Although I was critical about how the lighting on the Celestia one turned out (it looked almost looked like caucasian flesh to me rather than her usual white), it really works on Fluttershy here!
I love how the rest of the mane 6 just show off their frontside and meanwhile Fluttershyβs just βNo. I know what the stallions REALLY want to seeβ.
Edited
probably yes, author is using such dotted pattern for shading on some images
β¦
but now I realized itβs tiled