From the Gamestop front page.

Gamestop.com - Home:

"Star Wars: Empire At War
Free Death Star* with Pre-Order!
In a galaxy between Episode III and Episode IV become a galactic commander as you choose to either battle the Empire or to crush the Rebellion at its roots. Collector's Edition also available.
*Death Star is a desktop ball."

Oh, and I so much wanted a real Death Star.