Rule 34 Dev - abs anthro areola beard big_breasts blue_areola blue_body blue_nipples blue_skin breasts detailed_background duo eye_patch eyewear facial_hair female female_anthro fingers genitals glistening glistening_body glistening_breasts glistening_face glistening_legs glistening_thighs hair indoor_nudity light male muscular nipples nude ponytail pool pose pussy realistic realistic_lighting realistic_shading red_fins red_gills red_hair shower size_difference smile standing surprise textured wet window sonazith undertale_(series) undyne fish human mammal marine artist_name digital_media_(artwork) digital_painting_(artwork) hi_res lighting shaded signature|21094858750