Synopsis
Phantom Zone villains try to trick Superboy into releasing them but they are foiled by Krypto.
Credits
- Script
- Frank Robbins, E. Nelson Bridwell, Murray Boltinoff
- Pencils
- Curt Swan, Bob Brown
- Inks
- Murphy Anderson, Mike Esposito
- Letters
- Gaspar Saladino, Ben Oda, John Costanza
- Editing
- Murray Boltinoff
- Logo illustration
- George Papp
Ratings
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