One idea could be that the reborn character has to deal with the Hulk's uncontrollable rage in a new way. Maybe they have some special ability from their rebirth that can calm the Hulk down. For example, they can communicate with the Hulk on a deeper level, like understanding his fears that fuel the rage. Another plot idea is that the reborn character uses the Hulk's strength to protect a world that is different from the original Hulk's universe. They might face new enemies and challenges that require both the Hulk's brute force and the character's unique knowledge from their past life.
Perhaps the reborn as Hulk has memories of his previous life as a normal human. He could struggle with the idea of being this huge, green, rage - filled monster. He might try to find a way to live a normal life while also having to deal with the threats that come his way because of the Hulk's presence. He could also have a love interest who is either scared of the Hulk or tries to help him accept his new identity.
A cool plot could be the reborn character trying to find a cure for the Hulk's condition while still being able to use his power when necessary. They could search for ancient artifacts or knowledge that might help. Also, the reborn character could form an unlikely alliance with other superheroes or anti - heroes who are initially skeptical of the Hulk. This would lead to some interesting character dynamics and story developments.
A plot could revolve around a scientific experiment gone wrong that affects only them. They start to lose control of their powers in different ways. Hulk might become too calm and lose his rage - fueled strength, while She - Hulk might turn into her human form at the wrong times. They have to work together to reverse the effects of the experiment, all while dealing with the problems that come with their power - changing states.
One idea could be that they team up to face a new super - villain who is immune to normal Hulk - like strength. So, they have to combine their smarts and unique Hulk - related abilities in a new way. Another could be a story where they explore their family connection in a more in - depth way, like dealing with the implications of being related Hulks in a world that still doesn't fully understand them.
Another plot could be that Tony creates a device that can transfer intelligence. He accidentally transfers some of his own intelligence into Hulk. This causes Hulk to become more intelligent and he starts to question his own existence and role in the world. Together, they embark on a journey to find a way to reverse the process while also learning a great deal about each other.
One idea could be that the Hulk somehow gets transported to the wizarding world. He might be initially seen as a dangerous creature, but then the Hogwarts students discover his good side and he helps them fight against a new dark wizard. For example, his super strength could be used to break through dark magic barriers.
One idea could be that She - Hulk and Daredevil team up to take on a powerful new villain in Hell's Kitchen. This villain could have some sort of ability that makes them difficult to detect, which plays to Daredevil's radar - sense and She - Hulk's brute strength.
One idea could be a crossover with Spider - Man. She - Hulk and Spider - Man team up to take on a new villain in New York. Maybe this villain has the ability to manipulate technology and is causing chaos in the city. Another plot could involve a crossover with Doctor Strange. She - Hulk accidentally gets caught in a magical spell and is transported to a different dimension. She has to work with Doctor Strange to find her way back home while also dealing with the threats in that dimension. A third plot could be a crossover with the X - Men. She - Hulk joins forces with the X - Men to protect mutants from a new anti - mutant group that is using dangerous new weapons.
One interesting plot idea could be that Hulk and She - Hulk have to team up to fight a new super - villain who is immune to their individual powers. They must learn to combine their strengths in a new way. Another could be a story where they accidentally swap powers and have to deal with the consequences. For example, She - Hulk might struggle with Hulk's lack of control at times, while Hulk has to adjust to She - Hulk's more refined fighting style.
One idea could be that the Hulk travels back in time to the moment when he first became the Hulk. He could try to prevent it from happening, which would change the entire course of his life and the Avengers. Maybe he teams up with a younger version of Bruce Banner to find a way to control the transformation without the need for the Hulk to exist in such a violent form.
One idea could be that She - Hulk and Daredevil team up to take on a powerful new villain in Hell's Kitchen. The villain could be a corrupt lawyer who uses legal loopholes to get away with crimes, and She - Hulk's legal expertise along with Daredevil's street - fighting skills make them the perfect duo to stop him.
Maybe in the fanfiction, the Hulk's gamma radiation has an unexpected effect on some of the Justice League members. For example, it could give Superman a new vulnerability or temporarily enhance the powers of Flash in a strange way. This leads to a complex situation where they need to both deal with the Hulk and the consequences of this new development.