: Adds a special tie-in with Pokémon Legends: Arceus . If your console has save data from that game showing all main missions are complete, you can obtain the Azure Flute in your bedroom in Twinleaf Town. Taking this to the Spear Pillar allows you to battle and catch the Mythical Pokémon Arceus .
By preserving the 1.3.0 NSP (rather than updating to the "final" 1.3.1), collectors hold the only version of the game where item duplication is both stable and repeatable without external tools. It’s the Goldfinger cartridge of the Switch era. Pokemon Brilliant Diamond -NSP--Update 1.3.0-.rar
Are you trying to or run it on an emulator ? : Adds a special tie-in with Pokémon Legends: Arceus