Siege of darkness

Gods Walk the Realms!Rising up from the black depths of the Underdark, the drow once more meet the dwarves of Mithral Hall. Bruenor Battlehammer, with Drizzt at his side, won't go down without a fight--but they'll have to fight without Wulfgar or Catti-brie at their sides.From the Paperback edition.

This book is in the following series:

• Forgotten Realms
• The Legend Of Drizzt | Book 9
• The Legacy of the Drow | Book 3