Marvel's expansive universe, much like DC's, is subject to numerous retcons that shape its ongoing narrative. Polygon's Susana Polo has explored the intricacies of Marvel canon and continuity, offering insights into how these elements function within the franchise. This examination delves into the methods by which Marvel maintains and alters its established storylines across various media, including comic books, films, and television series. Understanding these continuity shifts is crucial for fans attempting to navigate the vast and ever-evolving Marvel multiverse.