Washington DC, Aug. 4 -- The sports entertainment reality show 'American Ninja Warrior' has been renewed for Season 18 by NBC, reported Variety.

The new season of the hit summer competition series will begin filming in Las Vegas this fall.

As per NBC, Season 18 will introduce a new round featuring what they describe as "a supersized three-lane racecourse, where ninjas will face off head-to-head-to-head in thrilling side-by-side races," as quoted by Variety.

The casting for the new season is currently underway.

Season 18 will see competitors facing off in a series of physical challenges for the chance to win 250,000 USD, reported Variety.

The head-to-head race format was introduced in Season 17, which also features a knockout eliminat...