Cerbero is a mythical beast in Greek mythology. Its portrayal often shows it as a multi-headed dog watching over the gates of
Hades. According to some legends, Cancerbero has three heads, while in others it can have as many as nine separate heads. The term "cancerbero" is also used to refer to a fierce and unyielding guardian.
¿QUIÉN ERA CANCERBERO EN LA MITOLOGÍA GRIEGA