Juan Díaz de Garayo y Ruiz de Argandoña, also known as "The Sacamantecas", was a Spanish serial killer active near Vitoria, Álava, who strangled five women and a 13-year-old girl, and attacked four ot
Sacamantecas
…in Spain. He operated in Galicia. With the fat of his victims he made soap for sale. During his trial, he alleged to be cursed with lycanthropy. Juan Díaz de Garayo (1821-1881) was a Spanish serial killer operating in Northern Spain. He was nicknamed el Sacamantecas, which became used to scare children into behaving…