The Elder Scrolls Online offers a new DLC pack. It is called Horns of the Reach and accompanies the game update 15.
In Horns of the Reach, you’ll have access to two new dungeons, the Bloodroot Forge and Falkreath Hold, as well as many new items. This DLC is paying and will cost you 1500 crowns in the game shop. It is free for ESO Plus members.
Update 15 is totally free and offers a new PvP battleground mode, the Chaosball, as well as a new map, the Arcane University.