It's twins vs. brothers in a series of messy challenges that include wet diapers and water shoes! While it's a tight matchup, it's the brains of one team that propels them into the final round.

Aim is the name of the game as best friends take on cousins in a series of squirting, throwing and stacking challenges. The teams are neck and neck, but when the buzzer rings only one moves onto the final round.

Best friends take on step brothers in a series of edible challenges as they catapult giant pancakes and become human-sized bowls of fruit punch. But only one goes onto the bonus round!

Two teams compete in new, messy challenges of classic games, the water balloon and egg toss! However, in this high scoring game, one team pulls ahead and earns them a shot at the obstacle course.

Siblings take on best friends in a series of tossing games. And both teams realize they need to practice their aiming skills! Only one team moves on to the obstacle course.

It's buddies vs. besties in a series of wet, slippery, and balloon-popping challenges. While one team is determined to take on a number of physical challenges, it's the other team's brains that advance them to the final round.

Two teams of best friends compete in a series of balancing, throwing, and catching challenges. While one team struggles to learn that slow and steady wins the race, the other team's aim earns them a shot at the final round!

A messy mom and son compete against a dad and son team who aren't afraid of a little water! As they take on a bunch of edible challenges, only one wins enough points to move onto the bonus round.

Two teams compete in a series of messy games for the chance to win big! One team, is quick on their feet and earns a chance to run the final obstacle course.

With the help of their teammates, Kira Kosarin takes on Olympian Lindsey Vonn. Though they both aim to win, only one team moves on to run the obstacle course!

Former Double Dare teammates come back 30 years later for another matchup - this time with their kids! Although the game score is tight until the end, one team's physical endurance sends them into the final round.

It's skating sisters versus baseball playing brothers in a series of challenges that test their teamwork. One team puts their heads together to earn their spot in the final round!

Two teams of friends face off in a series of buzzer beater challenges. One team's determination, brains, and teamwork in the physical challenges propel them to the final round.

It's a blast from the past when Josh Server and his niece take on Jamie Lynn Spears and her daughter at this "All That" reunion!

In a competitive matchup, two brother-sister teams go head to head in a series of messy and high energy challenges. One team's energetic teamwork gets them to the final round.

Featuring a special guest, two active sets of friends face off in a series of messy and wet challenges that put a new spin on household activities sending one team into the final round.

Best friends take on a brother-sister duo in a series of wet, silly, and epic challenges. One team's energy and teamwork propel them to the final round for an epic photo finish.

A father and daughter take on a mother-son duo in a series of heated challenges and competitive trivia questions. With a major comeback at the end, one underdog team gets a shot at the obstacle course.

It's athlete vs. athlete as Olympian Chloe Kim and her partner take on NBA player Andre Drummond and his teammate!

A couple of familiar faces come back for redemption after appearing on the show decades ago! It's a close game throughout, but only one team will get a second chance at the obstacle course.

It's triplets versus triplets in an intense triple threat matchup! One team slays the trivia, earning them an epic shot at the final obstacle course.

Cousins take on siblings in a series of messy challenges that test their teamwork! One teams special bond propels them into the final round where they have the chance to win big!

An uncle and niece pair up against a mother-daughter duo in a competitive family battle. While one team struggles with the physical challenges, the other team sweeps the board and has an epic run on the obstacle course.

It's a family reunion! Rico Rodriquez and his teammate take on Raini Rodriguez and her partner. It's a sibling rivalry until only one wins and moves forward to the obstacle course!

YouTubers, LaurDIY and Alex Wassabi team up with their fans for fun and messy head to head challenges! After a series of trivia questions and messy physical challenges, there's only room for one duo to move ahead to the final round!

It's friends vs. friends in an epic challenge! Each duo's trivia skills, strong physical expertise, and nifty teamwork leads to a neck and neck competition, launching only one team into the final round.

Sibling teams go head to head in a high-scoring game filled with running, launching, and aiming challenges. One team's brain power and physical endurance propels them to the top of leaderboard, earning them a chance at the obstacle course.

In this Halloween special, friends take on twins in a series of classic challenges with a spooky twist! And only one team gets to compete in the ghostly final round.

The whole family is involved! Families of four take on a series of super-sized challenges, but only one team can run the obstacle course together.

A team of clothes-obsessed besties takes on two competitive basketball players in a series of edible and messy challenges; one team proves that they can work together and moves on to the final round.