screen, and its release is significant for Marvel Studios. After years of being unable to use the Fantastic Four in the Marvel Cinematic Universe due to film rights,