most 3D xxx sights have no artist skills to make any thing.
that don't have much if any lighting or rendering skills.
there is a xxx site with a market place that sells stuff for the sites.

Zbrush , Blender good for morphs

============================================================ 

The Artist that will fight for decades to conquer their media.
Even if you never know their name ,your know their Art.
Dark Sphere Mage Vengeance