Serial killers are a phenomenon that has baffled society and criminology experts for decades. Within this category, there are even more disturbing cases, the sadistic serial killers, whose motivation and behavior arouse a sick interest in the human mind.

1. The Green River Killer

John Wayne Gacy, known as the Green River Killer, was an American serial killer who raped and murdered at least 33 young men between 1972 and 1978. Gacy often disguised himself as " Pogo the Clown" to lure his victims, earning him the nickname "the Killer Clown".

Macabre Patterns

Gacy was a sadist who enjoyed suffering. of his victims. He tortured and raped them before ending their lives, then buried their bodies in the basement of his home or dumped them in the Green River. This case is a clear example of the complexity of psychopathy and cruelty of certain individuals.

2. The black widow of the jungle

Juana Barraza, also known as "La Mataviejitas" or "The Black Widow", is a Mexican serial killer who murdered more than a dozen women from senior citizens between 1998 and 2006. Barraza used to strangle his victims with a chain and then steal their belongings.

Devourer of souls

Barraza was a violent and sadistic woman who found pleasure in the death and suffering of older people. His story reveals the complexity of the motivations behind serial murders, and how sadism can manifest in unimaginable ways in the criminal mind.

3. The Milwaukee Butcher

Jeffrey Dahmer, nicknamed "The Milwaukee Butcher", was an infamous American serial killer who murdered and dismembered 17 men and boys between 1978 and 1991. Dahmer carried out acts of necrophilia and cannibalism with the bodies of his victims.

The twisted mind

Dahmer was a sadist with extremely disturbing sexual inclinations. His fascination with death and control over its victims led him to commit heinous acts that defy human understanding. Dahmer's case illustrates the depth of depravity to which certain sadistic serial killers can go.

4. The Rostov Executioner

Andrei Chikatilo, known as the Rostov Executioner, was a Soviet serial killer who committed at least 52 murders between 1978 and 1990, mostly of women and children. Chikatilo mutilated and mutilated the bodies of his victims, in an act of limitless perversion and sadism.

The shadow of death

Chikatilo was a sadistic predator whose only goal was to cause pain and anguishes its victims. His abnormal and disturbing behavior left a trail of horror throughout the Rostov region, and his legacy remains one of the most chilling in the history of serial killers in Russia.