Pokémon Scarlet and Pokémon Violet are now available for Nintendo Switch, with new content available now! Read on below to learn more about several distribution events:
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 “You can now use the Mystery Gift code SWEET0RSP1CY in Pokémon Scarlet and Violet to receive a Spicy or Sweet Herba Mystica until September 30 at 7:59 a.m. PDT”