Beneath Thunderspire Mountain lies a sprawling network of mazes, tombs, and caverns collectively known as the Labyrinth. In recent years, this vast labyrinth has become a living dungeon where trade between the surface and subterranean worlds is possible. However, beyond the well-lit halls where prospectors, merchants, and traders convene lies a darker world where adventurers battle monsters and fiendish beings perform secret rituals for their dark masters....