ATST
thingiverse
I've been tinkering with this upload from the STAR WARS HD showcase and I managed to make the top detachable. Now you can add your own miniature pilots to commandeer the bipedal walker, it's a fun touch that adds an extra layer of customization.
Download Model from thingiverse
With this file you will be able to print ATST with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on ATST.