Electric Gutbuster

Head Shaker is one of Dunban's physical Arts in Xenoblade Chronicles. When it is used after Gale Slash, it can inflict Break on a targeted enemy.

Intermediate
The intermediate books are only found in shops for 5,700 G
 * Satorl Marsh
 * Nopon Merchant Camp Shop
 * Colony 6
 * Shop 2
 * Eryth Sea
 * Syrath Lighthouse Shop

Advanced
Advanced art books are only available from enemy drops.