Pokémon Heroes (2002)

Ash Ketchum and his friends encounter two Legendary Pokémon who have the ability to transform into humans and communicate with people! But they are being hunted by a villainous team called the Phantom Thieves. Ash and his friends become involved in the conflict, they must protect Latios and Latias while uncovering the city's secrets and saving it from destruction! With features action-packed sequences, visually stunning animation, and a captivating storyline: You have to say “I Choose You!”