<P> NBC has aired a series of 5 specials in which ANW fan favorites compete in a team against teams of competitors from regions across the world, including Japan, Europe, Latin America, and most recently, Asia . The competitors race on the same course used in the ANW finals . </P> <P> The first special was entitled USA vs. Japan, while the rest have been named USA vs. The World . The inaugural competition was aired on January 13, 2014, and was won by Team USA . The second special aired on September 15, 2014, and was won by Team Europe . The third special aired on January 31, 2016, and was won by Team USA . The fourth international competition was aired on June 4, 2017, and was again won by Team USA . The most recent special aired on March 11, 2018, and was won by Team Europe . </P> <P> All of the specials have been hosted by Matt Iseman and Akbar Gbaja - Biamila . The first two included sideline reporter Jenn Brown . Since the 2016 special, Kristine Leahy has sideline reported . </P> <P> On May 29, 2016, prior to the premiere of season eight, NBC aired a two - hour all - star special in which hosts Matt Iseman and Akbar Gbaja - Biamila chose their own all - star teams composed of three veterans, one rookie, and one woman . Teams competed on stages two, three, and four of the regular season finals course, Mt . Midoriyama, as well as competitions on a supersized course by testing their skills in competitions on the giant pegboard, 40 - foot Salmon Ladder, Flying Shelf Grab, and Jump Hang, concluding with a race to the top of the "Mega" Warped Wall . </P>

When was american ninja warrior all stars filmed