What makes a magician's return special in manga?

The unique concept of the protagonist eating books for power makes it special.

Yes, it is. What makes it special is its unique take on the Dark Magician character. Usually seen as a villain - ish or at least a mysterious figure, making it a hero gives a fresh perspective. It can bring in new storylines and character developments that are quite exciting.

A returner's magic might be special due to its origin or the way it evolves over the story. Maybe it has a connection to some ancient force or grants extraordinary skills that no one else possesses.

The returner's magic is special because it often brings unique powers or abilities that set the character apart from others.

The returner's magic is special because it often brings unique powers and abilities that set the character apart from others.

The specialness of a returner's magic in manga often lies in its unique abilities or powers that set the character apart.

Often, a returner's magic is special because it brings a fresh perspective. Maybe it allows them to see things others can't or gives them an edge in battles. Also, it might have a mysterious origin that adds to the intrigue.

The magic might be special due to its unique powers or the way it's used by the character. Maybe it has rare abilities that others don't have.

Well, a returner's magic is special in the manga as it might involve elements like rare skills, hidden powers, or the ability to overcome significant challenges in unconventional ways. These aspects make it stand out and drive the plot forward.

The returner's magic is special because it often brings unique powers and abilities that set the character apart.