Hogwarts: The understanding is incredible, starting from the squib

After traveling through time, Kern found that he had become a distant relative of Filch, but he was also a squib.

After awakening to his heaven-defying enlightenment, he began to look for a way to become a wizard.

[Watch the Phoenix Nirvana and create your own rebirth spell]

[Watch Animagus, self-created blood transformation technique]

[Watch Avada's Kedavra, develop the Kedavra counter-spell, and deduce the Resurrection Curse]