Vivid Anstan

The Vivid Anstan is a Unique Monster in Xenoblade Chronicles. It is a member of the Telethia family that can be found at level 75 near the middle of the Third Lung in Bionis' Interior.

Chests rates

 * Wood = 0%
 * Silver = 0%
 * Gold = 100%

Wood

 * Materials
 * Telethia Letter - 75%
 * Tempus Glyph - 25%

Silver

 * Crystals
 * Lock-On Resist V / Attack Plus V - 21.4%
 * Lock-On Resist V / Ether Def Down V - 21.4%
 * Weapons
 * Forma Spear (1 slot) - 14.3%
 * Forma Spear (2 slots) - 7.1%
 * Armors
 * Rafaga Leggings - 22.6%
 * Rex Cuisses - 5.7%
 * Z Attack Boosters - 4.1%
 * Loki Drones - 3.4%

Gold

 * Weapons
 * Vangarre Driver - 43.5%
 * Meteor Staff - 21.7%
 * Advanced Books
 * Tantrum - 15.9%
 * Burninate - 10.7%
 * Wild Down - 5.7%
 * Serene Heart - 2.6%