Hogwarts: Me? Fight Voldemort?

"He improved magic, invented potions, and made remarkable achievements in alchemical research."
Because of that damned power struggle, the world only knows the name of me, the Dark Lord, but ignores how many people I have saved!
The problem isn't my magic; the problem is the prejudice in people's hearts.
……
The Daily Prophet's feature interview with Jimmy Blaine sparked a wave of criticism upon its release.
[Contains elements of oppression and transformation (not the main character); please do not read if you mind.]