Extra data on datamined Galar map is not playable, but linked to other Sword and Shield games. Likely sequels.

Decoded file names are Shining Sword/Shining Shield.

The date ‘2022’ is in the data at least 3 times.

Standout data:

Mountainous woodland between slumbering Weald and The Crown Tundra is an open area called “Archer Peaks”.
Legendary Dark/Bug Spider called Monevil. “Devourer Pokemon”. Coded Pokédex data suggests “awoken from the darkest depths of the earth by Gigantamax energy”. “It covers the land in darkness as it fears the light”.
There’s a third wolf legendary called ‘Zincan’. It’s base form is ‘Hero of many battles’. It has a Gigantamax form called ‘Shinning Arrow’.
Galarian Johto starters.
Eternatus/Zacian/Zamazenta is now post game.
There’s coded words including Diamond, Pearl but no quantitive data to dissect.