BW087: All for the Love of Meloetta!

Episode Plot
After winning his final badge, Ash begins his training for the Unova League. There he has a run in with an old friend, the Sinnoh Region Champion Cynthia, who Iris and Cilan are introduced too. She informs them of a tournament in which the winner will face off against Alder so they set off to Cynthia's Villa in Undella Town. Will this be good practice for Ash's upcoming debut in the Unova League, and what is that pokemon that just collapsed on the road?

Trivia

 * In the tradition of having one of Ash's former female traveling companions return in another series (Misty in Advanced and May in Diamond and Pearl), Dawn returns to Black and White.