12. Jaime Lannister
If these rankings were based on who had the most metal nickname, the Kinglsayer would win in a walk. But as it stands, going from sisterfucking and the attempted murder of a child in the pilot episode to saving the life of his former enemy Brienne (not to mention the population of King's Landing) by the end of Season Three is a transformation that takes him right to the top twelve. His attempts to balance his newfound morality with his desire to protect his crumbling family have been fascinating and heartbreaking to watch..