>Finding the mega stones
>Catching the Kanto bird and Mewtwo
>Catching Zygarde
>Completing the restaurants
>Completing the three Kalos Pokedexes
>Chain fishing and Poke Radar
>Kiloude City and the Battle Maison
>Completing the Battle Chateau
>Looker's Bureau with Emma and Xerosic
>Friend Safaris
>Berry farming
Plenty to do