A treasure of the Red Cow Clan of Sartar * It is an ober-sized baby's rattle. * It makes a sound like rolling thunder. * When shaken, some of the clan's children grow up faster to become warriors. * The clan used it after the Conquest of Sartar * People affected are known as Rattle-Born * Because of its effects on the Rattle-Born, the clan women hestitate to use it again. Source: Coming Storm