From the 1981 Sear Wishbook:
"Star Wars Rebel Command Center with 3 exclusive action figures... Sold only at Sears through the Christmas season... Lever activates figures for mock battles on ice planet. Molded plastic snow base for figures with foot pegs and command base backdrop. Includes three action figures: AT-AT Commander, Luke Skywalker in Hoth Battle Gear, and R2-D2 with Sensorscope...$11.99"
The Rebel Command Center was a Sears exclusive sold first during Christmas of 1981. The base of the playset is identical to the base of the Hoth Ice Planet playset (which is just a Land of the Jawas base in molded in white plastic instead of brown). The set came with a new backdrop depicting the inside of the Hoth "Echo Base" and three figures.
Sears had a series of exclusive playsets: