No one can stop death. The Prime Evil rages within the Black Soulstone, its essence screaming for vengeance and release. Before the artifact can be sealed away forever, Malthael — the Angel of Death — manifests in the mortal realms with a deadly new purpose: to steal the Black Soulstone and bend its infernal power to his will. So begins the end of all things...This exclusive Collector's Edition version includes a Malthael mouse pad, bearing the impenetrable visage of the Angel of Death, a hardbook Collector's Edition art book, which chronicles the game's artistic development, a Reaper of Souls soundtrack CD that features haunting scores from Westmarch, the Blood Marsh, Pandemonium and further, and a behind-the-scenes two-disc set that gives you access to in-depth interviews with the game's development team and members of the Diablo III community. Enjoy a variety of exciting in-game features, such as helm- and weapon-transmogrification recipes that make it easy to distinguish your hero among the champions of the Sanctuary. Keep your adventurers company while they embark on epic journeys with the loyal Spectral Hound minion. Three additional character slots accommodate new heroes. An in-game Treasure Goblin companion pet for World of Warcraft and an assortment of Crusader-themed Battle.net portraits and Malthael-themed decals for StarCraft II round out the list of compelling features. Charge forth against the onslaught of death itself as the Crusader, the unbreakable new hero of the mortal realms, who is shielded with indestructible, impenetrable armor and wields polished, intimidating weapons. You can immediately play as the new Crusader character or take your current hero directly into Act V, where you'll ferociously battle a host of deadly new enemies — from the sprawling streets of Westmarch to the ancient walls of the Pandemonium Fortress. Advance your hero of choice through additional levels of supremacy by slaying demons with an unforgiving, masterful hand. Enjoy a host of thrilling features, such as updated loot rewards, all-new class skills and abilities, Mystic and Adventure Mode and highly replayable content in the form of Bounties and Nephalem Rifts. Find out if death will ultimately reign victorious in Diablo III: Reaper of Souls.