After the infamous android, Dragon Man, is delivered to Goliath's lab, it's previous master makes a play to retrieve his property. The alchemist Diablo will stop at nothing in order to make his plans a reality. How will the Avengers stand up to this latest threat while Hercules sits on the sideline.

Featured Issue: Avengers #41

Writer: Roy Thomas Penciller: John Buscema Inker: George Bell Letterer: Art Simek