Not all Pokémon will carry over to Pokémon Sword and Shield - Polygon

Pokémon Sword and Shield will alllow you to import Pokémon from your Pokémon Home, but only if they can be found in the Galar Region. This is for production time and gameplay balance.

Pokémon Sword/Shield's Ball Guy Is A Sign Of The Postapocalypse

Pokémon Sword & Shield guide - Polygon

Pokémon Home guide: How to use the new Pokémon mobile and Switch app - Polygon

Z-Moves and Mega Evolutions won't be in Pokémon Sword and Shield - Polygon

Is there a way to transfer Pokémon in Sword and Shield without using Pokémon Home?

Game Freak Confirms Models in 'Pokémon Sword and Shield' Aren't Reused

Polygon# v0.7.8 Farmer Settings, PDF, Pokémon Go

Pokémon Sword and Shield: The Crown Tundra, Ultimate Pop Culture Wiki

Pokémon Sword and Shield Review (Switch)

Pokémon Sword & Shield guide - Polygon

Sword And Shield Leakers Required To Pay The Pokémon Company $150K Each

Pokémon Sword & Shield guide - Polygon

People focused way too much on the tree screenshot. This games art-style really carries this game visually imo. : r/PokemonSwordAndShield