>Non-grid movement, DexNav and Secret Bases from ORAS
>Visual twist where the bottom is Fall and top is Spring. Phantump and Pumpkaboo are encountered early
>New Megas
>Altered Pokedex
>Gym Leaders, Flare Scientists, rivals have more roles
>Pacing changed such as going straight to Cyllage City from Route 7. Then going to Ambrette once you beat the Gym
>Climax continues on until the Elite Four where Malva does something
>Southern Kalos is the postgame where the Battle Frontier returns. You have to go through six Gyms where the Frontier Brains act as Gym Leaders (Brandon = Ground, Lucy = Poison, Greta = Normal, Noland = Flying, Spencer = Dark, Tucker = Ghost) to unlock their facility
>PWT returns