Thunderstone keep is under attack! The foul creatures that have made the keeper sewers their home are being driven to the surface by something far more frightening. This expansion follows the events of the ripples in time quest. Just what did the eruption unearth in the ancient darkness beneath your feet?
Requires base game and requires thunderstone Quest: barricades mode for cooperative play
60-90 playtime with a 10 minute setup time
2 to 4 players
294 cards. 6 dungeon room tiles. 2 Prestige class boards