Diablo Iii Eternal Collection Switch Nsp Free D... May 2026 For those new to the series, Diablo III is the third installment in the iconic Diablo franchise. The Eternal Collection on Switch includes the base game, Reaper of Souls expansion, and Rise of the Necromancer DLC, providing an unparalleled amount of content. Players take on the role of a brave adventurer tasked with defeating the Prime Evil and saving Sanctuary from the forces of darkness.