Until Mar. 27, all players can download Oak's Letter, a special item that will trigger an encounter with the mythical Pokemon Shaymin. Here's how to get the letter and catch the mythical Pokemon.

Currently, gamers can get Shaymin in Pokemon Brilliant Diamond and Shining Pearl by accessing the Mystery Gift function between February 27, 2022, and March 26, 2022.

To claim your Shaymin, just start up Brilliant Diamond or Shining Pearl and choose "Get Via Internet" from the Mystery Gift menu. That will grant you an item called Oak's Letter, which will let ...