![](https://image.tmdb.org/t/p/w185/iAL6JYSfMp3v009qbQCyMwiGl2g.jpg)
95.434 Views
The semifinals conclude in Los Angeles, where the competing ninjas will face up to 10 challenging obstacles; the two fastest ninjas will face off on the Power Tower for a Safety Pass going into the national finals.
First Air Date : Dec 12, 2009
Last Air date : May 27, 2024
Episode : 231 Episode
Season : 16 Season
Runtime: 60:14 minutes
Country: United States of America, Australia
Crew: Matt Iseman (Presenter)