Textured with SD. Rendered in V-Ray using the node for Substance Designer here: http://polycount.com/discussion/155524/pbr-basecolor-metallic-to-vray-3-2-corona-redshift-arnold-converter
rendering is redshift in maya here is a SP viewport render https://www.artstation.com/artwork/work-in-progress-on-upcoming-gnomon-video thanks pawel .. i did make sure to pimp out your gumroad site :-)