When it comes to playing Captain Marvel, Brie Larson takes things very seriously. The actress took to Instagram on Sunday to tease her role, writing "LARSON INDUSTRIES R&D DEPT." Not only does she prepare for her part by reading the comic book, but she also dons the superhero's signature outfit as she lounges on the couch. Fans practically lost their minds when it was announced at Comic-Con that the Oscar winner had been cast as the lead, and her latest snap has us even more excited about the upcoming film. As more news trickles in, be sure to obsess over all the details about Captain Marvel.