French streamer Jean Pormanove was known for performing extreme acts in live broadcasts. His death exposes a disturbing internet phenomenon.

An investigation has been launched, and an autopsy has been ordered following the death of a French streamer who was well known for extreme challenges. Raphaël Graven, 46, also known as Jean Pormanove, was found dead at a residence in Contes, a village north of Nice, according to prosecutors.

The popular streamer - best known under the username 'Jean Pormanove' - boasted over 1m followers online prior to his passing, and was famed for taking part in dangerous and often humiliating stunts. These challenges were often performed live for the viewing of his mass following.

A French video streamer who died during a livestream after days of abuse by other streamers did not die as a result of trauma or the intervention of a third party, court authorities said.

The death of a French streamer during a 298-hour broadcast has sparked controversy and a judicial investigation

The autopsy of the 46-year-old, who died during a livestream on August 18, found no 'traumatic injuries,' according to the Nice prosecutor. Investigators are considering whether he may have been the victim of undue influence or abuse of weakness.

The online personality known as Jean Pormanove was found dead in his home in Nice on Monday.

French streamer Jean Pormanove, 46, known for gaming and extreme challenges, was found dead by police on Monday, Aug. 18.

French livestreamer Jean Pormanove died Monday near Nice during a violent live-stream. French authorities have now opened an investigation into the live-streamed death.