zbrush-headstart
Based on "Stylised Head Tutorial - Part 1" at https://www.artstation.com/artwork/YzXQd
Based on "How to Retopologize a Head like a Boss" at https://www.artstation.com/artwork/yql58
Based on "How to Retopologize the Rest of the Body - Tier 1" at https://www.artstation.com/marketplace/p/6jz/how-to-retopologize-the-rest-of-the-body-tier-1?utm_source=artstation&utm_medium=referral&utm_campaign=artwork&utm_term=marketplace