The American Ninja Warrior Adventure Park in southeast Denver, which shut down in January after less than a year in business, has now agreed to pay $237,588 in back rent.

An out-of-court settlement between the gym and Antero Retail Group, a subsidiary of Legacy Capital Partners in Denver, was filed Nov. 17, the same day a four-day civil trial was to begin downtown. The two sides have been suing each other for the past year.

Based on the NBC game show, the 37,000-square-foot indoor park was only the second Ninja Warrior location in the U.S. when it signed a 10-year lease at 7150 Leetsdale Drive in March 2023 and then, after $1 million in renovations, opened in June 2024. It soon struggled.

“Due to a variety of issues, some of which were spelled out in (its) counterclaim, Ninja Leisure De

See Full Page