, released on , served as a major content patch that finally fulfilled several long-standing launch promises. Key Features and Additions
The GWS building in Jubilife City finally became accessible. This feature allows for "Wonder Trading" (now called Wonder Trades), where you can trade Pokémon with random players worldwide. Note: A paid Nintendo Switch Online membership is required for this feature . brilliant diamond 1.3.0
If you’re still running version 1.1.3 or 1.2.0 of Brilliant Diamond (or Shining Pearl ), you might want to update to 1.3.0 — or deliberately hold off. Here’s a breakdown of what 1.3.0 changed, fixed, and quietly broke. , released on , served as a major
It makes the game more stable but removes two major exploits (Ramanas Park item cloning + menu cloning). If you play legitimately, install it — online will eventually require it anyway. If you’re an item cloner, stay on 1.1.3 or 1.2.0 and turn off auto-updates. Note: A paid Nintendo Switch Online membership is
| | Don’t update if… | |---------------------------|------------------------| | You play online / trade | You use the clone glitch | | You want fewer crashes | You want easy Mysterious Shards | | You don’t exploit glitches | You’re farming rare items via menu storage |
The crown jewel of the 1.3.0 update was the introduction of connectivity with Pokémon Legends: Arceus . Prior to this patch, the Pokémon boxes in Brilliant Diamond were strictly limited to the creatures native to the Sinnoh Pokédex (and a few post-game additions). However, version 1.3.0 opened the gates. Suddenly, trainers could transfer Hisuian forms—such as the striking Hisuian Growlithe, the Fire/Ghost Hisuian Typhlosion, and the imposing Hisuian Goodra—into the remakes. This integration allowed players to populate the Grand Underground and the Sinnoh battle facilities with a roster that was previously impossible to obtain in a mainline Switch game.