Say ZEBU to the first person you meet in the game. Go left and use the
newly activated teleporter. Pick everything and go north. Use the broken
staff in the hole to open the door. Go North. Get the Second half of the
staff from the chest. Hold one piece of the staff in each hand and cast
mending (FHGACABF) Use the Staff of summoning while holding Warmonger in
the other hand. Pick up the Clothes that Shadow Weaber left behind. Enter
the Teleporter.