Movie where Pokemon destroy stuff

In a world where people collect pocket-size monsters (Pokémon) to do battle, a boy comes across an intelligent monster who seeks to be a detective.

Determined to prove its superiority, a bio-engineered Pokémon called Mewtwo lures Ash, Pikachu and others into a Pokemon match like none before.

Ash, Pikachu and the gang try and stop a pair of thieves hiding out in the canals and alleyways of Altomare, the age-old water capital. Joining the adventure are two new legendary Pokémon, a pair of siblings named Latias and Latios, who serve as peacekeepers and protectors of the Soul Dew — a priceless treasure with a mysterious power.

Ash, May, Brock, and Max come upon the festival of the Wishing Star of Seven Nights. During their enjoyment, the legendary Pokemon--Jirachi, descends from the heavens and befriends Max. Jirachi, with the power to grant any wish, is sought after by many people wanting to claim its power. One man seeks to use its legendary power to revive an ancient Pokemon known as Groudon, unaware of the dangers hidden within Jirachi's powers