Phil Humber, pitcher
Photograph By Otto Greule Jr/Getty Images
Rise: After six nondescript seasons with four MLB teams, he pitched a perfect game for the White Sox on April 21, 2012.
Fall: He finished the 2012 season 5-5 with a 6.44 ERA, putting his career stats (prior to 2013) at 16-18 with a 4.76 ERA.
The latest: He signed with the Houston Astros in the winter and started the 2013 season with an 0-5 record and 7.99 ERA.