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
Pluto (Marvel Comics) major enemy of Hercules, when the young Hercules captures Pluto's dog Cerberus as one of his Twelve Labours. When worship of the Greek Gods dies out, Zeus forbids Pluto to take anymore souls into his underworld. He became bitter and begins a long history of plotting against his more powerful brother. After numerous failures, Zeus decrees that Pluto can only leave the Underworld if he finds someone willing to rule in his place. Pluto travels to Earth and disguises himself as Mr. Hellman, a movie producer, and invites Hercules to make a movie about himself. Hercules signs the contract into