Braun traveled to the world of Harry Potter, and was about to be eaten by werewolves at the beginning?
Fortunately, at this time, the sign-in system is credited.
“Ding! You signed in at the wolf’s lair and got [Eternal Mangekyu Sharingan]!”
“Ding! You signed in at the Leaky Cauldron and got [Dark Fruit]!”
“Ding! You signed in at Hogwarts…”
When the wizards found the blood-red eyes in the darkness, they were all frightened.
Dumbledore: “There is no one better suited to be Minister of Magic than Braun!”
Voldemort: “He’s the Dark Lord, darker than me!!”