Diablo III: Reaper of Souls is the first major expansion pack for Blizzard's blockbuster dungeon crawling RPG. The Prime Evil rages within the Black Soulstone, its essence screaming for vengeance and release. Before the artifact can be sealed away forever, Malthael -- 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...