In this video we look at a brief introduction to the Strata Shading System for Unreal 5.2+, this is a experimental feature at the moment that will allow for more realistic material creation and layering. This was originally introduced in Unreal 5.1 but has been updated in Unreal 5.2. This video covers the basics and key things to understand to start using this new feature and a bit about material and shading theory.
https://dev.epicgames.com/community/learning/tutorials/8Xk6/unreal-engine-intro-to-strata-substrate-materials-tutorial