There are often themes related to family acceptance too. Given their superhero backgrounds, their families may have certain expectations or concerns about their relationship. Fanfictions might explore how they navigate these family issues while being in love.
You can try websites like Archive of Our Own (AO3). It has a large collection of fanfictions, and you're likely to find some great Superboy and WonderGirl love fanfictions there. Just use the search function and type in their names.
Perhaps in the fanfiction, there's a threat from a powerful villain who uses a mind - controlling device. Superboy and WonderGirl are affected in different ways. As they fight against the control, they discover new aspects of their feelings for each other. WonderGirl realizes that Superboy's vulnerability makes her want to protect him more, and Superboy sees WonderGirl's strength in a new light. This situation could lead to a budding romance.
Superboy could be developed by showing his more human side. For example, in the lemon fanfiction, he could be shown as being nervous around WonderGirl at first. As the story progresses, his confidence grows as he gets closer to her. WonderGirl can be developed by highlighting her intelligence. She could use her wits to solve problems they face together, which makes Superboy admire her even more.
One common theme is power combination. Since Naruto has his chakra - based powers and Superboy has super - strength, speed, etc., fanfictions often explore how these powers can be combined or used in new ways.
A common theme is friendship. Since they are both young heroes, many fanfictions explore how they form a bond and support each other. For example, they might help each other through personal problems or team up against villains who target them specifically.
A common theme is the discovery of his powers. Since he's a baby, he's just starting to figure out what he can do. Another theme is protection. People around him are often trying to protect him from those who might want to harm him because of his powers.
Some fanfictions explore the idea of a power struggle between them. Even though Superman is more experienced, Superboy might have some unique powers or a different way of thinking. This can lead to some interesting conflicts and how they resolve them, while still maintaining their bond as heroes in the DC universe.
Common themes in Tim Drake and Superboy fanfiction include growth. They are both evolving as heroes, and fanfics often show their personal and heroic growth. Adventure is also a big theme. They go on all sorts of adventures, whether it's in Gotham or Metropolis or other places. Also, the theme of identity. They both have complex identities, with Tim being Robin and Superboy having his own set of powers and origin story, and fanfics sometimes dig into how these identities interact.
One common theme is friendship development. They often start as acquaintances or even rivals and then grow to be close friends. Another theme is trust - building. Since they both have their own secrets and insecurities, a lot of fics focus on how they learn to trust each other.
Another theme is the relationship building. Since Lois has a pre - existing relationship with Superman, the fanfictions often explore how she forms a new connection with Superboy. It could be a friendship, a mentorship or even a romantic interest in some cases. For example, in some stories, Lois sees Superboy as a younger version of Superman she can guide, while in others, there's a spark of something more between them.