It also reminds us of the new Adventure Mode which lets us travel anywhere, putting aside the game's story. New major abilities are also teased like the Wizard's Blackhole.
Okay that sounded kinda dirty - moving on - we also briefly see the boss fight with Malthael with him looking all menacing and deathly; he's a right sickle in the mud.
Diablo III: Reaper of Souls releases on PC and PS4 March 25th.