This is Stepan from the Metro Exodus game. Model is based on a real person and my teammate, talented 2D Artist Anatolii Podorvanyi https://www.artstation.com/anatolii_podorvanyi
Screenshots rendered in game engine. I was responsible for the following:
photo-scanning by the single-camera, photogrammetry, scan cleaning, base, and facial expressions models sculpting, retopology, UV-mapping, texturing, and setup in the 4AEngine.