The number of X-Men comic books is quite large and constantly changing. Over the years, Marvel has released numerous series and one-shots related to X-Men. It's impossible to provide a precise count.
There are a ton of X-Men comic books. The franchise has been around for a long time and has had many ongoing series, limited series, and one-shots. So, it's impossible to give a precise count, but it's in the multiple thousands.
Since 'x rated' often implies adult or inappropriate content, let's consider the best general fantasy fiction. 'The Lord of the Rings' by J.R.R. Tolkien is a classic. It has a richly detailed world, complex characters, and an epic battle between good and evil. Another great one is 'A Song of Ice and Fire' series by George R.R. Martin. It has a complex political web and diverse characters. 'Harry Potter' series by J.K. Rowling is also a must - read. It's a story of a young wizard's journey through a magical school and his fight against the dark forces.
It's hard to give an exact number as it might vary depending on different editions and releases. You could try looking on manga-related websites or forums for more accurate information.
There were many reading platforms, such as Himalayan PM, Penguin Listening to Books, Netease Cloud Music, etc. You could search for your favorite online novels on these platforms, and you could also purchase or listen to books. You can also use third-party software such as nanoreaders to listen to books on the computer.