Pokémon - Season 10 Episode 8 Gymbaliar! Gotta catch 'em all!
Overview: Still en route to Jubilife City, Ash and co. meet a girl named Minnie who tells the gang about a Gym called the Powerzone Gym. As usual Ash wants in on the Gym Battles so he, Dawn, Brock and Minnie check it out. What kind of Gym is this, and is it authorized by the Sinnoh League?