>>40287680Gen 6-style world but in HD
Huge customisation options including facial expression and stance
Pokémon available fit the region perfectly
Combination of gyms and Totem-style bosses
Hard mode changes certain trainers' movesets and IVs
All Pokéballs available in shops except special balls like Cherish and Master
Customisable PokéRide
Bike
A form of secret bases, perhaps in combination with the Underground
Battle Factory with online options
New megas and Regional Forms
VS Seeker
DexNav
Some sort of sidequest like Contests
Gen 7 fishing
Headbutt trees, dive, grottos and honey trees
Seasons with noticeably more influence on exploration. They could be fixed in the main game then change weekly post-game. ie game starts in Winter but you can explore more of it in the other seasons but only after the elite 4. Trainers and Mon distribution opens up due to this.