Heir to the Demon

Malcolm Merlyn was the cause of Oliver's grief and pain after the undertaking. Seeking revenge Oliver goes to Nanda Parbat and joins the League of Shadows hell bent on making Merlyn pay. Turning into Ra's Al Ghul's favorite protégé and falling in love with Ra's youngest daughter... Felicity Al Ghul; Heir to the Demon. Olicity AU (with a badass Felicity)