Although the arrival of a full-fledged metaverse is still some years in the future, the potential threats posed by the metaverse require attention today from a diverse range of people and organizations, including academic researchers, those developing the metaverse, and those tasked with protecting society. The threats call for thinking as much, or more creatively, about the metaverse as those with malevolent intent are likely to do. Everyone needs to be ready for this new reality.