Greatsword of the Sin'dorei

The Greatsword of the Sin'dorei is a two-handed sword that can be purchased by Horde characters from the different faction vendors in the Argent Tournament.

This item is the weapon of choice for Regent Lord Lor'themar Theron. Curiously he wields it with only one hand. Whether this is an example of his own martial prowess or an unintentional in-game quirk is unknown.

Source
This item is sold by the following Argent Tournament vendors for : This item is available to Horde only. The Alliance equivalent is Claymore of the Prophet.
 * in Icecrown
 * in Icecrown
 * in Icecrown
 * in Icecrown
 * in Icecrown