This was going to be EXCITING. For the first time they were engaging with fans and users of the website on a greater level than just posting news articles on their Facebook Page or the Pottermore Insider. This was the kind of engagement or activities to keep interests piqued between chapter and book releases that members have been asking for almost three years. Pottermore even made a Facebook Event that included a poll which was another first for them. Speculation abounded for days about what these potential tricks or treats could be.