The Dark Lord's Guide to Employment at Hogwarts

The young biologist Levitra accidentally traveled to the world of Harry Potter and came to the era of Grindelwald, and his physical age unexpectedly changed back to eleven years old.
"Ding! The host is being bound to the merit system. You only need to do good deeds and accumulate merit points to redeem rewards! In addition, as long as the host finally achieves the Dark Lord achievement, he can become a god right away."
Li Weide: ? ?
A few years later...
Dumbledore: He is a great man. In this era, not many people are willing to sacrifice their own interests in order to help others.
Grindelwald: Nonsense! Although this guy is young, he will do anything to achieve his goal. He is clearly one of my generation!
Newt: That young man looks more ferocious than a raging fire dragon, but... why is Qilin so close to him?
Tom: Who let you be the Dark Lord like this? Sometimes I want to call you a saint!
Li Weide: Saint? You have no nose, you are so rude!