Instinto Asesino (Spanish: [insˈtinto aseˈsino], English: "Killer Instinct") is a series produced by Endemol Argentina for the Discovery Channel.
The first season features six cases and the death toll caused by the six criminals combined surpasses one hundred victims, most of them women and children.
The opening episode discusses the case of Manuel Octavio Bermúdez, a Colombian pedophile and serial killer.
Arrested for killing and stealing the possessions of several middle-aged women between the late 1990s and 2006, there are questions about the real number of her victims, estimated between 25 and more than 40.
[1][5] Francisco de Assis Pereira is a Brazilian rapist and serial killer, known as "O Maníaco do Parque" (The Maniac in the Park).