Tome of Guardian Will III

Effect
Use into Skills Master to learn skill Guardian Will III: increases the Defense of this hero's units by 7%. Can be used for hero with level 50 or higher and speciality Defense.

Obtain
It can be found in:
 * (25 gold).
 * Wheel of Fortune.
 * Purgatory Abyss Layer.
 * Purgatory Abyss Layer.