Rule 34 Dev - 1boy alien anal anal_sex anal_sex anus artist_name ass balls biceps big_penis blonde_hair bondage bondage cum ear_piercing earrings erection gay_male green_body green_eyes green_skin half-dressed half_naked handjob hulkling humanoid jerking jerkingoff looking_at_viewer magic male male_only marvel marvel_comics masturbating masturbation mephisto(artist) muscles muscular muscular_male nipples pecs penis penis_grab piercing precum seductive_look seductive_smile sex smile smiling smooth_armpits smooth_ass smooth_penis solo solo_male spread_legs superhero superhero_costume teddy_altman young_avengers|12635461400