Previously, Diablo III's first expansion Reaper of Souls will be available on March 25 (Blizzard promised that it won't be delayed), as well as Diablo III game launcher and Battle.net desktop app is set to begin downloading data for a "future patch." Today, Blizzard updated a few art works on Diablo III's official site. These ark works feature the new class Crusader and some monsters which will appear in the new expansion. Well, just get a glimpse of these works below. Enjoy!