Edgar Valdez Villarreal (born August 11, 1973), also known as La Barbie ("The Barbie"), is a Mexican-American drug lord and a lieutenant of the Beltrán Leyva Cartel, a criminal group based in Sinaloa.
Valdez worked for several years as a cartel lieutenant before rising to a leadership position in an enforcement squad called Los Negros.
Following the death of cartel boss Arturo Beltrán Leyva in late 2009, Valdez fought a bloody and protracted gang war for control of the cartel resulting in over 150 deaths.
He employed techniques such as videotaped torture and decapitation.On August 30, 2010, he was arrested by Mexican Federal Police at a rural house near Mexico City.
His gang, known as Los Negros, collapsed by 2011.
He is serving a 49-year sentence at USP Coleman II, a high-security US federal prison in Florida.