I made a build album and posted it here

https://imgur.com/gallery/L0vKAEr

The shoulder greebles I used this file https://www.thingiverse.com/thing:2996803 made by FUBARprops I added a back plate.

The Exo Skeleton was also created by FUBARprops https://www.thingiverse.com/thing:2870950 I added a mirrored plug for the center of the pipe part of the spine. It helps reflect the EL lights I used.

I used ThoraxThaMundane https://www.thingiverse.com/thing:5200247 and sized it way down so i could use it as a collar detail.

hewaxo made https://www.thingiverse.com/thing:4730224 and I resized it and added magnet slots.

and finally, although you can't see them in the pic under the wig, I made https://www.thingiverse.com/thing:4842828