Pokemon Sun & Moon - episode 10 - 11 Jan, 2017

The time has come for Ash to confront Hala in order to win his first Island Grand Trial Challenge in Alola using the Z-Crystal he obtained from the Totem Gumshoos. After the battle, Hala rewards Ash with a Fightinium Z, but Tapu Koko intervenes and replaces it with Electrium Z. (Source: Wikipedia)