Rule 34 Dev - 4_toes anthro anthro_on_anthro anthro_penetrated balls belly biceps big_balls big_belly black_hair black_penis bodily_fluids canid canine canis claws clenched_teeth closed_eyes domestic_dog dragon duo ear_piercing ejaculation erection facial_hair feet full_nelson fur gay genital_fluids hair hi_res horn humanoid_penis imminent_sex inflation inside kristakeshi leg_grab legs_up male male/male male_only male_penetrated male_penetrating male_penetrating_male mammal mastiff molosser muscular muscular_male nude orgasm pained_expression penetration penis piercing plantigrade rennin reyes rottweiler scalie sex soles teeth toe_claws toes yaoi|4183084904