Rule 34 Dev - 2boys crossdressing erection erection_under_clothes erection_under_skirt erik_lehnsherr gay magneto male marvel marvel_comics max_eisenhardt no_bra no_panties nude penis penis_out penis_under_clothes penis_under_skirt professor_xavier skirt skirt_lift testicles trap x-men x-men_(movie_series) x-men_first_class yaoi|1239087144