Pokémon that only appear in one version of a game or its counterpart are a staple of the Pokémon series. Pokémon Sword and Shield‘s DLC is no different. While this page covers exclusive Pokémon in The Crown Tundra, you can find exclusives for for the previous DLC chapter The Isle of Armor here.
Pokémon Sword-exclusive Pokémon in The Crown Tundra
Pokémon Shield-exclusive Pokémon in The Crown Tundra
How to get version exclusive Pokémon from the other game
The easiest way to get a Pokémon that appears in the version opposite from you is to trade with a friend. However, if it is available in Max Raids, you may be able to find other players looking for participants on the Y-Comm.
Fan communities, such as our Discord server, can help you complete your collection.