Article continues below advertisementGet ready for explosive action as Fallout Season 2 heads to the neon lights of New Vegas!The highly anticipated teaser trailer debuted on Tuesday, August 19, at Gamescom 2025, before launching on Prime Video's YouTube channel, offering fans their first glimpse of what's in store when the season premieres on December 17.Article continues below advertisementSource: Prime Video/YouTube'Fallout' Season 2 will dive back into New Vegas.