An in-depth UE4 tech break-down of stylized shaders technique used in Pisciasa project, articles published on 80lvl at : https://80.lv/articles/stylized-character-production-techniques-in-ue4/
Interested in taking a deeper look at Pisciasa? Get the packs here and see it for yourself! --> http://cbr.sh/abj4k1
If you want to do quality stylized stuff in UE4, this sure will come in handy !