Many more teams have gotten to the 50-game mark on a 100-win pace than have gone on to win 100 games. How and why they decline says a lot about how to prevent it.
One of Reggie Jackson's best seasons came in Baltimore, and has more or less vanished down the memory hole. There isn't even a baseball card for it. It happened.
During the 1977 Major League Baseball season, New York Yankees manager Billy Martin jumpstarted his struggling team by literally picking his batting order out of a hat.