Bedtime

Bedtime is one of Riki's Ether art in Xenoblade Chronicles. When used, Riki and all the enemies in range may be put to Sleep.

Information

 * Putting Riki to sleep will cause his tension to go down by 100 points, this can be avoided by activating his Hero Time aura art beforehand.
 * Equipping Sleep Resist Gems on Riki will reduce the chance of him being put to sleep.
 * The AI of Riki will only use this art when he has at least an aggro ring.

Intermediate
The intermediate books are only found in shops for 12,200 G
 * Colony 6
 * Colony 6 Shop 3
 * Colony 6 Shop 4
 * Valak Mountain
 * Nopon Camp Shop

Advanced
Advanced art books are only available from enemy drops.