Title: Lex Luthor and the kryptonite caverns
Description: Below the Southwest desert Lex Luthor has created a kryptonite death trap for Superman, but when the leaking kryptonite turns the scorpions, insects, and other cave creatures into super species he finds he may need Superman to rescue them both.
Subjects: Lex Luthor (Fictitious character), Juvenile fiction, Fiction, Superman (Fictitious character), Supervillains, Superheroes, Lex Luthor (Fictional character), Superman (Fictional character), Children's fiction, Heroes, fiction, Superman (fictitious character), fiction