20th Century Fox's X-Men movies are an important milestone in the evolution of superhero adaptations. For the first time, it showed that a major Marvel property could compete with the likes of Superman and Batman. The franchise also made a star out of Hugh Jackman -- whose performance as Wolverine may be definitive at this point -- and paved the way for both the Sam Raimi Spider-Man movies and, eventually, the Marvel Cinematic Universe.
Source:https://www.cbr.com/10-underused-x-men/