A new storyline could be centered around Naruto introducing the concept of chakra to the Spriggan 12 world. This could lead to new forms of magic or power being developed. Also, there could be a plot where Naruto's friends from his own world come looking for him and end up clashing with the Spriggan 12. Or perhaps Naruto discovers a connection between the two worlds that no one else knew about and has to deal with the consequences of that knowledge.
One possible storyline could be Supergirl helping the team face a new and powerful alien threat that is specifically targeting Kryptonians. This would put her in the spotlight and show how she uses her powers to protect Earth and the team.
There are numerous storylines that could come out of Loki joining the Avengers in fanfiction. For instance, Loki could have a redemption arc where he gradually becomes a true hero in the eyes of the Avengers. Or there could be a storyline where Loki's past catches up with him and the Avengers have to decide whether to stand by him or not. Also, a fun storyline could be Loki teaching some of the Avengers his magic tricks, which could lead to some comical and also useful situations in battles. He could also introduce the Avengers to some Asgardian customs and technology that they've never seen before, opening up new possibilities for the team.
One possible storyline could be Naruto using the Sharingan to uncover a hidden conspiracy within the ninja world. He might notice some strange chakra signatures or behavior patterns that others miss. Another storyline could involve Naruto having to master the Sharingan's powers while still maintaining his own unique ninja way. This could lead to some internal struggles as he tries to balance the two. Also, there could be a story where Naruto uses the Sharingan to rescue a kidnapped friend. He could use its genjutsu to deceive the kidnappers and then use its enhanced perception to find his friend's location.
If Naruto joined the Spriggan 12, his powers would be quite a unique addition. Naruto has his chakra and the Nine - Tails' power. His shadow clones could be used for various strategic purposes. For example, he could send a large number of clones to gather information or create distractions while the real Naruto attacks. Also, his Rasengan and other jutsu could be very effective in combat against the enemies of the Spriggan 12. His ability to sense negative emotions might also help in detecting threats before they become obvious.
A new storyline might involve Hermione exploring the secrets of her fathers. She could learn about Sirius' family secrets and Remus' experiences as a werewolf in a more personal way. This could lead to her finding new ways to fight against dark magic, as she combines the Gryffindor courage from Sirius and the Ravenclaw wisdom from Remus. It could also create a lot of drama as she tries to balance her old life with this new revelation of her parentage.
One new storyline could be Hermione's discovery of her true parentage. It would be a huge shock to her and would likely lead to a journey of self - discovery. She might have to come to terms with her new family heritage and how it affects her place in the wizarding world.
One new storyline could be Hermione having to deal with the expectations of her Slytherin family while still being friends with Gryffindors. Another could be her using her Slytherin connections to solve mysteries at Hogwarts in a different way. Maybe she teams up with some Slytherin students to uncover secrets that the Gryffindors wouldn't have access to on their own.
Well, new storylines could involve Goku remembering his past Saiyan life more clearly. He could then search for other remaining Saiyans in the universe. Also, he might use his memory of past battles to teach others better combat skills. For example, he could train the Z - fighters more effectively, leading to them being able to take on stronger foes earlier. And he could also use his memory to uncover some secrets about the Dragon Balls that were forgotten over time.
He might face a lot of challenges at first. People in the new village may be suspicious of him because he's an outsider. But Naruto's determination and his ability to make friends could gradually change their minds.
Well, there could be lots of interesting plots. Maybe Naruto has to balance his relationship and parenting, facing challenges from both.