Rule 34 Dev - 1boy abs black_hair blue_male_swimwear blue_swim_briefs body_hair bulge crotch cu_chulainn_(fate) cu_chulainn_(fate/stay_night) fate_(series) funa_(artist) male_focus male_swimwear muscular smirk solo sportswear swim_briefs swimsuit tagme topless_male|8739931239