The DC Extended Universe (DCEU) was a shared cinematic franchise based on characters from DC Comics. It connected multiple superhero films into a single continuity, featuring iconic heroes and villains such as Superman, Batman, Wonder Woman, and Aquaman. Known for its large-scale action, mythology, and interconnected storytelling, the franchise explored themes of heroism, sacrifice, justice, and power. Beginning with Man of Steel in 2013, it became one of the major superhero cinematic universes of its era.