Superman Supacomic #42
""The Power that Transformed Batman!" "It--it's Batman! He's changed into some kind of weird menacing being! You've got to stop him Superman!""
- Superman and Batman with Robin
- Jim Mooney, line art
- Printed in
- World's Finest Comics 128, September 1962
The indicia for this issue is not recorded. The identified publisher might be an associated or parent company, rather than the specific listed publisher.