Where To Stream Pokémon Season 17 Episode 29

Nearing Shalour City, Ash & Co. meet up with the trainer Korrina. On learning that she is the Gym Leader of Shalour City, Ash decides to challenge her to a battle, but soon learns that Korrina is on a quest with her Lucario. She is investigating Mega Evolution and is hunting for the ability to help her Lucario Mega Evolve into Mega Lucario. Will she find the means?