There are quite a few. But the exact number can change as new ones might be released. You can check the official publisher's website for the most up-to-date count.
No. 'Lemon' fanfiction typically implies that it contains sexual or adult - themed content. Since 'Avatar: The Last Airbender' is a show that has a large following of younger fans, this type of fanfiction is not appropriate for all ages. The original show is aimed at a family - friendly audience, and such fan - made works with adult content deviate from that spirit.
The 'All Avatar The Last Airbender Graphic Novels' are a great addition to the Avatar universe. They expand on the story, characters, and world - building. The graphic novels often explore side - stories and fill in gaps that the TV show might have left. For example, they can show more of a character's backstory or what happened in a certain part of the world during the events of the show.
A 'avatar the last airbender bashing fanfic' is basically a fan - made piece of writing that bashes the show. It could be for various reasons. Maybe the author thought the character development in the original was lacking, so they write this fanfic to point out those flaws in a rather harsh way. Or perhaps they didn't like the way the story arcs ended, and in the fanfic, they go on a rant about it while also creating their own version that they believe is superior, but still with a lot of criticism for the original.
Avatar The Last Airbender is typically classified as a cartoon. It has distinct elements such as its animation style, story themes, and the way it's produced that set it apart from traditional anime.