Luka Magnotta

Luka Magnotta spent years crafting an online persona that he used to seek attention, provoke outrage, and leave digital clues about what he might do next. In 2012, those warnings culminated in the murder and dismemberment of a Chinese exchange student named Jun Lin. The gruesome act was filmed by the killer and uploaded to the internet, sparking one of the most disturbing investigations the world has ever witnessed.