Greek underworld his duty was to bring these souls to the underworld and no one would persuade him to do otherwise. Cerberus (Kerberos), or the "Hell-Hound", is Hades' massive multi-headed (usually three-headed) dog with some descriptions stating that it also has a snake-headed tail and snake heads on its back and as its mane. Born from Echidna and Typhon, Cerberus guards the gate that serves as the entrance of the underworld. Cerberus' duty is to prevent dead people from leaving the underworld. Heracles once borrowed Cerberus as the final part of the Labours of Heracles. Orpheus once soothed it to sleep with
Rebellion of the Three Guards the Three Guards. Ji Kang, a famous author of the Three Kingdoms period, wrote an essay about Guanshu and Caishu, in which he argued that the rebellious brothers had "sincere reasons to doubt the wisdom" of Duke Dan's regency. As Cao loyalist he linked the Rebellion of the Three Guards with the Three Rebellions in Shouchun, regarding the rebels as duitiful men fighting against usurping regents (the Duke of Zhou and Sima Yi, respectively). Rebellion of the Three Guards The Rebellion of the Three Guards (), or less commonly the Wu Geng Rebellion, was a civil war, instigated by an