There could be many interesting fanfiction ideas around Itachi being a teacher at Beacon Academy. Maybe he'd teach combat skills with his unique ninja abilities. He might be a very strict yet fair teacher, demanding high standards from his students.
In many of these fanfictions, a major theme is the transfer of knowledge. Itachi, being a highly skilled ninja, passes on his unique skills and wisdom to Sakura. Also, there is often the theme of redemption. Itachi, with his past, may find some form of redemption in teaching Sakura and guiding her to be a better ninja. Additionally, the theme of respect and admiration develops as Sakura looks up to Itachi as her teacher.
The plot might start with Itachi's arrival at Beacon Academy, which causes a stir among the students and faculty. He begins teaching a class on advanced combat techniques. As the story progresses, he discovers a plot within the academy that threatens its existence. He then uses his skills and the help of his students, whom he has trained well, to thwart the evil plan. Throughout the fanfiction, his own character arc could involve him coming to terms with his past and finding a new purpose in teaching these young students.
One popular Itachi and Sakura teacher fanfiction is 'The Unlikely Bond'. It focuses on how Itachi, as a teacher, helps Sakura discover new aspects of her ninja skills. Another one could be 'Teacher's Guidance' where Itachi's wisdom as a teacher influences Sakura's growth in a unique way.
In Itachi yaoi fanfiction, Itachi is often depicted as a complex and mysterious character. He is usually highly intelligent and powerful, which makes him an alluring figure in romantic or relationship - based stories. His loyalty, whether it be to his family, his village, or his love interest in the yaoi context, is also a common characteristic explored.
He would likely be adapted as a very powerful and mysterious character. His skills in the Naruto universe would translate into some sort of special magical abilities in the Harry Potter world. For example, his Sharingan could be like a super - powerful magical eye that gives him unique insights.
Sasuke is often paired with Itachi in these fanfictions. Since they are brothers, when Itachi time - travels, his interactions with Sasuke are crucial. Sasuke might be at a different stage in his life, and Itachi could try to influence his development. Another common character is Naruto. Naruto's ideals of friendship and peace could contrast with Itachi's more complex and tragic view. Their interactions could lead to interesting plot developments.
Sasuke is often paired with Itachi in these fanfictions. Their complex relationship from the original Naruto series can be explored in new ways in another world. For example, they might be on a mission together in a world full of unknown dangers. Another popular character to be paired with Itachi is Naruto. Their different outlooks on life and friendship can create interesting dynamics, especially when they are in a strange new world where they have to rely on each other more than ever. Shisui could also be paired with Itachi. Since they were friends in the original story, in the fanfiction, they could be reunited in another world and face challenges together, perhaps against a new and powerful enemy.
Well, there might be characters from their clan. Since Itachi is from the Uchiha clan, other Uchiha members could play significant roles. They could be elders or other young Uchiha who are involved in the clan's affairs and in turn, affect Itachi and Izumi's story.
Itachi would probably be very calm and composed. He might see Sarada as a symbol of the new generation of ninjas in the village. He could be gentle with her, perhaps sensing her potential and her desire to grow as a ninja.