Hermione could be a potential savior. She's smart and resourceful. She might figure out where Lockhart has taken Harry by using her vast knowledge of magic and Hogwarts' secrets.
Dumbledore is a very likely savior. He has great power and wisdom. He might sense something is wrong through his magic. He could then use his influence and magic to find Lockhart's hiding place and rescue Harry. He might also use this as an opportunity to teach Lockhart a lesson about the consequences of his actions.
Dumbledore could be a savior in this fanfiction. He has the power and the wisdom to step in and help Harry. He might have been waiting for the right moment to remove Harry from the Dursleys' influence. Also, there could be a new character, like an old and powerful wizard who has been in hiding but senses Harry's distress and comes to his aid. This wizard could have some unique magical abilities that can protect Harry and help him grow into a powerful wizard himself.
There could be a new character, a powerful and kind - hearted witch or wizard who has a premonition about Harry's future. They might decide to step in and save him from the Dursleys. This new character could bring a fresh perspective and new magical abilities to the story as they rescue Harry and take him under their wing.
Perhaps an older teacher or coach who has always had an eye on Kuroko's potential could step in as a savior. They could see the signs of bullying and use their authority to punish the bullies and provide support and guidance to Kuroko, helping him to grow stronger both on and off the court.
Harry and Ron are the most obvious choices. They've always been there for Hermione in the original series, so it would make sense for them to be the ones to find her and try to save her life. They would use their combined magical skills and knowledge to fight off any remaining threats and get her to safety.
A new student in the school could be the one to save Sakura. This new student might have had similar experiences in their previous school and decides to take a stand against the bullies when they see Sakura being harassed.
A wandering samurai could be his savior. This samurai, having a strong sense of justice, stumbles upon the baby Naruto. He takes Naruto under his wing and teaches him swordsmanship and a different code of honor. Naruto grows up with a unique set of skills and a different perspective on life compared to if he had been raised in the village.
His friends from Camp Half - Blood, like Annabeth, Grover, and Tyson, could be the potential saviors. They have always been by his side and would do anything to rescue him.
In the 'Lockhart Kidnaps Harry Fanfiction', it could be that Lockhart is being controlled by a dark force without his knowledge. This dark force wants Harry for some evil purpose, like using his connection to Voldemort to resurrect the Dark Lord. Lockhart, being the vain and easily manipulated character he is, is just a tool in this scheme. He might initially think he's in control, but as the story progresses, he realizes he's in way over his head.
Alice could be a crucial hero. Her ability to see the future could help in planning the rescue. She could foresee any traps or ambushes set by Aro and guide the others to avoid them. Also, her friendship with Bella would make her determined to save her from Aro's clutches.
It could be an estranged family member with a grudge. Perhaps a relative who feels wronged by Marco's family and decides to take revenge by kidnapping Marco. Or it could be a deranged fan who has an unhealthy obsession with Marco and wants to keep him all to himself.