Ah, I'm sitting on the fence?! Heresy! Bah! Flames and dark tidings.
Oh, what the hell, I'm too tired. I'll just answer your question, then. :Eldar's slapping Atreides on the back icon:
I think he'd be chaotic neutral. The fact is, no matter his goals, his methods are crazy. He might think of himself as good, but he is not. Since he employs his evil methods for the service of a perceived greater good, I'll give him the benefit of the doubt and not label him outright evil. I will, however, say that I would not invite him over for tea.