In the underground Diamond Domain, where many Carbink live, the Mythical Pok├®mon Diancie serves as ruler. The Heart Diamond that sustains the land is beginning to fall apart, and Diancie is not yet strong enough to create a new one. While seeking help from the Legendary Pok├®mon Xerneas, Diancie encounters a group of thieves who want to take control of its diamond-producing powerÔÇôand who awaken the Legendary Pok├®mon Yveltal from its cocoon in the process! Can Ash and his friends help Diancie discover its true power, stop YveltalÔÇÖs rampage, and save the Diamond Domain?
