World of Warcraft Quests involving The Duke of Shards:
Alterac Valley Alliance Quest
Capture a Mine (Alliance) Capture a mine that the Stormpike does not control, then return to Sergeant Durgen Stormpike in the Alterac Mountains.
Eastern Plaguelands Alliance & Horde
The Battle of Darrowshire Place the Relic Bundle at the Darrowshire town square.
Prevent Davil Lightfire's death until the death of Horgus.
Prevent Captain Redpath's death until Redpath the Corrupted appears.
Defeat Redpath the Corrupted.
Speak with the spirit of Joseph Redpath when he appears at the town square, then speak with Pamela at her home.
Silithus Alliance Quest
The Four Dukes Find a way to summon and slay the Duke of Cynders, the Duke of Fathoms, the Duke of Zephyrs and the Duke of Shards and report back to Commander Mar'alith in Cenarion Hold. You must also bring Tactical Task Briefing V in order to complete this quest.