Translation : 'Heroes in the Underworld'This is the third release in the Return of the Heroes series. This time the journey goes into the Underworld, with characters and treasure from classical Greek mythology. Several new gameplay elements are introduced, particularly the concept of corruption and direct player to player conflict. This is a standalone game, but can optionally be combined with the other Return of the Heroes sets.Other games in the series: Return of the Heroes Under the Shadow of the Dragon - BoardGameGeek