Question: Who distributed  an upcoming American superhero film based on the DC Comics superhero team , the film features a character  originally known as a member of the Teen Titans, who was established as a founding member of the Justice League in DC's 2011 reboot of its comic book titles and subsequently in the 2016 relaunch of its continuity?
Sentence (from "Snapper Carr"): The character, whose fictional nickname is almost always used by other characters in favor of his given name, was created by Gardner Fox (writer) and Mike Sekowsky (penciller), and made his first appearance in "The Brave and the Bold" in February 1960.
Relevant evidence: No