In the upcoming DC Universe film 'Supergirl,' audiences will witness a nuanced portrayal of the relationship between Supergirl and her cousin, Superman. Following her brief appearance in last summer’s Superman, Supergirl is set to take center stage, with marketing materials revealing that Kal-El will also make an appearance in the film. While his role may not be extensive, the film aims to explore the complexities of their relationship, shedding light on why Supergirl, also known as Kara Zor-El, harbors feelings of dislike towards Superman. This emotional depth is expected to resonate with fans, offering a fresh perspective on their dynamic. As the film approaches its release, viewers are eager to see how these themes will be woven into the narrative. For more insights on this topic, check out ComicBook Anime's exclusive coverage.