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Here are the owners of the four lowest ERAs in the major leagues: Paul Maholm, Jake Westbrook, Clay Buchholz, and Carlos Villanueva. Obviously, they are going to give up runs at rate higher than that in which they have done so to this point. But which ones are going to do so at a rate acceptable enough to continue to roster them? And which ones are going to give up too many runs to keep?
Paul Maholm | Atlanta Braves | 100% owned | ERA: 0.00
This is a guy you should hold on to. He has had ERAs of 3.66 and 3.67 in the last two years and has seen his underlying skills improve. His strikeout rate increased last year and is up even more so far this year. Likewise, his walk rate improved and has continued to do so this season.
The improvement is likely the result of a shift in his approach. Prior to his emergence as a sub-4.00 ERA pitcher, Maholm was trying to be a heavy sinkerball pitcher. He threw that pitch 42% of the time in 2010. But si...