Betrayal at Baldur's Gate by Avalon Hill a Semi-cooperative Dungeons and Dragons strategy game based on the award-winning Betrayal at House on the Hill board game. In Betrayal at Baldur's Gate, you'll return to Baldur's Gate again and again thanks to the modular board and fifty included scenarios only to discover it's never the same game twice. Can you and your party survive the madness, or will you succumb to the mayhem and split (or slaughter!) the party? Recommended for 3 to 6 adventurers ages 12 to adult, and plays in about 1 hour.