>>45155860For more extra content, you will be able to catch legendaries from previous games in the post-game, as well as battle important characters from previous games like Cynthia, Alder, Iris, Steven, etc. And there will be a return of the Pokemon World Tournaments.
There will also be a return to the Dream World, Distortion World, and Ultra Space, and a follow-up to the Delta Episode where they further expand on the pokemon multi-verse theory, and you will actually be able to unlock the ability to travel to different version of the pokemon world, like one where there isn't a fairy-type, one where Magnemite and Magneton aren't half steel type some that have more ultra beasts, etc.
There are also going to be "pokemon guilds", basically every class of NPCs, the black belts, the ace trainers, the dragon tamers, the youngsters, the lasses, bug catchers etc. all have their own guilds where you can complete different tasks for them like winning X number of battles in a certain area, challenge one of the gym leader using a specific pokemon, capture a certain number of one type of pokemon ect. And if you complete all of the tasks for all of the guilds you get some special items, a gift pokemon with good IVs, and some of the NPCs will congratulate you.