Walkthrough: The second time around sees Olivia being a much tougher foe. However, even though all of her Pokemon are at a much higher level, they are the same exact Rock Type Pokemon as before.
Elite Four Olivia - Level 66 Armaldo, Level 66 Cradily, Level 66 Gigalith, Level 66 Probopass, Level 66 Lycanroc (Rockium Z)