Supergirl, as the latest film in James Gunn's new DC Cinematic Universe, unexpectedly disappointed at the box office. Starring Milly Alcock, featuring Jason Momoa as Lobo, and directed by Craig Gillespie, the film was inspired by the Supergirl: Woman of Tomorrow comic book. However, amidst major productions like The Odyssey and Spider-Man: Brand New Day over the summer, Supergirl was expected to deliver a significant hit for the studio. This film was critical in validating DC's strategy to create a larger ecosystem within the Cinematic Universe.

Unfortunately, both audiences and critics did not show the anticipated interest in Supergirl. The film opened to approximately $68 million worldwide against its $180 million budget. Alcock's performance as Kara Zor-El received nearly universal praise, but the film failed to connect with fans as DC had hoped.

Many speculations have arisen regarding why Supergirl did not achieve the expected success. Among these speculations are creative issues between Gunn and Gillespie. However, the truth is that the high expectations placed on this film should perhaps have been seen as a challenging burden from the outset. Modern superhero films are no longer evaluated solely on whether they are entertaining; audience expectations and franchise dynamics also play a significant role.

As a result, Supergirl's failure at the box office is directly linked not only to the quality of the film but also to audience expectations. This situation stands out as a critical lesson for the future of the DC Cinematic Universe.