Prior (Arthur's Mantle)

This Prior is a Prior of the Ori.

2006
He traveled to an unnamed planet and encountered the Sodan Volnek. He used his staff to infect Volnek.

2007
When SG-1 used the Ark of Truth on another Prior and revealed the truth to him, it was spread through his staff to him and the other Priors in the Milky Way galaxy and their followers, ending the crusade.