Survivor: Guanica

18 all new castaways will compete for a million dollars, with idols and more then the traditional two tribes, they'll need all the luck can get.

Twists
The castaways will be divided into three tribes instead of the regular two. Hidden immunity idols will be in play causing everyone to be on their toes. After four challenge one tribe will split up and join the other two tribes. Instead of merging at 11, the tribes will merge at 9.
 * Three Starting Tribes
 * Hidden Immunity Idols
 * Swapped tribes
 * Delayed Merge

Author's Notes

 * This is where you put your trivia.