Robert Downey Jr and Pedro Pascal have surprised Marvel fans with a Halloween post, just over a month ahead of the premiere of Russo Brothers’ long-awaited movie Avengers: Doomsday. On Saturday, Downey Jr shared an Instagram video showing the two dressed as their characters Doctor Doom and Mister Fantasti. However, when they uncovered their faces, there was a surprise in store for fans.

As Robert Downey Jr and Pedro Pascal wearing the iconic costumes, unveiled their faces, it turned out that they’d swapped costumes for a fun Halloween adventure. Downey Jr. revealed himself to be wearing Richards’ Fantastic Four costume, whereas Pascal removed the hood and mask of Doctor Doom to reveal himself as the chief antagonist of the upcoming Marvel movie.

“Victor. Richard. Costume swap!” stated Downey Jr.’s Instagram caption. After revealing the surprise, he said, “Cross-dressing!”, much to Pascal’s amusement.…