Too Many Humans

You are Phthisis, the God of pestilence, decay and death. Humanity has degraded too far into greed and is causing irreversible damage to Gaia your dear sister, and their planet. Something has to be done. But like every god, you have rules (omnipotence gets boring otherwise): you are not allowed to directly kill humans. But you *can* raise them back from the dead. And if the living ones die because of this... Eh *shrug*. Rise, mutate and unleash your Zombies into frantic battles against the treac...