III. Confiscation of assets was not made due to privileges enjoyed the population of Aragon. The mystery enveloping the names and statements of witnesses, has not been universal, except when based on the Bull of Pope Urban IV, dated July 28, 1262 they face the death penalty. These conditions made it possible to sufficiently anticipate the horror that was to inspire the establishment of new regulations. IV. Nevertheless, Ferdinand convened in April 1484 in Tarazona Cortes of the kingdom of Aragon, a secret council consisting of persons called to them, decided the question of reform. As a result of this decision, Thomas Torquemada appointed inquisitors Zaragoza diocese brother Gaspar Huglara, Dominican monk and doctor Pedro Arbuesa d'Epilu, canon of the metropolitan church.