Bidspirit auction | Detective Comics DC Comic Book

Detective Comics DC Comic Book #603 - Detective Comics #603, 1989, The Tulpa story concludes as Batman is forced to face the Demon Etrigan...and confronts a mirror image of himself. Part 3 of 3, continued from the previous issue. Script by Alan Grant, with art by Norm Breyfogle and Steve Mitchell. Cover by Breyfogle.