Complex sentence: In "Slayers NEXT", the second season of the anime, under the orders of Hellmaster Phibrizzo, Xellos follows Lina, sometimes helping but often hampering her quest to find the Claire Bible.
Split into simpler sentences: In "Slayers NEXT", the second season of the anime, Hellmaster Phibrizzo orders Xellos to follow Lina. While following he sometimes helped but often hampered her quest to find the Claire Bible.