Inside the Shocking Story of Marius Gustavson, Known as the ‘Eunuch Maker’
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Marius Gustavson, a self-style ‘Eunuch Maker,’ made headlines for his disturbing and criminal body mutilation enterprise that sent shockwaves across England. The 46-year-old Norwegian national was convicted and sentenced to life in prison in 2024 for operating an illicit body manipulation service that involved live streaming his gruesome procedures on paying victims. Despite his lack of formal training, Gustavson advertised services such as castration, limb freezing, and the removal of nipples and human tissues on his website.
During the trial in May 2024, the British Crown Court heard chilling accounts of Gustavson’s activities. Prosecutor Caroline Carberry KC revealed evidence of cannibalism, describing how Gustavson treated human body parts as trophies, even preparing human testicles as part of a “salad.” The court learned that Gustavson branded some victims with his initials, ‘EM,’ as a gruesome form of identification. Alongside Gustavson, six others were also convicted for aiding and abetting his macabre practices in hotel rooms and online streaming sessions.

Approximately 20,000 subscribers paid to witness Gustavson’s unlicensed and barbaric procedures, where he performed surgeries such as testicle removal, penile amputation, and genital piercing using tools meant for animals. Shockingly, some victims were as young as 16 years old, highlighting the heinous nature of Gustavson’s crimes. The Crown Prosecution Service detailed at least 22 procedures carried out by Gustavson, demonstrating the extent of his depravity.
Despite his despicable actions, Gustavson’s illicit business was financially rewarding. Prosecutors revealed that he earned nearly £300,000 between 2017 and 2021 before authorities shut down his operation and arrested him. In a bid to appeal his conviction, Gustavson’s attorney argued that his clients had consented to the modifications, claiming unfair sentencing. However, the London court upheld the original ruling based on the severity and criminal nature of Gustavson’s acts.
One victim’s testimony provided a harrowing insight into Gustavson’s manipulation tactics. The victim admitted to feeling mesmerized by the ‘Eunuch Maker’ but later regretted undergoing the procedure, which involved extreme measures like testicle clamping and electric shocks. Gustavson’s lawyer attempted to justify his client’s actions by citing his struggle with body dysmorphia and a desire to help others feel comfortable in their skin, a defense ultimately rejected by the authorities.
CPS London Specialist Prosecutor Kate Mulholland condemned Gustavson’s actions as driven by sexual gratification and financial gain, disregarding the safety and well-being of vulnerable individuals seeking modifications. Her statement echoed the sentiments of the court, which convicted Gustavson for performing unlawful surgeries and exploiting his victims for profit. The prosecution’s firm stance sends a clear message that such barbaric crimes will not be tolerated.
Marius Gustavson’s case serves as a stark reminder of the dangers posed by individuals who exploit vulnerable individuals for personal gain. The gruesome details of his activities shed light on the importance of stringent regulations and oversight in the medical and body modification industries to prevent similar atrocities. As Gustavson serves his life sentence, his victims and the public hope for justice and closure in the wake of his heinous crimes.
