He’s the last of his kind. He looks young but he’s lived for hundreds and hundreds of years. And wherever they take you, Melody, however scared you are, I promise you, you will never be alone. Because this man is your father. He has a name, but the people of our world know him better… as the Last Centurion.
-Amy Pond, about Rory Williams in ‘Doctor Who, A Good Man Goes To War’
A closer look at AHR’s yarn bases.