This article is a stub. You can help Many-Colored Wiki by expanding it. Blood-Metal is the name that Firvulag and Tanu give for earthly iron. The metal is deadly poisonous to them and will kill if it gets into their blood stream. References Retrieved from "https://manycolored.fandom.com/wiki/Blood-Metal?oldid=4516" Categories: Article stubs Saga of the Pliocene Exile Terms Community content is available under CC-BY-SA unless otherwise noted.