Pokemon Adventures Diamond, Pearl and Platinum
The 2 dragon pokemon were Dialga and Palkia. Dia,Pearl and Platinum send their pokemon out but Dialga and Palkia wiped them out. Then out of no where a legendary like Dialga and Palkia called Regiggas. It lifts Dia,Pearl,Platinum and their pokemon and puts them on its back. It breaks he fight up between Dialga and Palkia but they start fighting again. The pokemon champion Cynthia trys to help with her Garchomp, they still keep fighting. If you want to know what happens to the Milky Way read the book and the next book too!