I think you're wildly underestimating the amount of effort and very specific skills that go into making comics, it's either a labor of immense love for the art

I think you're wildly underestimating the amount of effort and very specific skills that go into making comics, it's either a labor of immense love for the art form, or getting paid a large amount of money up front to work with an established writer, nobody is looking for an idea guy