This article contains spoilers, a piece of information that will be told to the player in the storyline of TERA: The Exiled Realm of Arborea. You are warned to take note that reading certain parts of this article might change your view on the story.
He is first revealed when he captures High Elder Verikam in Highwatch.
However, he has killed Khirian Sage Madat and taken his form before that, already in Savage Reach.
Later he also captures Vanguard Primus Zolyn in Energia Celo.