'Love Strikes! Eevee, Yikes!' (The Hot-blooded Hariborg! Puni-chan is Being Targeted!!) The gang decide to protect it and try to find out why it is so important to the unknown team. While traveling through the woods, Ash and his friends come upon an unknown Pokémon in Bonnie's bag that seems to be a very serious target when a mysterious team appears in hopes to catch it.

Transcription: ' Z Bakutan! Karosu ni Hisomu Mono!!' ( Japanese: Z爆誕！カロスに潜む者！！) 'From A to Z!' (Z's Explosive Birth! What Lurks in Kalos!!) Its instrumental version serves as the ending theme. The Japanese ending songs are 'Puni-chan's Song' (プニちゃんのうた, Puni-chan no Uta) by Mariya Ise, 'Team Rocket's Team Song' (ロケット団団歌, Roketto-dan dan Uta) by Megumi Hayashibara, Shin-ichiro Miki, Inuka Inuyama and Yūji Ueda, 'DreamDream (Serena Ver.)' (ドリドリセレナ Ver., DoriDori Serena Ver.) by Mayuki Makiguchi, 'Brilliantly (Clemont ver.)' (キラキラシトロンver., KiraKira Shitoron ver.) by Yuki Kaji, 'Pikachu's Song' (ピカチュウのうた, Pikachū no Uta) by Ikue Ōtani, 'Meowth's Ballad' (ニャースのバラード, Nyāsu no Barādo) by Inuko Inuyama, and the English opening song is 'Stand Tall' by Ben Dixon and The Sad Truth. The Japanese opening song is 'XY&Z (Let's Go!)' (いくZ, Ikuze) by Rika Matsumoto. The nineteenth season was the last to air on Cartoon Network beginning with the twentieth season, the series would move to Disney XD.

The season originally aired in Japan from October 29, 2015, to November 10, 2016, on TV Tokyo, and in the United States from February 20, 2016, to January 28, 2017, on Cartoon Network. They delve into the mysteries surrounding the unique transformation of Ash's Greninja and face a prophecy concerning the destruction of Kalos with the involvement of the Legendary Pokémon Zygarde. Ash, Serena, Clemont, and Bonnie continue their adventures in the Kalos region, where they encounter the sinister Team Flare and meet the enigmatic Mega Evolution Trainer, Alain. Pokémon the Series: XYZ (known in Japan as Pocket Monsters: XY & Z ( ポケットモンスターエックスワイ　アンド　ゼット, Poketto Monsutā Ekkusu Wai ando Zetto) is the nineteenth season of the Pokémon anime series, and the third and final season of Pokémon the Series: XY, known in Japan as Pocket Monsters: XY (ポケットモンスターエックス・ワイ, Poketto Monsutā Ekkusu Wai).

Pokemon xy&z episode 37