Slight differences from the typical production box. Namely it notes "C" cell batteries instead of the corrected "D" cell batteries. In addition, the TM for the "AT-AT" is on the upper portion of the T instead of the lower portion.I believe there is another TM variance on the side of the box also. The item "Kenner Vintage Star Wars ESB AT-AT Prototype Box Flat Proof Empire Strikes Back" is in sale since Saturday, August 4, 2018. This item is in the category "Toys & Hobbies\Action Figures\TV, Movie & Video Games". The seller is "dspair" and is located in Steilacoom, Washington. This item can be shipped worldwide.