Cazul is a level 40 quest giver located in the Cleft of Shadow in the orcish city of Orgrimmar.
Mists of PandariaEdit
This section concerns content exclusive to Mists of Pandaria.
In the Mists of Pandaria, Cazul sides with the Darkspear Rebellion since he was one of the dissident orcs that stood against Garrosh Hellscream, former Warchief and traitor to the Horde.
He starts the quest  Blind Cazul.
See List of Orgrimmar NPCs.