A common theme is adventure. Since they often go on exciting quests in the original series, fanfics may continue these adventures, exploring new places and facing new enemies. Another theme could be friendship growth, showing how their bond deepens over time.
Batman vs Superman's story involves a complex web of events. There's public pressure, personal vendettas, and a looming threat that forces them to either work together or destroy each other. It's a battle of wills and powers.
Definitely. Batman and Superman have long been featured in DC Comics, and the movie takes inspiration from those comic sources. It incorporates elements and plot points from various comic story arcs.
In this fanfiction, they might have an epic sparring session. Adult Goku could teach Kid Goku some new techniques, like the Instant Transmission. It would be amazing to see how Kid Goku reacts to Goku's Super Saiyan forms.
In this fanfiction scenario, Goku meeting Gine could be really interesting. Gine is Goku's mother, and in a fan - made story, their meeting might involve Gine finally seeing how strong her son has become. Maybe she'd be proud of all his achievements in protecting the Earth and the universe. It could also be a very emotional encounter as Goku has grown up without her presence for most of his life.
A fanfiction might explore the idea of Bardock seeing Goku's life through a time - space rift. He witnesses all of Goku's battles and the friends he makes. Bardock is filled with pride but also realizes that Goku has a different path than the traditional Saiyan way. This makes him question the Saiyan culture he once knew. Meanwhile, Goku starts to have strange dreams about his father, which leads him to search for more about his Saiyan heritage.
In this fanfiction, Goku and Superman might have an epic battle at first. They could test each other's strength and speed. Maybe Goku would start with his Super Saiyan form and Superman would counter with his heat vision and super strength.
Another potential rival could be a young, prodigious martial artist from a new school of martial arts on Earth. This character could be jealous of Goku Jr's fame and constantly try to outdo him in battles and in the eyes of the public. He might use unorthodox techniques that Goku Jr has to quickly figure out how to counter.