Why it's Hot:
- Cover art by Jack Kirby
- Duplicate Thor and Professor Zaxton appearance
Synopsis:
An evil scientist forces Dr. Donald Blake to help him perfect a sophisticated duplicating machine by kidnapping Jane Foster. While the sinister device successfully duplicates the mighty Thor, it fails to recreate the magic enchantments of his mystical hammer, giving the real God of Thunder the critical advantage needed to smash his duplicate and defeat his captor.