Carlisle theorizes that when a human is turned into a vampire, they will have an enhanced ability from their previous life.
He believes he brought compassion from his human life.
His first appearance was in Twilight and his physical age is 23.
Carlisle is described to look like a model; he has blond hair, and is slender but muscular.
Isabella Marie "Bella" Swan (later Bella Cullen) is the fictional protagonist of the Twilight series, written by Stephenie Meyer.