Hogwarts' Time Traveler

The story begins. lan thought he was just a young wizard with a bit of talent (cheat code), who could grow stronger through hard work. However. As the story progressed. He gradually began to realize. That the teachers he had been following to learn magic were either once-renowned powerhouses or characters mentioned in various legendary tales. "Standing before you is the noble envoy of the Misty lllusion, the common spokesperson of the ancient deceased, and the designated successor of the Hogwarts founders!" "What? The noseless freak wants to cause trouble? He must not have heard of my original spells, which are even recorded on the Famous Wizards and Witches Chocolate Frog Cards!" ...