The Brits and Americans compete in Trench Warfare for a chance to pick all-star Challenge reinforcements for their sides, and Wes has a head start on the political game.
Jordan calls a meeting for Team U.S., the Cryptic Crossbow challenge reveals one team's weaknesses, a competitor makes a bold move, and the Proving Ground heats up.
Bear vies for Team U.K.'s speaker position, the Paddle Wheel Puzzle challenge leaves one team questioning its tactics, and Wes and Josh clash over Team U.S.'s strategy.
The Relic Runner challenge forces the members of Team U.S. to reassess their allies, Bear juggles multiple romances, and the elimination leaves everyone in shock.
Paulie strikes a deal with Bananas despite Cara Maria's wariness, Ninja's performance in the Hooked challenge raises suspicion, and Team U.S.'s loyalties are put to the test.
After Bananas's elimination, Leroy fills the alpha-sized hole on Team U.S., Dee and Rogan confront their feelings, and Team U.K. bombs the Explosive Decision challenge.
Turbo has revenge on his mind after an explosive argument, Tori tries to play peacemaker, and every second counts in a knock-down, drag-out match up in the Proving Ground.
The teams stack crates to grab relics and avoid double elimination, the U.K. team worries about Esther's abilities, and alliance politics tests Dee and Ninja's friendship.
Dee runs into trouble during a training session, the men and women of each team compete in Under Siege, and the tribunal's decision might turn the tide of the competition.
Cara Maria skips Jordan and Tori's engagement party, Rogan and CT concoct a plan to eliminate Team U.K.'s weakest player, and the tribunal members are at odds.
Dee sets out to prove she's not the weak link on Team U.K., a fast-paced swimming challenge shakes up the game, and Rogan tries to walk back his failed conspiracy.
The daunting Final begins, with both teams evenly matched. Endurance, puzzles, and math put Team USA and Team UK to the ultimate test. One player has a shocking and disastrous gas-out that threatens to sink their team.
Team USA wonders if they can still catch up with Team UK. A shocking twist could doom multiple players. The million-dollar winners of War of the Worlds 2 are revealed.
The Challengers have returned from war to reunite in London to discuss this season's savage betrayals, nuclear blowups, and every hookup. Hosted by Justina Valentina and NBA Champion Nick Young.