Rule 34 Dev - 2019 animal_genitalia animal_penis anus balls black_mane black_tail bodily_fluids book brown_eyes candle candlestick cum cum_drip cum_in_ass cum_inside cum_leaking cum_on_balls cutie_mark dripping equid equine equine_penis eyewear fan_character feral fireheart flared_penis fur furry genital_fluids genitals glasses green_highlights grey_body grey_fur hasbro hi_res highlights_(coloring) horn library looking_at_viewer looking_back lying male male_only mammal mane medial_ring my_little_pony on_front on_ground penis ponsex reading_book smile solo spread_legs spreading stack tail_wraps underhoof unicorn wraps|4441629352