When Ash and his friends enter Sinnoh's snow country cold weather is the least of their challenges. Dawn and her Pokemon must decide their future as a team while Ash must battle Gym Leader Candice. To top it all off our heroes face a ground-shaking calamity when the Legendary Pokemon Regigigas awakes in Snowpoint Temple! Later on down the track two new friends join Ash Dawn and Brock on their Sinnoh journey! But the battles ahead turn deadly serious once Team Galactic and Pokmon Hunter J return with a vengeance. Now Team Galactic is ready to summon the Legendary Dialga and Palkia and destroy the world! Are Ash and his friends ready to face the biggest Galactic battle of all.