The qualifying rounds continue in San Antonio with ninjas from across the country taking on the world's most challenging obstacle course. Competitors as young as 15 return to take on seasoned veterans in this first round of competition from the Alamodome. New obstacle Kickboards makes its debut on the course that ends with the iconic Warped Wall.

The qualifying rounds conclude in San Antonio with ninjas from across the country taking on the world's most challenging obstacle course. Competitors as young as 15 return to take on seasoned veterans in this first round of competition from the Alamodome.