At this year’s San Diego Comic-Con, Marvel Studios officially announced the worst kept secret about the casting of the upcoming “Captain Marvel” film, when Academy Award winning actress Brie Larson joined the rest of the MCU on stage in Hall H. Well, the Captain herself just tweeted out a photo of herself in a Captain Marvel…. what we can only assume is a onesies, captioned “LARSON INDUSTRIES R&D DEPT.” So much nerd love going on here!