Legion of Super-Heroes #39 was published by DC Comics on January 1, 1993, as part of a series that began in 1989. Mary Bierbaum and Tom Bierbaum write, and art comes from Keith Giffen, Ron Boyd and Stuart Immonen. This 36-page issue features Cosmic Boy, Brainiac 5, Chameleon Boy, Ultra Boy and Lightning Lass, among 23 characters cataloged on VerseDB.