Rule 34 Dev - anal anthro anus balls bodily_fluids bondage bound cum duo ear_piercing equid equine erection fan_character feral genital_fluids genital_focus hair hasbro hi_res horn intraspecies lavenderscent long_hair male male/male mammal mask my_little_pony mythological_creature mythological_equine mythology penis penis_focus piercing restraints rope rope_bondage rope_harness unicorn|11245760528