I'm pretty sure that Violet said Croatoan in season 1 to try and get rid of the spirits in the house. Croatoan was the ritualistic thing to get rid of the vengeful spirits on the land. What if their connected???!!!
Someone is murdered on the cruise ship you're on. Passengers are told to lock themselves in their cabins and await instructions. The captain speaks from the ships PA system, "The first contestant has fallen. Only 5,132 remain." With that, the doors all click and swing open.