Rule 34 Dev - 2019 alicorn crotchboobs equid equine feathered_wings feathers female feral flying friendship_is_magic greyscale group hair hi_res horn horse mammal masturbation monochrome my_little_pony pony princess_cadance_(mlp) princess_celestia_(mlp) princess_luna_(mlp) pussy twilight_sparkle_(mlp) wangkingfun wings|3658538936