Pokémon - Season 9 Episode 8 Tactics Theatrics!! Gotta catch 'em all!
Overview: Ash finally arrives at the third Battle Frontier location where he challenges the Battle Dome Brain Tucker to a match. The battle begins with Ash using his Swellow and Corphish against Tucker's Arcanine and Swampert. During the battle, Ash learns how to combine his Pokémon's attacks and uses their power to defeat Tucker.