Rage

Rage is one of Reyn's aura Arts in Xenoblade Chronicles. It mainly reduce damage recieved by 25% while also reducing Reyn's physical damage by 25%. It also gradually fills his Talent Gauge, and grants him a Counter Spike effect which is equal to Reyn's Ether stat time 2.

Intermediate
The intermediate books are only found in shops for 4800 G
 * Colony 9
 * Ether Light Shop
 * Ether Mine
 * Drainage Control Room Shop
 * Colony 6
 * Shop 1

Advanced
Advanced art books are only available from enemy drops. For any enemies listed with a 0% drop rate, the item can only be obtained using Yoink!, Riki's Talent art.