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This is the quick guide for The Lost Tribe.
For a more in-depth version, click here.


Start point Talk to Sigmund in Lumbridge Castle. Talk to Sigmund in Lumbridge Castle.
Official difficulty Intermediate
Description Sigmund is the advisor to the Duke of Lumbridge, but the duke does not always take his advice.

When part of the cellar wall collapses the duke insists the damage was caused by an earthquake, but Sigmund is worried about a monster attack. If you investigate this mystery it will lead you through treacherous caves to uncover something lost by the Gods for thousands of years.

Length Medium
Items required
Enemies to defeat None


A map of the tunnels.

  • Talk to Sigmund. (Chat 1)
  • Ask the Duke, Cook, Hans, Father Aereck, Donie, and Bob about what happened in the cellar. One will mention a goblin in the basement.
  • Talk to Sigmund again, then the duke.
  • Use your pickaxe on the rubble in the basement and climb through the hole.
  • Light your light source and grab the brooch.
  • Show the brooch to the duke. (Chat 3) or (Chat 4)
  • Go to the Varrock Palace library in Varrock.
  • Search the northern-most bookshelf on the west wall for goblin symbol book.
  • Read through the book.
  • Go to Goblin Village and talk to the generals, and mediate for them until you learn goblin emotes. (Chat 13233)
  • Go back to Lumbridge, and talk to the duke. He will tell you to investigate the caves further.(Chat 3) or (Chat 4)
  • Follow the map through the caves. Don't stray from it! (Clicking on the minimap also auto-paths the correct path)
  • At the end of the cave talk to Mistag, and do your Goblin Bow in front of him.
  • Talk to Mistag then let him take you back to Lumbridge. (Chat 4)
  • Talk to the duke, he won't believe you. (Chat 3) or (Chat 4)
  • Pickpocket Sigmund and unlock his chest in the other room to find some HAM robes. Keep them for Death to the Dorgeshuun.
  • Tell the duke that Sigmund is part of Humans Against Monsters. (Chat 3)
  • Go to the HAM lair northwest of the castle.
  • Pick the lock on the trapdoor and enter the lair.
  • Search the crates in the first room to find the stolen silverware.
  • Bring the silverware to the duke. He will fire Sigmund and give you a signed peace treaty. (Chat 3)
  • Go into the basement again. Follow Kazgar to travel to Mistag. (Chat 2)
  • Talk to Mistag and a cutscene will play.
  • Quest complete!


The Lost Tribe reward scroll.png