Having arrived at his new Pokémon school, Professor Kukui who is the teacher and its students host a surprise welcome party for Ash. Soon after, the guardian Pokémon, Tapu Koko, pays another visit to Ash to battle Pikachu. Tapu Koko teaches Ash how to use the Z-Ring. Ash and Pikachu manage to unleash the Z-Move, Gigavolt Havoc, but the Z crystal is soon shattered after Pikachu's immense release of power. In order to regain the power of Z-moves, Ash decides to go through the island trials.
Elenco: Sarah Natochenny , Christa Lips , Jeroen Keers , Hilde De Mildt , Ikue Ōtani , Frank Frankson , J.T. Ross , Jayne Grand , Jimmy Zoppi , Joseph Shore , Kerry Williams , Lee Quick , Mike Pollock , Nathan Price , Phillip Bartlett , Rachael Lillis , Ross Charap , Scottie Ray , Ted Lewis , Wayne Grayson .