New Supergirl tease drops a big hint that a trailer for the DC comic book movie could be released very soon

• Supergirl's first trailer might be released in a matter of days
• The appearance of a new X/Twitter account has sparked a fresh wave of rumors about its debut
• The DC comic book movie will arrive in theaters next June

Look out, Supergirl fans, because the DC Universe (DCU) movie's first trailer might be days away from receiving its world premiere.

With Supergirl set to be released on June 26, 2026, less than seven months remain – at the time of publication – until its flies into theaters. And, if the appearance of a new X/Twitter account is anything to go by, its first teaser could drop sometime in early December.

Indeed, the Supergirl trailer rumor mill kicked into gear on November 26 when a new X/Twitter account, which has the handle @supergirl and bears the name SupergirlFilm, suddenly appeared online (credit to DCUFilmNews for spotting it first ...