Alright, although this isn't my idea I found this idea to be very interesting.
Could perhaps each member of the Order represent a side of Vergil?
With Sanctus representing Vergil's power hungry side, Credo representing Vergil's swordsman skills, Agnus representing Vergil's bookish side, and Nero representing Vergil's desire to protect his loved ones
Could perhaps each member of the Order represent a side of Vergil?
With Sanctus representing Vergil's power hungry side, Credo representing Vergil's swordsman skills, Agnus representing Vergil's bookish side, and Nero representing Vergil's desire to protect his loved ones