Additional Colosseum battle feature has been added.Also, by selecting Greeting or Capsule Decorations, you can show each other your Trainer Cards or Capsule Decorations. The maximum number of players you can play with via local or internet communication in Union Rooms has been increased.Union Room functions have been expanded.Some issues have been fixed for more pleasant gameplay.Note: A Nintendo Switch Online membership (paid service) is required to trade Pokémon online.It is now possible to trade Pokémon online at the GWS in Jubilife City.Added a network-trading feature at GWS.If a user on a Nintendo Switch system has save data from Pokémon Legends: Arceus that meets set requirements, that player can take part in a special event to meet the Mythical Pokémon Arceus when playing the Pokémon Brilliant Diamond or Pokémon Shining Pearl games.
Added an event related to Pokémon Legends: Arceus.This page documents the updates/patches for Pokémon Brilliant Diamond and Shining Pearl according to the official release notes shared by The Pokémon Company (unless otherwise noted).