Titans #137 was published by Editions Lug on June 1, 1990, as part of a series that began in 1976. Chris Claremont and John Byrne write, and art comes from Bob Sharen, Marshall Rogers and Mike Machlan. It features Captain America, Nightcrawler, Kitty Pryde, Doctor Strange and Hawkeye, among 52 characters cataloged on VerseDB.