Often, Vegeta becomes more in touch with his emotions. He starts to care about things other than just fighting, like his family with Bulma. He may show more love and protectiveness towards her and their child.
Well, it could be a wild plot where Naruto, being Vegeta's brother, might introduce Saiyan powers into the Naruto universe. Maybe Naruto has to deal with the expectations of being a Saiyan while still maintaining his ninja ways.
In many fanfictions, Vegeta starts as an outsider. He's a Saiyan in a world full of mages. His initial development is about adapting. He has to learn the rules of the Fairy Tail world. For instance, he might not understand the concept of magic guilds at first. As he spends more time there, he becomes more open - minded. He starts to see the value in the friendships and teamwork that are so important in Fairy Tail.
If Naruto was Vegeta's brother in this fanfiction, Goku would probably be quite curious. He might see Naruto as a different kind of Saiyan. And Naruto's friends in the ninja world would be really confused at first. They'd be like, 'Who are these Saiyans and why is Naruto related to them?'
Di Renjie had siblings. Di Renjie had an elder brother whose name was not mentioned. In addition, Di Renjie's father, Di Zhixun, had four other sons: Di Renzhen, Di Renjie, Di Renge, and Di Renju. However, specific information about whether these siblings had served as officials was not found in the search results provided. Therefore, Di Renjie had siblings, but their specific backgrounds and positions needed further research.
In certain comic arcs, the Joker is shown to have a brother. But it's not a common or consistent aspect across all Joker-related comics. Sometimes it depends on the specific writer's creative choices.