To celebrate today's launch of Diablo III, Blizzard Entertainment hit us with a handful of trailers for the action RPG threequel that could be construed as spoiler-ish if you've been avoiding any and all gameplay footage previously. The first showcases a battle with the iconic butcher boss, the second demonstrates some interesting character and class combinations, the third delves into armor sets and weapons, and the fourth serves as a warning not to attempt Inferno difficulty until you're truly prepared for it: