Rule 34 Dev - 5_fingers anal anal_sex apode bodily_fluids bondage bound cave clothed clothing detailed_background digital_drawing_(artwork) digital_media_(artwork) draconcopode duo erection eyebrows eyelashes fin fingers genital_fluids genitals gills green_body green_scales hair hakuryuorion hands_tied headgear headwear hi_res humanoid_genitalia humanoid_penis knife lamia legless male male/male male_penetrated male_penetrating male_penetrating_male marine masturbation merfolk mermaid nails nipples nude open_mouth outside penetration penile penile_masturbation penile_penetration penis purple_body purple_scales red_hair reptile restraints rock rope rope_bondage scales scalie sea serpentine sex signature snake split_form tail tail_hold teeth text unusual_ears water water_drop weapon yellow_eyes|12667221232