With his latest loss on Thursday, the Kansas City Royals’ Zack Greinke has fallen to 1-7 on the season with a 3.60 ERA.

Greinke, of course, is the reigning American League Cy Young Award winner, having gone 16-8 with a sparkling 2.16 ERA and 242 strikeouts a year ago.

So, is Greinke having the worst follow-up to a Cy Young Award season in baseball history?

Maybe, but at this point, he isn’t close.

One of the major sub-plots of Greinke’s season has been the loss of his catcher from his amazing 2009 season. As we take a look at these Top 20 Worst Cy Young Follow Up Seasons, we’ll also take a look at the catchers involved to determine whether a catcher change was a factor each time.

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