Validar is the leader of the Grimleal, the religious sect who worships the fell dragon, Grima. He is extremely loyal to Grima, and will do anything to see it's ressurection, even willing to sacrifice his life. He has committed extremely heinous acts for Grima's ressurection, such as murder and brainwashing.

This is a major role. You will have a lot of lines in the main story.

Just watch a video of the premonition to know his voice