Giant-Size Fantastic Four 1974 #4 - back issue - $30.00

Puppet Master makes a model of Professor X and commands him to send the X-Men after the FF. When Xavier regains control of his senses, the Mad Thinker sends in his Android to finish off both teams.

On-sale date from Comic Reader (Street Enterprises, 1973 series) #112, November 1974.

• Madrox the Multiple Man! - Inking credit information per Nick Caputo, February 2019.
• - Letters from: Dean Mullaney, Tze Chiang Meng, Neal Meyer and John M. Baker; Marvel Value Stamp #2, Hulk (a detail from the cover of The Incredible Hulk (Marvel, 1968 series) #152.