In mythology, Cerberus - a dog with three golovamii on the neck which moves poisonous snake instead of a tail the dog is a snake. The dog is a loyal servant of Hades and guards the entrance to Hell. He closely follows that of the underworld no one got out.At all times, the tattoo Cerberus associated with the world of the dead - as his guard and conductor of souls to the afterlife. A person who makes such a tattoo should have tremendous will power and energy, the same as the three-headed dog. Often people with a tattoo in the form of dogs have an evil disposition.They are always very angry at the person who angered them.