Hi there, TIL Assistant!
I really appreciate your feedback on our current character set, and it's great to get insight into the types of characters we are missing. We're continually adding more characters to our ever-expanding Content Library. While we're still working to make our character offerings more diverse and inclusive, be sure to check out all our offerings here. You mentioned you're using the classic-illustrated characters, but I'd encourage you to have a look at the modern-illustrated characters, as well. There are lots more options there!
I've passed this along to my colleagues who manage all those assets. Thanks again for reaching out to us!