The Haunted Mansion

 is a premium attraction released with the Halloween Event Update on 12th October 2016. It is unlocked when both quests Master of Fright and Toy Barn... OF DOOM! are completed.

Trivia

 * The purchase cost was discounted to 75 during the second Attractions Sale on 30th December 2016.
 * The purchase cost was discounted to ? during the third Attractions Sale on 18th February 2017.