Pokémon: The Arceus Chronicles

In these special episodes, Satoshi, Pikachu, and their friends receive a cryptic message from the phantom Pokémon Arceus, prompting them to reunite with their old friend Takeshi. They journey to Mount Tengan, where they encounter a rampaging Heatran and the return of Team Galactic, previously believed to be disbanded. The team's commanders are determined to locate their missing leader by opening a gate between dimensions. Facing this threat, our heroes are joined by Sinnoh Champion Shirona and a trio of Legendary Pokémon. Together, they must utilize their combined strength and skills to protect Sinnoh from Team Galactic's dangerous ambitions.