Rule 34 Dev - 2boys anal anal_penetration anal_sex big_butt big_dick big_penis clothed clothed_sex clothing dick duck_deans erect_penis erection gay gay_anal gay_sex kotal_kahn kung_jin male/male male_focus male_only mortal_kombat mortal_kombat_11 mortal_kombat_x muscular muscular_male penetration size_difference|8786092144