Game Changers - Mamanuca Islands

It's an epic showdown as two legends set their sights on one another. Also, two castaways attempt to put their past behind them and start a new game while another castaway introduces the "spy shack" 2.0.

Survivors drop their buffs for a tribe swap, and the game starts from scratch for one set of castaways. Also, one castaway leaves his tribemates stranded in the ocean so he can search their camp for the immunity idol.

A dramatic twist in the game sends shockwaves through the tribes. Also, castaways are flying blind at a classic immunity challenge.

One castaway searches for an immunity idol they desperately need in order to stay in the game, and another castaway throws their game off balance after they lose their cool.

One castaway is left floating on Exile Island after a tribe switch, and the exiled castaway receives a surprise visit.

Emotions run high when the game begins to take a toll on one tribe, and castaways try to pull their way to safety at a physical immunity challenge.

The merge brings another twist in the game that leaves two castaways out of the celebratory feast.

Friends become enemies when one castaway is caught trying to sabotage another's game.

One castaway's alliance reacts after one of their own admits to flipping, and another Survivor must decide if they should reveal their secret advantage in the game to a trusted ally.

An emotional reward challenge brings loved ones together and one castaway receives invaluable advice from their special visitor.

Only six castaways will remain after two shocking tribal councils, and castaways pour their hearts into a challenge that could be the key to their safety.

A historic tribal council takes a shocking turn on one unsuspecting castaway. Then, after a game changing season, one castaway will be crowned sole Survivor and awarded the $1 million dollar prize, on the two-hour season finale.

The castaways reunite in Los Angeles to discuss the season. Jeff Probst hosts.