The reason why Lan Xuanyu became stronger wasn't just because of his bloodline but also because of his personality. Lan Xuanyu was the main character in " Battle Through the Heavens ". He had a powerful bloodline talent, but his father left him when he was young, making him feel lonely and disappointed. This made Lan Xuanyu introverted, unsociable, and not good at communicating with others. However, he had a strong will and perseverance, and he continued to train hard to improve his strength. Lan Xuanyu's personality also made him better at getting along with others. He was good at listening to other people's opinions, understanding their needs, and was able to build deep friendships with different people. The accumulation of these experiences and interpersonal relationships allowed him to be more proficient in the process of cultivation and better master combat techniques and strategies. Thus, Lan Xuanyu became stronger not only because of his bloodline but also because of his personality. His personality and experiences helped him grow into a stronger and more influential person.