By Walter Sánchez Silva, ACI Prensa - Father Cristian Meriggi, an exorcist priest of the Archdiocese of Florence, Italy, shared the five spiritual weapons he uses and recommends to combat the devil and his influence... Meriggi, an exorcist for almost 20 years and a priest for 27.. (said) In his text, the priest thanked his mentor, Father Mario Boretti; Father Francesco Bamonte, vice president of the IAE; and Father Gabriele Amorth, a famous exorcist of the Diocese of Rome and co-founder of the IAE. Amorth, who died in 2016, performed tens of thousands of exorcisms during his lifetime.