I've been working on something similar, That being said... I'm doing a bit of photoshopping afterward processing, polishing up the look further
Some comparison shots of my work. I'm considering calling it "Rose HD" since im trying really hard not to change the original game's art.
Comparison for Ak'Anon
http://www.framecompare.com/screensh...rison/JM2BMNNU
http://www.framecompare.com/screensh...rison/JM2JJNNU
Basically Done with all Original NPCs (Only tweaking whenever i find an issue)
https://imgur.com/a/i9q7KIP