This AOC unlocks the Mephisto Pet and the Hatred's Grasp Wings for Diablo® III when you purchase the Diablo® Prime Evil Collection.

*Requires Diablo III. Diablo III is rated M (Blood and Gore, Partial Nudity, Violence, Users Interact) by the ESRB.

More details on the official game page of Diablo® Prime Evil Collection - Diablo® III In-Game Items AOC ...