Queen help book
This is the quick guide for The Great Brain Robbery.
For a more in-depth version, click here.


Start pointQuest map icon
The Great Brain Robbery icon
Talk to Brother Tranquility, who is located just off the docks on Mos Le'Harmless.
Member requirementP2P icon Members only
Official difficultyExperienced Experienced
LengthMedium to Long (~47 minutes)
Quest Quests:
Items requiredItems from the tool belt are not listed unless they do not work or are not automatically added.
  • A hammer
  • Fishbowl helmet and diving apparatus
  • 38+ nails of any kind (the nails have a chance to accidentally bend, so it is recommended to bring more)
  • 18 regular planks; any other plank will not work (only 8 are needed if buying the 10 wooden cats from the Grand Exchange)
  • 10 pieces of fur (most types of fur will work; common kebbit fur does not work) (not needed if buying wooden cats from the Grand Exchange – you cannot craft wooden cats until they are required during the quest)
  • A holy symbol
  • Ring of charos (a)
Enemies to defeat

Bank any familiars or pets, as you'll be diving in the quest, and it is not possible to do so with a familiar out.


Items needed: 4 regular planks, at least 10 nails, fishbowl helmet, diving apparatus and a holy symbol
  • Travel to Mos Le'Harmless, walk a bit north off the dock and talk to Brother Tranquility. (Chat )
  • Run outside and head into the garden, pull the statue and climb down the ladder.
  • Equip your diving gear and descend the stairs.
  • Run past the zombie pirates.
  • Repair the stairs at the end of the tunnel, then climb up them.
  • Climb the next ladder.
  • Peer-through the peephole on the wall.
  • Make your way back to Brother Tranquility and speak with him.
  • Travel to the monastery in Edgeville.
  • Search the bookshelves in the south-west corner of the ground1st floor[UK] to find a prayer book.
  • Read the book.
  • Head back to Brother Tranquility who teleports you to Harmony.
  • Wear your holy symbol and recite the prayer book by right-clicking on it.

Family DoctorEdit

  • Talk to Brother Tranquility.
  • Travel to Dr. Fenkenstrain's abode, which is directly north-east of the Canifis lodestone.
  • Go up on the staircase in the north-western corner.
  • Go up on the northern ladder behind the jail gate.
  • Talk to Dr. Fenkenstrain.

Err... Meow?Edit

Items needed: 10 wooden cats, 28+ nails, wolf whistle, 4 planks, ring of charos (a)
  • Make sure you have at least two open inventory slots, and equip your ring of charos (a).
  • Talk to Rufus, in the Canifis meat store. (Chat 1)
  • Travel back to Dr. Fenkenstrain with all of the required items.
  • Build the crate on the hotspot.
  • Build-bottom on the crate.
  • Finally fill the crate with the wooden cats.
  • Blow the wolf whistle to call Rufus.
  • Use the shipping order on the crate.

Scrubs Edit

  • Travel back to Mos Le'Harmless.
  • Speak with Brother Tranquility to get back on Harmony Island. (Chat 1)
  • Climb down the ladder and talk to Dr. Fenkenstrain.
  • Put on your diving suit and head north from the granary to the ship that had run aground.
  • Search the locker on the west end of ground floor to get a fuse.
  • Climb up a level to get a tinderbox and a keg of powder.
  • Go back to the front door of the monastery and wedge the keg in the front door.
  • Add a fuse and use your tinderbox on it.
  • Kill some sorebones until you get the following items:
  • Go back to the granary and hand those over to Dr. Fenkenstrain.
  • After the cutscene, go upstairs and talk to Brother Tranquility. (Chat N)


Items needed: Combat equipment, fishbowl helmet, diving apparatus
Items recommended: Food and potions
  • Walk through the demolished front door of the monastery and confront Mi-Gor.
  • Kill Barrelchest.
  • After the fight, pick up the anchor.
  • Inform Brother Tranquility of your victory.
  • Quest complete!


The Great Brain Robbery reward
Music unlocked

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