Grandlethal's the leader of the WLA. If you want a link to his website, it's best to go to the Windurst Liberation Army and search the first couple pages. GL is rarely on. If I was at home, I could give you the link myself, but I'm at my cousin's house in Miami and don't have it memorized off hand.

But yes, Tarutarus excel in magical classes, so they're best with black, white and red mages. It is very popular to be a melee taru, if only for comical relief, it seems. But yes, they make best with magical classes because it just fits their stats best.