Complex sentence: One of the tallest players in major league history at and a ten-time All-Star, Johnson was celebrated for having one of the most dominant fastballs in the game; he regularly approached--and occasionally exceeded--during his prime.
Split into simpler sentences: One of the tallest players in major league history at and a ten-time All-Star, Johnson was celebrated for having one of the most dominant fastballs in the game. He regularly approached--and occasionally exceeded--during his prime.