Jabba's Dungeon was released in two forms. The first was a Sears exclusive and featured a blue base and three ROJ figures; 8D8, Nikto, and Klaatu (Skiff Guard). In 1984, a new version was released that had a tan base and came with three POF figures; Amanaman, Barada, and EV-9D9.
While most Power of the Force merchandise was made available in 1985, this set, which appeared in ROJ packaging only, was advertised in the 1984 Sears Wishbook. Either the names of the figures weren't clear at the time or Sears writers weren't very careful in their spelling! From the Sears Wish Book '84:
"We are entering the land of Jabba the Hutt. 9D9, Barbado, and Amanaman wait in evil Jabba's dungeon to lift unsuspecting robots with the rotating crane...$13.99"(In 1985, Sears was discounting all their Star Wars catalog merchandise and dropped the price to $7.99.)
The base of both sets was identical and was based on the Droid Factory playset. Where the Droid Factory had storage spaces for parts, the dungeons have a basically flat surface.
Sears had a series of exclusive playsets: