In 1994, this version of Batman appeared in the ' crossover event playing a small role. In March 2018, he appeared in a brief cameo in the sixth and final issue of the ' event. The three-issue miniseries "" was revealed by Frank Miller to be set in the same universe as the "Dark Knight Returns" series, serving as an origin story for that universe's version of Superman. Younger versions of Batman and Wonder Woman appeared in the third issue of the series, marking their first meeting with Superman.