"Giant-Man versus the Wonderful Wasp!"
Hank is performing experiments while Jan is out shopping. A petty thief is on hand when Hank's experiment goes wrong, rendering him unconscious. The thief steals Giant-Man's suit and uses it in a jewel heist, until Jan can stop him.
"Enter...the Chameleon!"
The Hulk is prisoner of the military, while miles away in a secret base, the shadowy figure of the Leader dispatches his agent, the Chameleon, to spy at Ross' base. Rick Jones, hearing of Hulk's capture, rushes to his side. While the Hulk is prisoner, Bruce Banner can't report to work, and his disappearance has Betty worried and Talbot suspicious. Hulk escapes with Jones' help and foils the Chameleon.
1st appearance of the Leader.
Includes a Jack Kirby pin-up of the Hulk.