A Wailshroom is a Fallen in Oninaki. Fallen that imitate fungus and store a nasty surprise under their caps. Not stationary, unlike the other two varieties. The fumes they emit have a restorative effect on the Fallen. Retrieved from "https://oninaki.fandom.com/wiki/Wailshroom?oldid=564" Categories: Fallen Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.