Derrick Kosinski

The contestants return for a reunion to discuss unresolved issues like participant behavior, alliance dynamics and unexpected partnerships; the winner is announced and additional guests participate in the challenge.

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

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

Lines are drawn at the "Sidetracked" challenge after several All-Stars team up to target their biggest competition; two players are shocked to find themselves on everyone's radar when a notorious veteran accuses them of being more than just allies.

Several All Stars look to make big moves to change up the balance of power in the house; the grueling "Stacked" challenge pushes the challengers to their limits and keeps the heat on a pair of boiling rivalries.

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