Updated: Rockstar has dropped the trailer after the leak:

The first trailer for the upcoming installment in the Grand Theft Auto series is here, preceding the official announcement. I just want to emphasize that the initial substantial leak was indeed authentic—very much so. Set for release in 2025:

This is poised to be a monumental release, and as is customary with every Rockstar game, the true excellence lies in what isn’t revealed in the videos.

Thanks, Wario64.