DC has no shame when it comes to the meta comic book to something back to comic book, in fact they have been about that for years:

Marvel ain't one to be one upped and will do comic books about the cartoons about their comics too

Actually, not sure if you ever heard of X-Men '92, but it is a full X-Men series that is based on an "era" of the X-Men from the 90s, so kind of based off the cartoon but not exactly