Dok Go-Sung

Zoroaster High Priest, Dokgo Seong, was a small, grotesque hunchback in his mid-40s, who terrorized the entire murim with his fearsome Divine Blood Demon technique. But now he is a man on the run, betrayed by his second-in-command and pursued by those who served him up until the day before. (Source: http://forum.egscans.org/showthread.php/4010-Dark-Mage-Novel-Summaries)