Calin Mateias is a Romanian man went by "Dr Mengele" and launched DDoS attacks on World of Warcraft servers in Europe between February and September 2010, typically in connection with in-game disputes with other players. Mateias was indicted for the crime in 2011 following an investigation by the FBI, but was only extradited to the US to face justice last 2017. He's been in custody since November 20, 2017. He agreed to plead guilty to a single count of intentional damage to a protected computer; in exchange, the US government agreed to drop separate charges related to an attempted hack and robbery of Ingram Micro in 2004.