Credence loses control in New York City after Grindelwald, who had Transfigured into the Auror Percival Graves, asks him to join his ranks. Tina calms down the Obscurial, but Piquery and her Aurors come and attack Credence. Despite their best efforts to destroy him, an Obscurus fragment breaks loose.
Using the Revelio Charm, Newt uncovers Grindelwald's true form.