Pokemon Season 9 Episode 430 Episode Title:Tactics Theatrics!!.Episode Description:Ash finally arrives at the Battle Dome, and challenges Dome Ace Tucker to a match, who is also a star in that city. The battle begins with Ash using his Swellow and Corphish against Tucker's Arcanine and Swampert, During the battle, Tucker gains the upper hand by using combination attacks of his two Pokémon. Ash learns how to combine his Pokémon's attacks and effectively uses their power to hand a stunning defeat to Tucker. Ash wins his third Frontier Symbol, the Tactics Symbol. Event: Ash wins a Tactics Symbol.