Book of magic

I made this model studying a workflow to create Stylized hand-painted PBR assets using only Blender and their render engine Cycles. I don´t know the original concept author so if you know him please tell me to give him their respective credits.

Render in Sketchfab

Wireframe

Book of magic (Sketchfab)

Original concept (looking for the author)

Material nodes tree, each colored node group is a material that works as a layer, similar to Substance Painter

Color ID map to isolate materials in the node editor

Final maps