Traveling companions rework: Party members can now level up, catch Pokémon, and hold eggs. If the Pokémon happens to be their favorite, they’ll keep it. Make sure to place them in the first slot of the party.
You can now take any trainers as a companion. Some may have conditions.
All Pokémon movesets have been reworked: Mostly based on Gen 7 or Gen 9 movesets. Special moves such as Transform, Sketch, and Thief have also been added.
30~ characters added: Many from the Alola region.
30~ new Pokémon added.
Hyper Training: A special training method that maximizes a Pokémon’s potential
All Pokémon in-game should be obtainable now
Start a new life (New Game Plus):
After becoming the Champion of your region, you’ll be able to start a new life in a different region! You’ll keep your progress, Pokémon, and certain relationship flags.
Special Double/Triple Events (Meetings, Battles):
Team up or face off in intense double or triple battles
Rival encounter:
They won’t go easy on you
New H-scenes: 4 new characters from Alola have been added. All new H-scenes are animated — yes, the animations are back! The previously cut animations will return in a future update, along with their updated versions, so don't worry!
Other features:
Auto battle, surrender, shiny charm, obedience, Trading with trainers,
New H-scenes: 4 new characters from Alola have been added. All new H-scenes are animated — yes, the animations are back! The previously cut animations will return in a future update, along with their updated versions, so don't worry!