Diamond & Pearl Clan revealed for Pokémon Legends: Arceus

A new trailer for Pokémon Legends: Arceus has dropped, and reveals two rival clans: Diamond Clan and Pearl Clan. They are led by Adaman and Irida respectively. According to the press release:

The people of the Diamond Clan often speak of the importance of cherishing the present and living in the moment with one’s allies. On the other hand, members of the Pearl Clan frequently advocate the importance of valuing the vast, spacious land shared with others.​

The trailer is below, which also announces the Ginkgo Guild, who travel around Hisui selling their wares.

Darkrai can also be encountered in PLA. If you have play records from Brilliant Diamond or Shining Pearl you'll gain access to a special research request for Darkrai.