The Pokémon Company announced that Pokémon Scarlet or Violet: The Hidden Treasure of Area Zero Part 2: The Indigo Disk will be released on December 14. The second part of this DLC series for the latest Pokémon games will feature all previous starters for you to catch in the wild and more.
That would mean trainers will be able to catch starters from Generations 1, 2, 3, 4, 5, 6, and so on. In the release date announcement, no other details were mentioned about the DLC.
Pokémon Scarlet or Pokémon Violet The Hidden Treasure of Area Zero Part 2: The Indigo Disk launches on December 14!
— Pokémon (@Pokemon) November 2, 2023
While you wait for The Indigo Disk DLC to release you can play The Hidden Treasure of Area Zero Part 1: The Teal Mask as it released this September.