Action Comics #587 1987

Action Comics #587, published in April 1987, presents "Cityscape!" by John Byrne. Superman partners with Etrigan the Demon, from both the present and 1162 A.D., to combat Morgaine le Fey's magical schemes. The story unfolds as Glenda Mark's antique discovery transforms people into parts of a growing structure. This issue is notable as a Post-Crisis Superman team-up, exploring his supernatural vulnerabilities, and marks the first Post-Crisis appearance of Glenda Mark.