>>58809893Every Pokémon can transferred in early in the story.
Over 150 new Pokémon including new cross-gen evos, cross-gen pre-evos and Baby Pokémon.
Return of Triple Battles, Rotation Battles and Wonder Launcher.
Return of Secret Bases and Pokémon Contests, both the Hoenn kind, made more in-depth and with online multiplayer.
Mega Evolution, Z-Moves, Dynamax/Gigantamax and Terastal along with being able to have a Pokémon do all four in one turn.
Once per battle, you can choose a Legendary/Mythical that you have to do an overpowered skill, only if you don't have any Legendary/Mythical in your party.
You can have a Baby Pokémon be a sort of seventh support Pokémon able to indirectly affect the battle every few turns with exclusive skills to that role, only if you don't have any Baby Pokémon in your party.
Many Legendary/Mythical Pokémon are more involved with the story, the villains are working for an evil Legendary/Mythical that you convince to stop and then can catch.
Regional dex of around 700.
Pokémon Breeding improved to be more wholesome, useful, aligned with the morals of the series and with less nonsensical lore.
Pokémon Battles now take place in Battle Environments again, with multiplayer battles not locked to a single one.
Your Pokémon can form familial, platonic and romantic relationships with each other which affect some game mechanics like breeding.
Being able to pet your Pokémon, seeing them interact with each other, being able to ride them and have them solve puzzles.
A good number of minigames, all with online multiplayer, these minigames have various useful rewards, you use your own Pokémon in them different Pokémon not identical gameplay-wise in each minigame.
New Trainer Skills and many new Items for battles.
Berry farming returns.
Wild Pokémon having varied and interesting behaviours.
Pokédex Entries now make sense lore-wise, but still kept fun.
You can Devolve and Level Down your Pokémon.
All Pokémon can now talk like humans.