Speak with Lama Mukhlisah at ( -439, 380, 654 ) Copy/waypoint -439, 380, 654 in Quel'ule (Stonebrunt Highlands)
Now you need to collect items. They can be found in the following locations.
Slitherstrike Mambas: Some around ( 171, 369, 1010 ) Copy/waypoint 171, 369, 1010. This is a rare update.
Stonebrunt Scintillas: Loads around ( 44, 364, 1006 ) Copy/waypoint 44, 364, 1006 Look up in the air
Pondweed: At Aglthin Pond, ( -60, 369, 929 ) Copy/waypoint -60, 369, 929. It's in the water.
Head to ( 551, 233, -97 ) Copy/waypoint 551, 233, -97 and hail Lama Mukhlisah behind Mausoleum of Scholars. After the scholar has spoken, hail her once more.
Now you need to head into the Library of Erudin. The update is a clicky book at ( -261, -1, 13 ) Copy/waypoint -261, -1, 13. This is at the top of the bookcase stairs, which is triggered by engaging the first named.
Note:Any table upstairs can have the clickable item.
Speak with Lama Mukhlisah at ( -439, 380, 654 ) Copy/waypoint -439, 380, 654.Now you have to collect four different components. These are found as follows:
Mercury is in The Hole at ( -71, -81, -1035 ) Copy/waypoint -71, -81, -1035. You need to kill 8 flowing mercury for uncommon updates.
The Mindflow Crystal is in Demitrik's Bastion. Clicky update at ( -212, -38, 139 ) Copy/waypoint -212, -38, 139. You need to kill the first named to activate the ladder and teleporter.
He spawns as part of the fight with Queen Gwarthlea. You must defeat the Queen and hail Delahnus after the battle to update the quest. The dragon can still be talked to even if you weren't there to kill the queen. He just won't speak to you until she is dead. You will have to have killed her once before.
Now you have all of those, return to Lama Mukhlisah in Quel'ule at ( -439, 380, 654 ) Copy/waypoint -439, 380, 654.
She has decided that she will no longer help you. Go and see Sa'ib Waseem in Paineel at ( 1996, -299, 3341 ) Copy/waypoint 1996, -299, 3341. He will ask you to head to Toxxulia's Reach.
Once there, head to ( 619, 113, 2975 ) Copy/waypoint 619, 113, 2975 and hail Sa'ib Waseem. This will complete the quest.
Rewards
Enervated (effects removed) version of your class' Mythical Weapon.
House item trophy of your class' Mythical Weapon.
One or more Grandmaster-quality spells that duplicate the effects of your class' Mythical Weapon.