If you have a more specific question or need:
Unlike Goku, who grew up with a kind heart, these brothers represent the "bad" side of the Saiyan race—driven by revenge against their own kind and a desire to prove their superiority. bad brother saga link
So, what drives a person to become the "bad brother"? Research suggests that a combination of factors, including genetics, environment, and family dynamics, can contribute to the development of problematic behavior in siblings. For instance: If you have a more specific question or