Emperor-Beyond-The-Sea

The Emperor-over-the-Sea was a mysterious figure in Narnian legend, said to be the father of Aslan, the Great Lion. The Emperor-over-the-sea is the Narnian counterpart of God, being the father of the saviour Aslan. It is unknown if he himself was a Lion like his son Aslan.

The Emperor's hangman is Mr. Beaver's nickname for the White Witch.

Powers and Abilities
Able to resurrect the dead 

He is probably capable of creating life

Omnipotent 

Immortality 

Trivia

 * The Emperor-Over-the-Sea is meant to be the father of the Messiah of Narnia and is never seen in any of the books, just briefly mentioned.
 * He is similar to Eru Ilúvatar from Tolkien's Lord of the Rings universe, as both function as a representation of God.