What could be the plot of 'Harry Potter a new robin fanfiction'?

Maybe it's a group of fans who collaborate on writing this 'Harry Potter a new robin fanfiction'. Each member could bring their own ideas about Robin, like one person coming up with Robin's backstory, another deciding on Robin's magical abilities, and together they create a story that combines all of their creative thoughts.

It could be about Harry getting a new chance to save Sirius. Maybe in this fanfiction, the events at the Ministry of Magic unfold differently. Instead of Sirius being killed by Bellatrix, a time - turner - like device gives Harry a new opportunity to prevent his godfather's death. He could use new spells or strategies he didn't think of before.

One possible plot could be that Harry Potter, on a secret mission for the Ministry of Magic, travels to New York. There he discovers a hidden magical community that has its own unique set of spells and traditions. He teams up with local wizards to fight a dark force that is threatening to expose the wizarding world to the muggles of New York.

Maybe Harry Potter has to use his magic to fight against the apocalyptic disasters like hordes of dark creatures or a spreading deadly magic. He could gather his friends and allies from Hogwarts and the wizarding world to try and stop the end of the world.

Maybe Harry discovers a new magic that was long forgotten. For example, he might find a spell book in the Forbidden Forest that leads him on this new path of magic exploration.

In this fanfiction, Harry could be on a quest related to some ancient magic that is tied to New Orleans. He may end up getting involved with the local magical community's power struggles. For example, there could be a fight over a powerful voodoo talisman, and Harry's skills from his Hogwarts days come in handy to help resolve the situation. Also, he might start to learn about the unique magical creatures that are native to the area.

One possible interesting plot could be Harry finding a new magical dimension where the rules of magic are completely different. For example, instead of using wands, magic is controlled by thoughts alone. He has to learn these new ways quickly to face a dark threat that exists in this dimension which is planning to invade the wizarding world he knows.

Maybe the new staff has some special powers. It could be that the staff was given to Harry by a mysterious figure, and it helps him in a new adventure against a new dark force.

He could start attending a new magic school in New York. This school might have different teaching methods and a unique curriculum. For example, they could focus more on urban magic or how to blend magic with the modern city environment. And he'd have to make new friends and deal with new rivalries among students.

Maybe it could be about Harry's son Albus Severus having his own adventures at Hogwarts, facing new dark threats that are trying to rise again. He could discover some long - forgotten magic that his father never knew.