Black Adam's post-credits sequence and end-credits scene were both leaked.

Leaked Black Adam post-credit sequence 

Working to Remove Infringing Content after Social Media, Twitter, and TikTok End-Credits Scene Leaks The end-credits scene from Dwayne Johnson's "Black Adam," which has a very spoilery reveal, has been leaked into social media, as is common practise.

leaks of the Black Adam end credits scene 

This has a "dog bites man" feel about it. Such disclosures occur frequently online. However, one of the primary reasons why people might want to purchase a ticket to watch "Black Adam" in theatres is spoilt by the end-credits scene, which has already been revealed a week before the Warner Bros. film's theatrical premiere on October 21.

Tweet the spoiler video on Twitter 

Warner Bros. reportedly filed a copyright lawsuit to have the footage taken down based on the tweets on Twitter that had the spoiler video removed. The message in the posts states, "This media has been disabled in response to a report by the copyright owner."

What is shown in the video 

What the video reveals is as follows It has been a while since anyone has made the world this tense, declares Henry Cavill as Superman as he emerges from a cloud of smoke to confront Dwayne Johnson's Black Adam, hinting at a future appearance in the DC Universe where the two will square off.