One possible plot could be that they meet during a universal tournament. They start off as opponents but soon realize they have more in common than they thought. They end up joining forces to take on stronger foes.
In this fanfiction, Broly and Kale might initially have a battle. Given Broly's immense power and Kale's Berserker form, the fight could be intense. But then, they could realize they are both Saiyans and have a mutual understanding. They might start to train together to control their power better.
One possible plotline is that Broly mistakes Kale for an enemy at first. But when he realizes she's also a Saiyan, he holds back. They then start to compare their power levels. Another could be that they are both sent on a mission together by some higher - up Saiyan authority. On the mission, they face various challenges and come to respect each other's abilities.
Sure, there are quite a few. In many of these fanfictions, the authors play with the power levels and personalities of Kale and Broly. They might have Kale being initially intimidated by Broly's raw power, or Broly being curious about Kale's unique transformation. Some stories might even delve into their backstories and how those could influence their interaction when they meet. It's always exciting to explore these different interpretations in fanfiction.
A common theme is power growth. Fans like to explore how Broly and Kale can increase their power levels together. For example, they might train in unique ways.
One possible plot could be that Goku and Kale are forced to team up during a universal threat. They start off not getting along due to Kale's shyness and Goku's carefree nature. But as they face challenges together, they gradually learn to understand and respect each other. For example, Goku could teach Kale some new fighting techniques, and Kale could show Goku a different way of approaching battles with her unique Saiyan powers.
One possible plot could be that Naruto is somehow given Broly's power. He then has to deal with the new - found, almost uncontrollable power within him while still trying to protect his village. His friends might be scared of him at first because of the sudden change, but Naruto has to prove that he's still the same person inside.
A plotline could involve Broly being sent to Kale's universe by some sort of interdimensional rift. Kale initially sees him as a threat and attacks. But as the fight progresses, they start to understand each other's power and motives. Or perhaps a fanfic could have a story where both Broly and Kale are training on the same planet. Their training methods clash, leading to a fight where they both learn from each other and grow stronger in the process.
One common theme is power. Since both Broly and Kale have incredible power, many fanfics explore how they control it, train to improve it, or use it to protect their race.
One popular Broly and Kale fanfic is 'The Saiyan Bond' which explores their relationship in a unique way. It shows how they might train together and overcome challenges side by side.
Maybe Kale is sent on a mission to Earth and Goku is the one who helps her adapt. They start training together and during the training sessions, they discover they have a lot in common. Their shared love for fighting and getting stronger becomes the foundation of their romantic relationship.