Blade & Soul: Large Update Dark Origins Release Date Announced
But today they have revealed more details about this update which is called "Dark Origins", and it's release date which is August 16, 2017. The update includes several challenging new raids and titles such as Aransu School, Ebondrake Lair, Scion's Keep, Temple of Eluvium and New Legendary Equipment.
You can find more details on Blade & Soul official website.
Below, you can watch the teaser trailer which contains some scenes of new bosses: