His running away could also have an impact on the village. If he was an important part of the village because of his family, his departure might cause unrest or a power vacuum. People might start to question the stability of his family or the village leadership. And if he gets into trouble while away, it could also bring danger back to the village in some way.
He could become stronger on his own. Away from his family, he'll have to rely solely on himself. This self - reliance might push him to train harder and unlock even more of his 'godlike' powers. For instance, he might find new mentors or training methods that his family would not have allowed.