Complex sentence: He is met by Eragon, and the two are properly reunited at last, when they met Roran punched Eragon in the face for hating and loving him at the same time, though Eragon is suffering from his defeat at the hands of Murtagh.
Split into simpler sentences: He is met by Eragon, and the two are properly reunited at last. When they meet Roran punches Eragon in the face, hating and loving him at the same time, though Eragon is suffering from his defeat at the hands of Murtagh.