A key issue noted for First appearance of Grim Knight. Batman Metal #3 was published by Panini Verlag on October 1, 2018, as part of a series that began in 2018. James Tynion IV and Scott Snyder write, and art comes from Alex Sinclair, Brad Anderson and Francesco Mattina. It features Batman, Superman, Wonder Woman, Alfred Pennyworth and James Gordon, among 39 characters cataloged on VerseDB.