Issue: #238
Last valuation update: 2025-11-21
“Menace at 1,000 Degrees!” starring Superman. Du-Vor tells a fellow teacher the story of how two space explorers came to be stranded on ancient Krypton and began the Kryptonian race."Menace at 1000 Degrees!" written by Denny O'Neil, penciled by Curt Swan and inked by Murphy Anderson. Reprinted in DC Comics Classics Library: Superman - Kryptonite Nevermore! #1."A Name is Born!" A "The Fabulous Worl...
First appearances: Du-Vor, Kryp, Tonn
Creators: Dennis O'Neil, Elliot S! Maggin, Carmine Infantino, Julius Schwartz, Cary Bates, Curt Swan, Murphy Anderson, Gray Morrow, E. Nelson Bridwell
Characters: Superman, Lois Lane, Jimmy Olsen, Morgan Edge, Sand Creature, Du-Vor, Kryp, Tonn