Claim: Batman v Superman: Dawn of Justice features fictional characters.
Evidence: Batman v Superman : Dawn of Justice is the first live-action film to feature Batman and Superman together , as well as the first live-action cinematic portrayal of Wonder Woman , Aquaman , The Flash and Cyborg.
Aquaman is a fictional superhero appearing in American comic books published by DC Comics.
Wonder Woman is a fictional superhero appearing in American comic books published by DC Comics.