Sean Bryan, Drew Drechsel, Joe Moravsky and Najee Richardson represent Team USA against top athletes from Asia, Europe and Latin America in a battle for worldwide ninja domination.

Competitors will face the Salmon Ladder, Hourglass Drop, Elevator Climb and new obstacle Spinball Wizard; veteran ninjas Kacy Catanzaro, Daniel Gil and Brent Steffensen return.

The top 30 competitors from the Cleveland city qualifier compete on one of the the world's most challenging obstacle courses.

The season's top competitors compete in the national finals in Las Vegas.

The top 30 competitors from Kansas City, Mo., vie for a chance to compete in the national finals.

Kansas City, Missouri is the next stop for competitors to give it their all on the obstacle course. Competitors face 6 challenging obstacles in the city qualifier, including 3 new ones: Hang Glider, Broken Pipes, and Crank It Up. Ninja veterans Lance Pekus, Brandon Mears, and Dan Polizzi return, while Olympic decathlete Jeremy Taiwo takes on the course for the first time.

The Mile High City hosts the final qualifying round where competitors tackle 3 challenging new obstacles: Bouncing Spider, Rail Runner, and Ninjago Roll. Denver features the return of Ninja veterans Jake Murray, Sam Sann, Meagan Martin, and Brian Arnold.

Contestants tackle obstacles including the Salmon Ladder, Circuit Board, Elevator Climb and new obstacle Giant Cubes.

The top competitors from the Denver qualifiers compete one more time before the national finals in Las Vegas.

It's the final night of the National Finals, where the season's best Ninjas tackle the last stages of "Mount Midoriyama."

In the first Qualifying Round from Los Angeles, California, competitors must tackle 6 obstacles, including Cannonball Drop and Battering Ram, which are new this season. Ninja veterans Kevin Bull, Flip Rodriguez, and Grant McCartney return for another shot at completing the course.

The top 30 competitors from the Los Angeles Qualifier tackle the City Finals course, which features the Salmon Ladder, Stair Hopper, Swinging Peg Board and Elevator Climb.

National finals continue in Las Vegas, where the season's top competitors tackle a four-stage course.

In the Qualifying Round from Daytona Beach, Florida, competitors tackle 6 obstacles including the brand new Rolling Pin and Wingnuts. Veteran Ninja fan-favorites Jessie Graff, Drew Drechsel, and JJ Woods return. NASCAR driver Ben Kennedy also takes on the course for the first time in front of the vibrant, energetic crowd.

In the second Qualifying Round from San Antonio, Texas, competitors face 2 new obstacles: the Spinning Bridge and Sky Hooks. Ninja veterans Kacy Catanzaro, Daniel Gil, and Brent Steffensen return. Newcomers include Indy car driver Conor Daly and Olympic Gold Medalist Jonathan Horton.

Cleveland, Ohio hosts the next qualifying round where competitors tackle 2 new obstacles: Razor’s Edge and I-Beam Gap. Cleveland also features the return of last season’s “fantastic four” women – Alyssa Beird, Rachel Goldstein, Jesse “Flex” Labreck, and Michelle Warnky, as well as Ninja veterans Jon Alexis Jr., Mike Bernardo, Joe Moravsky, and Jamie Rahn.

Top ninjas, including Drew Drechsel, Jessie Graff, Najee Richardson and Flip Rodriguez, climb, sprint and fly through a special course and supersized obstacles as they compete in crazy feats of strength, skill challenges and a team relay for the ages...