One of the world's best-known online personalities is facing a lawsuit.Jimmy Donaldson, better known as "MrBeast," is a 26-year-old YouTube star with more than 300 million subscribers. He's built an empire offering huge prizes to viewers on his videos.

Contestants on the reality show "Beast Games" are suing YouTube star MrBeast and Amazon, alleging abusive conditions while filming the show.

MrBeast (real name: Jimmy Donaldson) was recently hit with a proposed class-action lawsuit regarding his reality competition series. Multiple contestants are suing the YouTube creator’s production company and Amazon over several accusations. Some of the allegations include perpetuating an unsafe workplace and sexual harassment.

Five contestants on a MrBeast-hosted reality competition show have filed a proposed class-action lawsuit against the YouTube star’s production company and Amazon.

MrBeast, the number one most subscribed to YouTube channel, and Amazon have been sued by contestants of the Beast Games competition show, alleging sexual harassment, "chronic mistreatment," and more.

Five contestants on a YouTuber's Amazon game show, "Beast Games," allege in a new lawsuit that they were subjected to mistreatment and sexual harassment while working under the terms of unfair contracts.

MrBeast is accused of creating “unsafe” employment conditions and misrepresenting contestants’ odds at winning his new Amazon reality show’s $5 million grand prize.

Here’s what to know about the class-action complaint—and how it could affect the yet-to-be released game show.

Youtube MrBeast is accused of creating "unsafe" employment conditions, including sexual harassment, and misrepresenting contestants' odds at winning his new Amazon reality show's $5-million US grand prize in a lawsuit filed Tuesday by five unnamed participants.

At least five game show contestants were "shamelessly exploited" and subjected to "unreasonable, unsafe" working conditions on Amazon Prime's "Beast Games,” a California civil action said this week.