Magistrix Iruvia

Magustrix Iruvia is a blood elf found with the other tier 9 armor vendors just west of the Crusaders' Coliseum between the Silver Covenant and Sunreaver Pavilions at Argent Tournament Grounds in Icecrown. She sells weapons and armor to members of the Horde. Her Sunreaver compatriots are:
 * sells Conquest-level tier 9
 * sells Triumph-level tier 9
 * sells Heroic-level tier 9