Conan the King (Conan the King #45)

The Corinthian magician Caliastros has forgotten more magic than most of the Hyborian world's sorcerers know! Having robbed Conan's son, Conn, of his memory, Caliastros and his fiendish allies force Conn to battle his friend, Deryck! It's up to the jester Rufio to save Conn. But the villains don't know that Rufio has a very special weapon - King Conan himself!