Slade attacks Arrow in the hopes that he can regain his place as the leader of the underworld on Arrow. "Betrayal" is the 13th episode of the show's first season.
To live I had to make myself more than what I was, to forge myself into a weapon. I am returning not the boy who was shipwrecked, but the man who will bring justice to those who have poisoned my city. My name is Oliver Queen.