TV American Ninja Warrior - Season 18 American Ninja Warrior - Season 18 6.849/10 by 73 users Follow competitors as they tackle a series of challenging obstacle courses in both city qualifying and city finals rounds across the country. Those that successfully complete the finals course in their designated region move on to the national finals round in Las Vegas, where they face a stunning four-stage course modeled after the famed Mt. Midoriyama course in Japan. The winner will take home a grand prize of $1 million. Details Casts Posters Images Title American Ninja Warrior - Season 18 Alternative Titles 美国极限体能王 First Air Date 2009-12-12 Last Air Date 2025-09-01 Number of Episodes 257 Number of Seasons 18 Genres Reality, Networks NBC, G4, Casts Matt Iseman, Akbar Gbaja-Biamila Plot Keywords , Self - Host Matt Iseman Self - Host Akbar Gbaja-Biamila Episodes List American Ninja Warrior Season 18 :Episode 1 Episode 1 Episode 1 2026-06-08 Follow competitors as they tackle a series of challenging obstacle courses in both city qualifying and city finals rounds across the country. Those... American Ninja Warrior Season 18 :Episode 2 Episode 2 Episode 2 2026-06-15 Follow competitors as they tackle a series of challenging obstacle courses in both city qualifying and city finals rounds across the country. Those... American Ninja Warrior Season 18 :Episode 3 Episode 3 Episode 3 2026-06-22 Follow competitors as they tackle a series of challenging obstacle courses in both city qualifying and city finals rounds across the country. Those... American Ninja Warrior Season 18 :Episode 4 Episode 4 Episode 4 2026-06-29 Follow competitors as they tackle a series of challenging obstacle courses in both city qualifying and city finals rounds across the country. Those...