Acheron was born of a good dragon and the female human who loved him dearly. His father was killed by a clan of black dragons and his mother died when he was 20. He discovered the white ring he wore was in fact a portal to the realm of ice where his fathers spirit led him to the sword of ice Frostmourne.He wandered for several years being a mercenary and took part in the slaying of the remaining dragons. At one time he had released the spirits of the evil dragons his father had slain and was forced to kill them all once more.He met Dusk, his excact opposite and they combated several times both drawing eachother to the brink of death several times. Then in combat against the dark lord they became the best of friends and Acheron gave Dusk his black warg as a show of friendship, this warg Shadow now serves teh assassin. The Half-dragon now wanders once more and once in a while meets up with Dusk to fight evil.