Rule 34 Dev - 2018 ambiguous_penetration anthro anthro_on_anthro ass balls big_butt bottomless clothed clothing cowgirl_position domination duo equine female female_on_top femdom grey_background greyscale headwear horse huge_butt larger_female lua_(pixelsketcher) lying male male_penetrating mammal monochrome nude nun on_back on_top original original_character penetration penis power_bottom rear_view sex shirt simple_background size_difference sketch smaller_male straight tabuley|3229546016