The Fading of the Light! Arkham is under threat once more, but this time, evil is not emerging from beyond the veil that divides worlds. It comes from within the city itself! The Order of the Silver Twilight is a powerful, esteemed society within Arkham, but their secretive nature naturally incites your curiosity. What are they really up to and what are their motives? A deluxe expansion for Mansions of Madness, Sanctum of Twilight challenges players to investigate the occult happenings and horrors that haunt the once-quiet city of Arkham, Massachusetts. With previously unseen tiles and cards, a new monster, and two new investigators, this expansion takes a closer look at the wealthy and upstanding members of the Silver Twilight Lodge who wield forbidden arcane powers alongside their city-wide influence. Beneath a veneer of respectability, the true Order of the Silver Twilight performs rituals with mysterious motives.