Pokémon Scarlet and Pokémon Violet are now available for Nintendo Switch, with new content available now! Read on below to learn more about a new distribution event:
Via next week’s episode of Pokémon Horizons The Series in Japan, a serial code will be revealed to get a special Terastal symbol cap item for your player character to wear in Pokémon Scarlet and Violet.
How to Claim a Mystery Gift in Pokémon Scarlet or Pokémon Violet
Use these steps to claim your in-game gift.
1. Launch your Pokémon Scarlet or Pokémon Violet game.
2. Select Poké Portal on the X menu.
3. Select Mystery Gift, then select Get via Internet to connect to the internet.
4. Choose the gift you want to receive.
5. Watch as the gift arrives in your game. (Items will appear in your Bag.)
6. Be sure to save your game.
Pokémon Blog 
One thought on “New serial code will be revealed during next week’s episode of Pokémon Horizons The Series in Japan to get a special Terastal symbol cap item for your player character to wear in Pokémon Scarlet and Violet”