Perhaps in the Naruto universe, there could be a rogue ninja who sees Sally as a threat to the ninja world's order. He might think that her presence and her relationship with Naruto could lead to unwanted changes. So, he tries to separate them by any means necessary, like kidnapping Sally or spreading false rumors about her.
It could be someone from Sally's world who doesn't want her to be with Naruto. Maybe a jealous ex - boyfriend or a family member who has strict ideas about who Sally should marry. This person could try to disrupt their relationship by creating misunderstandings between them.
In a 'naruto marries sally fanfic', perhaps there's a magical event that links their two worlds. Sally might be a mage from another dimension where she accidentally casts a spell that transports her to Naruto's world. Naruto is instantly intrigued by this strange girl. They start training together, and as they face challenges side by side, they fall in love. The story could end with a grand wedding where Naruto wears traditional Japanese wedding attire and Sally wears something from her own culture.
Obviously, Naruto and Sally are the main characters. Naruto, the well - known ninja from the Hidden Leaf Village, with his orange jumpsuit and powerful jutsu. And Sally, who could be a character with her own unique traits, perhaps she's really smart or has some special ability that makes her an interesting counterpart to Naruto.
The main characters are Naruto and Sally Jackson. Naruto is known for his determination and powerful ninja techniques. Sally Jackson, on the other hand, is likely to have her own unique abilities related to her story's context. They are the central figures around which the fanfic's story would revolve.
A powerful rogue ninja who has discovered a way to control digital creatures could be the main antagonist. This ninja might see Impmon as a key to unlocking even greater power and would stop at nothing to capture him. He could use his knowledge of ninjutsu and his new - found ability to manipulate digital entities to create chaos in both the ninja world and potentially the digital world if he were to gain access to it through Impmon.
It could be a rogue ninja who has mastered parkour to an extreme level. He uses his skills to steal important ninja artifacts and Naruto has to stop him. This antagonist would be very fast and agile, making it difficult for Naruto to catch him using normal ninja techniques.
Orochimaru could be a great antagonist. He might want to use Shenron's power for his own dark experiments. He could try to steal the dragon balls and manipulate the wishes to gain immortality or create an army of powerful, immortal ninja.
It could be someone from Miku's world who follows her into the Naruto universe and has evil intentions. Maybe a jealous rival who wants to stop Miku from becoming popular in the new world.
It could be a rogue ninja who wants to use the mummy's power for evil. He might have discovered some ancient scrolls that told him about the mummy's potential and is now trying to awaken it fully and control it to take over the ninja world.
It could be Orochimaru. He has always been interested in the power of the dead and bringing back the strong. He might have found a way to reanimate Naruto for his own evil purposes, like using Naruto's power to take over the ninja world.
A mysterious figure within Konoha who has a hidden agenda. This person doesn't like the idea of Naruto breaking the norms and wearing a dress. They secretly manipulate events to make Naruto's life difficult while he's in the dress. For example, they might arrange for Naruto to be in situations where his dress - wearing causes maximum embarrassment, all in an attempt to make him conform to the traditional ways.