Are you ready to go back to the Magisterium? The HBO/BBC adaptation of Phillip Pullman’s His Dark Materials returns for a second season later this year. On the His Dark Materials ComicCon@Home panel, cast members Dafne Keen (Lyra), Ruth Wilson (Mrs. Coulter), Ariyon Bakare (Lord Boreal), Amir Wilson (Will Parry), Andrew Scott (John Parry), and Lin-Manuel…