Polyphagia is a tier 2 symptom exclusive to the Necroa Virus DLC. It causes compulsive hunger. the Poor hygiene from continuous eating increases Infectivity. Symptom Combos Evolving Autophagia and Cannibalism, it will form the Bath Time symptom combo. Retrieved from "https://plagueinc.fandom.com/wiki/Polyphagia?oldid=56731" Categories: Symptoms Necroa Virus: Symptoms Unique Symptoms Necroa Virus Community content is available under CC-BY-SA unless otherwise noted.