Changer's Moon — Jo Clayton

The two contenders tossed the dice for the final contest. The Noris drew the Runner, the Sword, the Sorcerer, the Eve. He was pleased. The armies could march. The valley and all that was in it would be his.

The Indweller drew the Kingfisher, the Poet-warrior, the Priestess, the Magic Child. "The mix as before' she said, "but wit change." She pointed to the priestess. She still had a chance.

And the chance was Serroi, once the puppet of the Noris, now moving through the people like an electric current, against the patriarchs, to serve the Changer. For the Coyote was the one who could alter the rules--and make the incredible credible and the impossible possible....