To be straightforward, the world's finest criminal likely won't show up on this rundown. That does not mean that there is no genuinely extraordinary smart criminal who has been caught due to small clues left behind. Why do you think anyone would choose this life? Life of a criminal? A portion of these individuals picked the life of wrongdoing for mainly financial reasons, some to mess around with the police, others for more profound, more obscure reasons. These killers baffle us as they carry high intelligence and yet decide to use this to murder humans. Many studies have been conducted in this area; science has not been able to explain this behavior in detail yet. Regardless of what kind of criminal they are the intelligent killers in this list have been punished by the law. Once caught, their smarts were borne out, and their violations made even more amazing in doing as such. Get ready to blow your mind with the top 30 criminals of all time!