This market will resolve to "Yes" if the number of views any YouTube video posted by MrBeast gets in the first day after being posted is greater than or equal to 50 million by March 31, 2026, 11:59PM ET. Otherwise, this market will resolve to "No".

If MrBeast does not post a YouTube video by March 31, 2026, 11:59 PM ET, this market will resolve to "No".

The resolution source for this is MrBeast's YouTube channel (https://www.youtube.com/@MrBeast), specifically the 'views' counter for the described video.