Fortunately Abramo did not make his mind-control defenses a single point of failure.
When he was a child the Aiello were still doing more-Catholic-than-the-Pope protective coloration in public. All heresy, of course, but a skillfully constructed one, as it had to be to last for two thousand years; and their central prayer is, actually, rather good.
"Non ci indurre in tentazione, ma liberaci dal male," he whispers, as he releases the spell. Presumably the Name created this world along with the other one, with all its magic and miracles, and will not mind being reminded of the purpose of the spell He created.
Mass Protection from Evil.