Rez Drivers are Story Exclusive Enemies in Xenoblade Chronicles 2. They are Driver enemies and members of the Ardainian Soldier group, and can be found at level 24 - 28 throughout Alba Cavanich in the Empire of Mor Ardain during the story event in Chapter 4 leading to boss battle against Lila. They can be fought at level 51 during a Challenge Battle, available as downloadable content from the Challenge Battle Mode Pack of the Expansion Pass.