And Seth, 31, is used to competing against Steph, 34, dating all the way back to their childhood. In fact, Seth said, he feels like competition with his brother growing up gave him an advantage in becoming the player he is today. “Being a younger brother gave me another leg up and an edge to get to where I am today,” he said. “I always had somebody that I was chasing to be as good as or better than in literally everything, not only just basketball.”