The competition is off to the races as a romantic rendezvous creates a love triangle, a cocky competitor makes enemies, and a mole is revealed -- all before the first challenge.

An iconic duo joins the game and shakes things up, Tori gets candid about her mental health, the players compete in Balancing Act, and Turbo holds on to old grudges while making new ones.

The new Ride or Dies pair throws Tori for a loop, Tommy and Analyse seek allies, Johnny and Ravyn's dynamic threatens their vitality in the game, and two teams face off in elimination.

TJ keeps the surprises coming, several players pair off romantically, the daily challenge tests one vet's biggest fear, and a rookie team cuts a risky deal to stay out of elimination.

The competitors throw an emo-themed house party, some costly mistakes shake up the competition during a relay challenge, and one team uses its power to go after a veteran player.

Laurel moves on from Horacio to another housemate, Jakk regrets his former friendship with untrustworthy Jay, and Michele's choices leave her racked with guilt.

Nelson makes new enemies, the housemates become suspicious of Devin's strategy, and two teams face off in a climbing and puzzle elimination.

Bananas celebrates turning 40, the players jump on moving cars in Double Trouble, Nelson faces his toughest choice yet, and two teams try not to get Spun Out in elimination.

After the intense mini-final challenge Haul or Nothing, one pair of Ride or Dies must make difficult decisions that will change the entire game.

Jordan's fling with Nurys upsets Tori, the players take on a challenge inspired by "Puss in Boots: The Last Wish," and cracks start to form in the foundation of Faysal's new team.

TJ runs a dizzying trivia challenge, Nurys comes clean with Tori about her relationship with Jordan, and two players face off in the Pato Brawl, an Argentinean update of the Pole Wrestle.

Devin tries inspiring his teammates to end their losing streak, the players hold on tight in Chopper Drop, and the elimination vote gets ugly when Tori and Jordan's feelings come into play.

Jordan faces blowback for his duplicitous elimination vote, the teams gamble in Blind Faith, and Faysal and Moriah's Ride or Die relationship begins to crack.

The players pair up for a vertigo-inducing challenge, Tori's fragile relationship with Jordan is threatened by one choice, and TJ changes the game's trajectory with the mother of all twists.

Two pairs fight to get back into the game, Amber and Chauncey have a target on their backs, and players must solve a puzzle in the back of an out-of-control bus.

The competitors determine who among them are most vulnerable, puzzle and communication skills are tested in Frozen Senseless, and two teams climb to the top in Bridge It.

Four pairs begin TJ's grueling 100-hour final challenge, and misfortune and miscommunication jeopardize the teams' chances of winning.

As the final continues, tempers flare as Devin and Tori try to maintain their lead, an injury sparks an explosive argument, and the challengers face a formidable feast.

With 31 hours left in the final, three teams face a cornfield maze and Balls In for a last chance at $1 million in the ultimate test of their physical strength and intelligence.

Amber reveals a secret, Johnny, Ravyn and Nurys discuss their love triangle, and Olivia shares the severity of her facial injury.

Turbo sends a message, Faysal's comments about Moriah come to light, Tori and Jordan relive their confusing dynamic from this past season, and Nelson's honorable style of play is praised.

TJ welcomes a pool of competitors who all have yet to win a championship, players get a chance to bank extra cash in Hole Control, and two housemates fight to avoid elimination in Fall Out.

The contenders go out on a limb in Ball Control, divides form in the house between U.S. and U.K. competitors, and one player is left surprised when their alliance doesn't keep them safe.

Sideways glances lead to a blowup between two contenders, the teammates try to break their losing streak during Control Tower, and the women concoct a plan for mutual self-preservation.

The players put their swimming endurance to the test, the housemates throw a coming-out party for Big T, and one contender resists the temptation to cheat on their significant other.

The next phase of the game approaches as the countdown clock nears zero, contenders split into pairs for Upside Down Whirled, and one player worries she's being targeted by an ally.

Head on down to your local bingo hall because we're playing BINGO - Challenge Style. Contenders get down and dirty, and tensions mount as they wrestle for power. Another Champ enters, hoping to end one Contender's dream.

In a move of desperation, one contender tries to prove his loyalty to his alliance by betraying his other friends; love is in the air as one of the couples take their relationship to a new level.

A rigorous and exhausting challenge sees one contender give their blood, sweat and tears for the win; an intense night out finds a contender in the firing line after another reaches their boiling point.

Cracks in the alliances begin to show themselves as one Contender works to flip the house vote. Multiple romantic scandals come to a head as one of the Contenders is confronted about being unfaithful.

The Contenders soar to new heights in a sky high challenge, with an outcome that makes one Contender question their alliance. A decorated Champion brings the heat in the elimination.

One contender is shocked when their so-called alliance nominates them for elimination.

The contenders fight for their lives high above the water! One Contender finds themselves on the outs with their alliance, while another attempts to change the power dynamic in the game. A long-awaited returning Champion shakes.

Chaos continues as a new alliance threatens to shift the power dynamics in the house.

The end of Chaos is near and with alliances on the brink of collapse, a grueling mini-final awaits.

The game intensifies as the contenders enter a new phase, leading to shocking new twists.

A high-stakes challenge finds the Contenders hanging on for dear life. A tumultuous selection divides the house, forcing one Contender to choose between their closest allies.

The remaining contenders fight to secure their chance to become the next Challenge Champion.

The final seven contenders enter the Final, where they must face the three levels of the game again.

The final six contenders compete for a place amongst the most esteemed competitors.

The battle is over and now it's time for phase four - closure. Maria Menounos returns to uncover what went down behind-the-scenes of this season's chaos. Why did the entire house target Big T and Melissa? Who regrets playing Jay and Michele's game? And why did Olivia throw her bestie Nurys under the bus? Plus, the Champs are in the building to weigh-in on everything - do they think Emanuel is a worthy enough to join their ranks?

The chaos continues on part 2 of the Challenge: Battle for a New Champion Reunion. There was no shortage of betrayals, backstabbing, and blindsiding this season... Have Big T and Melissa forgiven Corey? Is the Parents' Alliance dead? Michele, Callum, and other house flings reveal where they stand post-show, and a shocking, never-before-seen hookup two challengers thought they hid is revealed. Plus, Moriah spills on why she moved on from Bananas and what happened when she returned home.