Xellos looks nice enough, doesn't he? Don't let that pleasant expression fool you, he's one of the most perfectly warped creatures you'd ever care to meet. He's a wandering priest who follows Lina and company through their travels, watching them get in trouble, sometimes putting them in the way of trouble, and -- most surprisingly -- occasionally helping them out of trouble. What is it with Xellos, anyway? In his own words, "Now that is a secret!"