Rule 34 Dev - alpha_channel ambiguous_gender anal anal_vore anus ass big_butt boots clothing desbjust duo equid equine feral feral_only footwear hi_res hooves horse huge_butt human lips looking_at_viewer looking_back male mammal nightmare_stallion puffy_anus red_eyes reins rokho_(desbjust) tail thick_bottom_lip vore|8546359400