They may have won their second World Series in three years, but that doesn't absolve the San Francisco Giants of roster insecurities heading into 2013.
With no big splashes in free agency or any blue-chip prospects coming up through the minor leagues, the team will rely largely on holdovers to either sustain a high level of play or improve down the years.
The Giants have plenty of players who fit into one category or the other. So if all breaks well for them, they could have a super-team. But if some of their star players falter and others fail to regain their old form, 2013 could be a disappointing year in San Francisco.
Here are the make-or-break players for 2013: