Rule 34 Dev - anal anthro anthro_urethral_insertion balls big_penis bondage bound bulge canine chris_wolfe cock_ring erection fur green_fur hyper hyper_penis krazu_wolfdoom male mammal penetration penis piercing restraints slimy stomach_bulge straps tentacle twink upside-down urethral urethral_bulge urethral_insertion urethral_penetration wolf|1890156472