Pokémon the Series: XYZ is the nineteenth season of the Pokémon anime, and the third and final season of the XY series. It features Ash Ketchum, his Pikachu, the two siblings from Lumiose City, Clemont and Bonnie, and his old childhood friend, Serena as they continue their adventures in the Kalos region, catching new Kalos Pokémon, and learning more new secrets of Mega Evolution. It premiered on October 29, 2015 in Japan and February 20, 2016 in the United States.