Luthor takes a liquid kryptonite serum which makes it impossible for Superman to get near him. Superman makes a lead suit to protect himself, but Luthor has discovered a way to turn lead into glass. Eventually, Superman tricks Luthor into thinking he has become immune to Luthor's kryptonite radiations and Luthor takes an antidote, leaving himself open to capture.; Clark, Lois, and Jimmy visit the theme park "Superman Land." Amid the entertainments, however, lurks danger in the guise of Lex Luthor.; Luthor seemingly defeats Superman using artificial kryptonite.; When the terrible trio team up to combat Superman, the Man of Steel is guaranteed triple-trouble.; Luthor attacks with animated Kryptonite. Superboy is helped by Lana and Lightning Lad.; In the New England town of Cardiff, Lois meets a girl who seems to be a modern day witch.; The Boy of Steel traverses the time barrier and attempts to thwart the assassination of Abraham Lincoln, but he encounters an adult Lex Luthor.