Watch American Ninja Warrior Online

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.

Premiere Date: Dec/12/2009

Genre: Action, Family, Fitness, Talent

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Most Recent Episodes

American Ninja Warrior season 10 episode 10

Season 10, Episode 10: Indianapolis City Finals

In the city-finals round from Indianapolis, Indiana, ninjas tackle an extended obstacle course....

Air Date: Aug 06, 2018

American Ninja Warrior season 10 episode 11

Season 10, Episode 11: Philadelphia City Finals

In the city-finals round from Philadelphia, Pennsylvania, ninjas tackle an extended obstacle course....

Air Date: Aug 13, 2018

American Ninja Warrior Casts

Akbar Gbajabiamila

Akbar Gbajabiamila

Host

Matt Iseman

 Matt Iseman

Host