Yes, there is a reason for this, when. When you see titles like movies, books, or video games written in slanted (italic) lettersitalics, then it isit's a way to highlight that these are important words. Italic letters helps
Italics help the readers to easily spot the names of these works in a text. It's like giving a special attentionspecial attention to these words. In short it is used to highlight the titles of major works like movies, books, and video games etc.