FURVERT!

animal_genitalia anus athletic barely_visible_anus bcpony blush blush_lines clothed clothing digital_media_(artwork)digital_sketch duo equid equine eyes_closed fan_character feathered_wings feathers fellatio feral feral_on_feral forced fur genitals grey_background greyscale hair hasbro hi_res horse male male/male male_penetrated male_penetrating male_penetrating_male mammal monochrome muscular my_little_pony mythological_creature mythological_equine mythology oral oral_penetration pegasus penetration penile penile_penetration penis_in_mouth perineum pony rope sex shaking simple_background sitting sketch spot_color sucking suit teeth three-quarter_view toony trembling wings