On-sale date from Amazing Heroes #30, with newsstand on-sale date of 1983-08-23.
This issue is a variant of The Thing (Marvel, 1983 series) #6 [Newsstand].
There exist further variants:
The Thing; Wonder Man; She-Hulk; Spider-Man [Peter Parker]; Puppet Master; Mr. Fantastic; The Invisible Girl; The Human Torch [Johnny Storm]; Doctor Doom; Franklin Richards
Synopsis
The Thing battles the Puppet Master inside the Thing's mind.