The lights shine brighter during the MLB postseason, which can sometimes expose a fatal flaw.
Whether it's a weak spot in the lineup, a struggling starter or a leaky bullpen, everything is amplified in October, when every out is an all-out battle.
The Boston Red Sox, Houston Astros, Los Angeles Dodgers and Milwaukee Brewers are the four teams left standing as the ALCS and NLCS are set to begin.
Those four teams combined to win 399 games during the regular season, but they aren't without out potentially fatal flaws.
Below is a look at two notable areas that could derail each of the four remaining contenders in their quest for a World Series title.