Twenty-four Challenge All-Stars are reunited in Cancun to face their past and pursue a $500,000 grand prize. An old rivalry flares up between two power players. TJ shocks everyone with an unexpected twist.

The game gets dirty when a noble player makes a ruthless move to stay in the game. A beloved competitor reveals a heartbreaking secret. A grueling elimination round ends in a stunning show of sportsmanship.

The past comes back to haunt one player when their old rival gains power. A misunderstanding tears two longtime friends apart. A free-spirited competitor puts their game on the line at a heated challenge.

Lines are drawn as the house divides into two alliances. A pair of underdogs make a gutsy move that threatens to disrupt the game and upend a longstanding friendship. Two Challenge titans face off in a long-awaited elimination rematch.

A surprise twist from TJ changes the entire game. A former champion must test his resolve against an intimidating opponent. An All-Star conquers a fear only to have their season thrown into jeopardy.

Friends on opposite alliances have their relationship put to the test as the game gets serious. The All-Stars face their fears at an adrenaline-pumping challenge. One player harbors a huge secret from the house.

The theft of a Greek Salad ignites a massive blow up that could cost one All-Star their game. TJ's mini-Final puts partnerships to the test. One pair contemplates a savage game move.

The game reaches a fever pitch as the All-Stars scramble to survive the last challenge before the Final. A moment of rage puts a power player's season in jeopardy. An injury could cost one pair their shot at redemption.

In the stifling Yucatan jungle, the final four pairs test the relationships they've built and are pushed to their physical, mental, and emotional limits as they race to the finish for a life-changing $500,000 grand prize.