There are many tunnels in Underdark that serve as connecting points to other major areas. The tunnels are usually less hostile and are home to a few different creatures, such as Rugnar Hakenel & Tiff in Rugnar's Realm and herds of Deep Rothe.
There are many tunnels in Underdark that serve as connecting points to other major areas. The tunnels are usually less hostile and are home to a few different creatures, such as Rugnar Hakenel & Tiff in Rugnar's Realm and herds of Deep Rothe.