Jemmye Carroll

Twenty-two All Stars return for a second chance at the ultimate competition and a $500,000 grand prize.

The gloves and clothes are off at the muddy Playing Dirty challenge; the newly formed Treehouse alliance makes major moves to crush players who stand in their way; a pair of shocking surprises threaten to completely change the game.

Reunited in the house, two best friends clash, reopening decades-old wounds that threaten their relationship.

TJ surprises the challengers with a blast from the past and a new rivalry is born; the high-altitude High Stakes challenge leaves some players flying high, and others crashing down.

Twenty-four Challenge All Stars, all finalists or winners, arrive in Panama to face off. All eyes are on the notorious Wes and Veronica, and both their enemies and friends wonder what trouble they have in store.

An added twist in the game, the sabotage, is in play and the All Stars nervously wonder which players will fall victim to it; the Out Of Reach challenge leaves some players all wet and others breaking down; there are legendary rematches in the arena.