Krasus

This NPC can be found in Dragonblight (1).

Krasus says: You're too late, <name>. Another visitor from Dalaran came asking after information about the same prismatic dragon blades.
Krasus says: From your description, I'm certain that the book I loaned our visitor could allow you to easily identify the weapon.
Krasus says: I'm afraid you'll have to ask the -- Well, perhaps Kalecgos can help.
Krasus says: <name> may have found the remains of a prismatic blade, Kalecgos. Will you offer your help to our visitor?
Krasus says: You believe our allies will not be able to control the power of the swords?
Krasus says: As will we all.
Krasus says: Please, mortal, speak with Arcanist Tybalin in Dalaran. He may be able to negotiate with the Sunreavers for access to the book.
Krasus says: Please, mortal, seek out Magister Hathorel in Dalaran. He might be able to negotiate with the Silver Covenant for access to the book.

Krasus <Consort of the Queen>