If you thought the mystery at Warwick Mansion was solved, the ghost has other plans. This expansion is a must-have if you already own Mysterium and want to freshen up the gameplay. It introduces a whole new set of suspects, locations, and objects, along with 42 new vision cards that add some tricky new layers to your psychic interpretations. It keeps the cooperative fun going and ensures your group has plenty of new puzzles to solve together.