The title you're referring to, , is a fan-translated or early localization title for Episode 180 of the Pokémon: Advanced Generation series (Season 9: Battle Frontier). Officially, the English dub title is " Battling the Enemy Within! " . Episode Overview
The group falls into an underground ruin where Ash, ignoring warnings, touches a stone sphere and is possessed by an ancient king.
In this pivotal episode, Ash and his friends discover the Battle Pyramid while traveling through the Kanto region. After accidentally falling into ancient ruins, Ash becomes possessed by the spirit of the evil King of Pokélantis. Key Plot Points (Dub) 180 : Showdown in the Ancient Ruins! Sky ...
Under the influence of the King of Pokélantis, Ash becomes arrogant and cruel, demanding everyone surrender their Pokémon to him.
This episode is famous for showing a rare "dark" side of Ash. It sets the stage for his final Battle Frontier challenge against Brandon, which takes several episodes to conclude as Ash learns he must rely on his own strength and bond with his Pokémon rather than raw power or ancient artifacts. The title you're referring to, , is a
You can watch this and other Battle Frontier episodes on platforms like Prime Video or the official Pokémon TV channel . If you're looking for more info, Abra and the Psychic Showdown | POKÉMON FULL EPISODE 21
Ash eventually fights off the possession with the help of Pikachu’s Thunderbolt, which shocks the spirit out of his body. Episode Overview The group falls into an underground
Brandon, the Frontier Brain of the Battle Pyramid, challenges the possessed Ash to a battle. Brandon uses his Regirock against Ash's Sceptile .