Father Cornello is a minor antagonist in the anime series, Fullmetal Alchemist: Brotherhood. A corrupted priest and a self-proclaimed, "Messenger of God", Father Cornello marks his debut appearance in Non-Disney Villains Tournament, though not being portrayed physically.
Non-Disney Villains Tournament
Prior to the events of the war, Cornello joins officially the Iscariot, a group of radical Catholic priests, intent upon global domination. In the present time, the shape-shifter, Homunculus, Envy, takes the form of Father Cornello in order to trick the Iscariot and lure the Iscariot's ally, Charles zi Britannia into their trap. For the character's bio, see here.