Read on as we unpack the ending and post-credits scenes for Spider-Man: Brand New Day. Spider-Man: Brand New Day ending explained - What happens to Peter Parker? Marvel StudiosAfter helping Damage Control capture psychic mutant Jean Grey (that’s right, Sadie Sink is Jean Grey), Spider-Man realises that he’s been lied to and that Grey might not be the villain after all. Tom Holland as Spider-Man in Brand New Day, in his red and blue suit, with his head in his hands Sony/MarvelYes, there is a post-credits scene in Spider-Man: Brand New Day. How does Spider-Man: Brand New Day set up Avengers: Doomsday?