Maladath, Runed Blade of the Black Flight

Maladath, Runed Blade of the Black Flight is a unique, high DPS one-handed sword with a boost to parry and expertise. It drops off Broodlord Lashlayer, the 3rd boss of Blackwing Lair in Blackrock Mountain with an approximate drop rate of 10%.

Trivia
Maladath is present in the lists of words created by the in-game language parser for the Draconic, Draenei and Eredun (Demonic) languages. It may not be an actual word, though.