Absolution

Summary
Absolution is an ancient and powerful spell created by the Seven Sorcerers during the time of universe's creation. The sole purpose of this spell is to purge evil or absolve darkness, but it can be modified to purge other things like magical power, inner demons, or even a piece of a person's being. The spell has been used many times throughout the course of history and many have used it to purge either others or themselves of dark things.

Variations
Absolution of Self: this version of the spell is able to purge a being of a piece of themselves. For example: it can remove the darkness within a being or an aspect like gender or hair color.

Absolution of Magic: this version can remove the magical energy of a person or object and, with further modifications, can strip the person of their ability to use magic forever.

Absolution of Mind: this variation can remove memories and knowledge from a person's mind. it can even remove the person's ability to receive new information.

Users
Dante: Dante has used this spell on a few occasions, mostly to extract information from another being or remove their powers.

Twilight: she attempted to use the spell on Dante to remove his ability to use magic, but she couldn't use it in time.

The Sorcerers: the sorcerers used this spell to purge any remaining void from the universe and from themselves.