Yep, the Diablo 3 train just keeps on rolling. We know there will be five different classes, but Blizzard has only unveiled two of them: the barbarian, which means we might see some previous classes make a return, and the witch doctor, an example of the new ideas for this upcoming game. 1UP has a great write-up about the gameplay demonstration of those two classes, which talks about new elements like destructible environments, the new healing system, and more. Read on for the link.

1UP Preview: Diablo 3