Cerberus, the hound of Hades, was the three-headed guard dog of the Underworld. He was Hades’s beloved pet, entrusted with guarding the gates of the realm of the dead.

Shortly after they overcome Cerberus - the three-headed dog who guards the gate to the underworld - in the same way. Part 3 Eventually they find Eurydice and Hades is so overcome by Orpheus's ...