When the series was relaunched in late 1986 under its new title, the creative team initially was writer Marv Wolfman and artist Jerry Ordway. John Byrne replaced Wolfman with issue #436 (January 1988) and Ordway became both writer and artist with issue #445 (October 1988). Writer/artist Dan Jurgens worked on the title from 1989–1991. Hank Henshaw, a character who would later become the Cyborg Superman, first appeared in issue #466 (May 1990). By the late 1980s, the plots of the Superman books were often linked. To coordinate the storyline and sequence of event, from January 1991 to January 2002, "triangle numbers" (or "shield numbers") appeared on the cover of each Superman comic book. During these years, the Superman storylines ran with the story continuing through the titles "Superman", "Action Comics" and later in two further series, ' and '.