Beneath the Spire Diablo III Guide
Last update: 11 May 2016
Find Imperius at the Crystal Colonnade
This quest begins automatically after entering the Crystal Colonnade. Head forward and you'll be rewarded with a cut-scene showing Imperius's warning. Auriel and Itherael will soon show up.
Enter the Gateway to the Silver Spire
Choose a passageway located at the end of this location. Diablo will leave a surprise for you here, but you're not in any danger. Choose the Gateway to the Silver Spire to officially end this third quest.