From the release:
You’ve waited anxiously, pored over the previews, memorized the rules, and seen early demos at your local retailer. Today, your patience pays off. Descent: Journeys in the Dark Second Edition is now on sale at your local retailer and on our webstore! This updated version of the classic board game of dungeon-delving adventure features a host of enhancements, including new heroes and monsters, more accessible rules, a class-based hero system, campaign play, and much more.