In the caverns of Toll Oivas, sorcerers of the Iron Crown animate the remains of bats into spies for Angmar.
'It seems the Iron Crown is not content to bend other peoples' to its will. Within the cavern of Toll Oivas, the sorcerer Iärcagar has devised a means of binding fell spirits to the remain of bats.
'If the Iron Crown can animate flying spies to keep watch on us and Mount Gundabad itself, we shall never be able to free ourselves of their influence.
'Toll Oivas lies to the north-west from here. And while you are there, deal with his pet... Uiagal.
'Iärcagar must be slain before the skies grow dark with bat-wights!'
Toll Oivas can be found to the west of Grúmachath.
Rethvárd has informed you that the sorcerer, Iärcagar and his pet, Uiagal, lead the Angmarim gathered at Toll Oivas. You should travel to Toll Oivas and defeat Iärcagar and Uiagal.
Iärcagar and Uiagal can be found within the cavern of Toll Oivas.
You have arrived to find Toll Oivas overrun by bat-wights and other fell things. You should defeat Iärcagar and Uiagal.
You have defeated Iärcagar and Uiagal at Toll Oivas.