Sanctus is a member of the Vatican's Gruppo Tre (Group Three), which is a religious special forces team that specializes in the hunting of evil, not only throughout the Earth, but interdimentional worlds as well. Not much is known about him other than the fact that he is extremely skilled in close quarters combat and has an extensive amount of gear which grants him certain abilities which he calls the Halo of Faith. His Armor of Righteousness is a high-impact military grade armor which contains different reliquaries giving him a plethora of various powers which make him extremely dangerous to have to deal with!