Can you figure out this second round of baseball before-and-afters?

Baseball history features a number of memorable names. Occasionally, these names can be melded together to make something delightful: Baseball-themed before-and-afters.
What are baseball-themed before-and-afters? The clues below relate to two different Major Leaguers, past or present, and you have to try to name them. Player 1's last name will be the same as Player 2's first name. For example, the last such quiz we did led off with "The former all-time home run king + the all-time rookie home run king." The answer was "Hank Aaron Judge."
Make sense? Good. Let's play: