https://gamesartist.co.uk/bt-mp9/
Hard-Surface Artist Ilia Kurichenkov breaks down his custom B&T MP9. In this article, Kurichenkov discusses goals, tools, references, low-poly modelling, soft body simulation, high-poly meshes, UV mapping, baking, texturing techniques, rendering & lighting.
https://www.artstation.com/artwork/Za8X1m
https://www.artstation.com/curichenkow