Thrall's Gold Coin

Source
This item is fished from the fountain in Dalaran.

Use
Required for

Upon use, you gain the buff Lucky:

Context
is the former leader of the Horde. During the Third War, sacrificed himself to kill  and free the orcs from the Blood Haze that had driven them for so many years. Thrall considered Grom to be his his closest friend, and it seems that even in death, Grom isn't far from Thrall's thoughts.