Why The X-Men Were Given Different Costumes In The First Movie, According To The Writer

Nowadays, comic book films don’t mind leaning into their roots more and more because the genre has become so popular. Risks in every direction have been made in Marvel films, whether it be through the beautifully colorful costumes of a movie like Captain Marvel, or the gritty realism of Logan. When X-Men was being made, there was a feeling that it needed to cater to a wider audience, and leather was the way to do it.