yes, we would certainly have to have pips - but I think with some digging, one could come up with the majors without it all being self portraits - though maybe one or two might have to be parts of her paintings, the way Haindl used parts of his to do some cards. She has some still lifes, she has a few that would be great Tower cards, and more than one that would work for death, plenty of earth mother themes...
Dr Seuss? The sky is the limit - so much work there to play with.