The 2013 Top 10 Assassins Rankings were as follows: 1 John Smith: An experienced killer who has worked for many organizations, including drug trafficking and underworld organizations. He was arrested in 2013 for killing a police officer. 2 Ian Caster: An Irish-American who used to be a programmer and later became a professional killer. He was sentenced to life in prison for killing a young black man in 2013. 3. Paulere: A French assassin who had worked in several gangs. He was sentenced to life imprisonment for killing a wealthy businessman in 2013. 4 Nicholas O'Cameron (Nicholas activated): An American assassin who served in Iraq and later became a professional killer. He was sentenced to life imprisonment for killing an official in 2013. 5 James Kendrick: A British assassin who worked for several gangs. He was sentenced to life in prison for killing a young girl in 2013. Benjamin Harrison was an American police officer who was arrested in 2013 for killing a black man. His case had attracted widespread attention and was known as the "Police Murder Case". 7 Mark Zuckerberg: The founder of Facebook killed a young hacker in 2013 in an attempt to take control of Facebook's servers. However, he was eventually found not guilty. Elie Sarduk: A French policeman was sentenced to death for killing a black man in 2013. He was considered one of the cruelest policemen in French history. Jack Silver: An American actor who was acquitted of killing a police officer in 2013. His case had attracted a lot of attention. Tony Lee: An American chef killed a black man in 2013 in an attempt to take control of his restaurant.