The Great Horned Rat Workflow (Warhammer Fan art)

Hi,
during my search for Skaven's references I discovered this wonderful Concept from Rinehart Appiah and I knew I would do it, yes yes !
https://www.artstation.com/artwork/x96lR
This is the workflow I've used to translate "The Great Horned Rat" from 2D to 3D.
If you haven't seen the beauty shots, here is the link :
https://www.artstation.com/artwork/g8QgZe