1boy, abs, bara, beard, bird, facial_hair, fins, foreshortening, from_above, from_side, full_body, large_pectorals, light, looking_at_viewer, male_focus, mature_male, merman, mermay_2023, monster_boy, muscular, muscular_male, mustache, nipples, nude, original, pectorals, pigeon, scar, scar_on_face, scar_on_mouth, shadow, shore, short_hair, solo, webbed_hands, xiaolumiaoliya