Rule 34 Dev - 1girl 2010s 2015 2d 2d_(artwork) alternate_costume anthro anthro_only artist_name blue_body blue_skin breasts clothed clothed_anthro clothed_female clothing dated digital_media_(artwork) ear_fins eyepatch fang fangs female_anthro female_only fins fish fish_girl fishfish_(paradisef) hair head_fins jacket long_hair looking_at_viewer marine monster monster_girl non-mammal_breasts object_in_mouth official_alternate_costume ponytail red_eyes red_hair red_ponytail sharp_teeth simple_background solo_anthro solo_female source_request tank_top topwear tying_hair undertale undertale_(series) undyne upper_body video_game_character video_games yellow_sclera|1077885