2016 anal anal_sex anal_vore anus ass ass_up bent_over black_and_white blush comic decapitation duo feral grin line_art longlevy looking_at_viewer looking_back lying monochrome multiple_scenes naughty_face nintendo nude on_back penetration pokemon porygon-z raised_tail reptile scalie sequence simple_background sitting sketch smile snake snivy stomach_bulge tongue tongue_out toony video_games vore white_background