1boy bad_id bad_pixiv_id bara bob_(gallaghers) covered_nipples cropped_legs greyscale hair_over_eyes hand_in_own_hair kekkai_sensen klaus_von_reinhertz large_pectorals male_focus midriff_peek monochrome motion_lines muscular muscular_male mutton_chops pectorals short_hair sideburns sidepec solo sweat tank_top tusks