Batman Odyssey #6 2010

Batman Odyssey #6 concludes the first part of Neal Adams' epic, plunging Batman, Deadman (possessing Joker), and Robin into Arkham Asylum and the Hollow Earth. They confront Dr. Slattern, the Sensei (revealed as Ra's al Ghul's son), and a cyclops, all while searching for 'The Key.' This issue is a key moment in Adams' unique and often bewildering narrative, showcasing his distinctive art and unconventional storytelling, making it a notable collector's piece for fans of his singular vision.