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Gregory Bull/Associated Press
The offseason gives every MLB club the chance to improve its roster, oftentimes by way of external moves. A key signing or trade can sometimes swing the tide of a division.
The Los Angeles Dodgers acquisition of Mookie Betts helped fuel a championship run after years of near misses. Just one year prior, the Washington Nationals signed left-hander Patrick Corbin, who subsequently provided vital innings in relief while also starting games for a team that defied the odds to win the World Series.
But it can also be every bit as important for teams to