Design the character
Sketch front, side, and back views
Decide the figure size and scale
Choose the materials
Create a 3D model or sculpt by hand
Make a prototype
Split the model into parts
Create molds or prepare 3D printing files
Produce the body parts
Add joints and articulation points
Assemble the figure
Sand and clean the surfaces
Paint the figure
Add details and decals
Attach accessories
Seal the paint
Test movement and durability
Package the finished figure