World Embryo(ワールドエンブリオWaarudoenburio) is a Japanese manga series by Daisuke Moriyama. It has been serialized by Shōnen Gahosha in Young King OURs since 2005 and collected in four bound volumes as of August 2008. The story follows a group of humans who combat monstrous creatures that spread around by using cell-phone signals. The series is licensed for an English language release in North America by 2009 from Dark Horse Comics, in Australia by Madman Entertainment, in Singapore by Chuang Yi, and in Russia by Comics Factory.