Heart of the Machine is the Tinkerer quest for The Destroyer.
- Twin Terrors must be completed.
- The Twins must already be defeated.
- You must re-enter Ravencrest after completing Twin Terrors.
- Talk to the Tinkerer to start the quest.
- Complete both of the following:
Collect 20 Cursed Flames or Ichor
Defeat 5 Clingers or Ichor Stickers
- Return to the Tinkerer. He gives you a Destroyer Map.
- Enter the Destroyer's domain.
- Defeat The Destroyer.
- Return to the Tinkerer to complete the quest.