Here is the full preview of DLC 11, Halls of Power: Part One. DLC 11 will be arriving shortly after the League Halls Update
Halls of Power is on the way in addition to the new League Halls, The developers have hinted at "New Gods and Tons of new content" which will be introduced with the next update. Darkseid will also be joining DC Universe Online along with 2 Raids, 2 alerts and 1 new operation, also featuring 2 new locations, "Apokolips" and "New Genesis".
There are some new unique styles for Heroes and Villains with light and medium variants which will be CR93. The update will also feature artefacts, some of which are weapons which will give you weapon mastery when using.
Here is the full livestream. You may want to find somewhere comfortable and grab something to eat.