Powers: Can create an optic blast from his eyes. This is, as of yet, uncontrolable without the use of ruby glasses or a ruby visor which sucks up the blast and makes it possible for him to see.
Past: You do not learn about his past from the movie.
Introduction into movie: He, and Storm save Logan and Marie from Sabretooths attack; and a blowing up truck. :)
Importance to the movie: The leader of the X-Men. And he is engaged to Jean Grey.