In the novel " Full-time Mage," the main character Mo Fan might have a few wives in the future, depending on the author's writing style and plot setting. In some novels, Mo Fan might have multiple wives, while in others, Mo Fan might only have one wife. Other than that, there were some novels that had Mo Fan have multiple wives, but there was no clear relationship between them. In short, the answer to the question of how many wives Mo Fan might have in the future in the novel " Full-time Mage " depended on the author's writing style and plot setting.