G4 presents the biggest and most daring Ninja Warrior event in the network's history with the new series American Ninja Warrior. The series will hold open tryouts to find the top 10 American competitors from across the country and send them to Japan to tackle Sasuke, the world's most difficult and diabolical obstacle course. The American competitor who completes all four stages of Sasuke in the fastest time will be named the ultimate American Ninja Warrior.

Related Content: watch American Ninja Warrior series on Telepisodes

Premiere Date: Dec/12/2009

Genre: Action, Family, Fitness, Talent

Most Recent Episodes

American Ninja Warrior season 13 episode 11

Season 13, Episode 11: National Finals 2

The National Finals continue in Las Vegas where the ninjas face up to eight supersized obstacles on the world's most challenging course. For the first time in finals history, the competitors will have a Split Decision where they must decide betw...

Air Date: Sep 06, 2021

American Ninja Warrior season 13 episode 12

Season 13, Episode 12: National Finals 3

 The National Finals conclude in Las Vegas as the remaining competitors move on to Stage 2 and beyond for their chance to win $1 million and become the next American Ninja Warrior. ...

Air Date: Sep 13, 2021

American Ninja Warrior Casts

Akbar Gbajabiamila

Akbar Gbajabiamila


Matt Iseman

 Matt Iseman