Batman #156 (1963)

In Batman #156, the Dynamic Duo find themselves on a strange planet fighting against mysterious creatures and alien beings. As they roam around, they become increasingly aware of being watched by human eyes, and eventually, Batman finds himself alone and weakened after Robin falls to his death. In reality, Batman was participating in an experiment to simulate an astronaut's mental state in space and hallucinated Robin's death due to his fear of loneliness. Batman eventually overcomes his fear and saves Robin from the Gorilla Gang, proving once again why he is the ultimate superhero. If you have a copy of this thrilling issue, don't hesitate to contact Comics Into Cash for a free appraisal or the opportunity to sell your comic book collection for a fair price. With our reputation and expertise, you can trust us to provide the best possible service for your comic book needs.