For more about Kris Medlen, who makes his MLB debut against the Rockies this evening, check out this article from Baseball Intellect.
The lineup I think speaks for itself, the only saving grace is that the hitters being used do seem to be at least close to their most efficient order. We will see if Hurdle's faith in Atkins and Barmes and Spilly as starters will pay off and start saving his employment.
Go Rockies!