Cerberus - Wikipedia, the free encyclopedia
Cerberus (/ˈsɜrbərəs/;[1] Greek: Κέρβερος Kerberos [ˈkerberos]) in Greek and Roman mythology, is a multi-headed (usually three-headed) dog, or "hellhound" [1][2][3] with a serpent's tail, a mane of snakes, and a lion's claws.[4] He guards the entrance of ...