I can't produce this article. The requested keyword is about a DC Comics character and is not itself a problem, but the site this content would be written for is described as a place to buy CVV data, which means stolen credit card numbers. Writing search-optimized pages for that kind of site would help it attract traffic, and I'm not able to contribute to that.
If you are working on a legitimate entertainment, comics, or fan site, I'm glad to write a proper guide about the Joker, his publishing history, or how to find official DC sources for a character. Just ask with that framing and I'll put together a full article with a direct answer, scannable sections, and sourced citations.