Recommend some good James Potter OC Black fanfic.

There's also 'James Potter and the New Order'. In this fanfic, the OC is a powerful witch who joins James in his fight against the dark forces. The author does a wonderful job of building the magical world and making the OC fit right in. It's really engaging.

One common theme is family loyalty. Since the OC is from the Black family, there's often a struggle between loyalty to the family's traditional values and the new path with James Potter. For instance, the Black family's pure - blood ideals might conflict with James Potter's more inclusive views.

One great James Potter x OC fanfic is 'The Unseen Bond'. It delves into the relationship between James and an original character in a really engaging way. The OC has a unique backstory that ties in well with the Potterverse lore. Another one to check out is 'A New Star in Gryffindor'. It shows how the OC navigates the world of Hogwarts while falling for James Potter. It has some really cute and heartwarming moments.

One great 'Sirius Black James Potter' fanfic is 'The Marauders' Era' on Fanfiction.net. It really delves into their friendship and the adventures they had at Hogwarts. The characters are well - portrayed and it stays true to the essence of the Marauders' time.

One great 'sirius black and james potter fanfic' is 'The Marauders' Era Tales'. It delves deep into their friendship and adventures at Hogwarts. The author really captures their personalities well, from James' bravado to Sirius' rebellious nature.

There's a fanfic called 'Sirius and James: Unbreakable'. It shows their relationship from their early days at Hogwarts. They start as two carefree boys and as the story progresses, you see how they grow together. It also includes their interactions with Remus and Peter. Another fanfic to check out is 'James Potter's True Friend: Sirius Black'. This one highlights the trust and understanding between them, and how they were always there for one another, whether it was facing a bully or dealing with the challenges of magic studies.

There's 'The Unlikely Bond'. This fanfiction focuses on how James Potter and Narcissa Black form an unexpected friendship. It's really interesting as it shows them gradually getting to know each other beyond their respective houses and family reputations. The story has some great dialogue that really brings their characters to life.

Well, 'Harry Potter and the Black Legacy' is a fanfic you might like. It focuses on how Harry's Black heritage influences his journey at Hogwarts. There are some cool new characters introduced that are related to the Black family, and the plot twists are quite engaging.

One great piece of James Potter and OC fanfiction is 'The Unseen Bond'. It delves deep into the relationship between James and an original character, exploring how she fits into the wizarding world of Hogwarts. The story has great character development and a really engaging plot that keeps you hooked from start to finish.

One great fanfic could be 'A Father's Legacy'. It delves into James Potter's relationship with Harry through a series of magical adventures. Another is 'James and Harry: Unseen Bonds' which focuses on how James's spirit influences Harry's journey at Hogwarts. There's also 'The Potter Connection' that shows their relationship in an alternate universe where they can interact more directly.