Survivor: Rockwall

Survivor: Rockwall is the nineteenth season in the Survivor Montana series.

Twists

 * Blood vs. Water: Six pairs of castaways, each with a pre-existing relationship, will compete against each other for the million dollar prize. The pairs will be separated, assigning each member to opposite tribes.
 * Hidden Immunity Idols: The clue to the Hidden Immunity Idol was hidden at camp. Once the clue is unearthed, the player will have a better chance of finding the idol.

Returnees

 * Eliza (12th) and Winnie (7th) returned to Chorakee.
 * Xiomara (4th) returned to Bertwick.