All parts are included, but a few pieces have been replaced with different coloured ones.
It’s currently assembled, so you can take it as is, or I can disassemble it for you if you’d like. 
Some damage to instructions and no original box but in acceptable condition

The LEGO Star Wars Death Star set (10188) is a highly detailed construction toy featuring 9023 pieces, including figures and instructions. This retired set, released in 2008, is part of the Star Wars LEGO subtheme and was manufactured in Denmark. With a length of 5880mm, height of 1760mm, and width of 5020mm, this plastic build is suitable for ages 12 and above. The set includes the iconic Death Star model, making it a must-have for any LEGO or Star Wars enthusiast.