"Ahh, Jesus, I like him very much, but He no help with curveball." - Serrano. "Are you trying to say Jesus Christ can't hit a curveball?" - Harris in Major League (1989)
I definitely wouldn't argue against Owings with his track record at the plate in the big leagues.
I dont know if Leake could win a Cy Young but I also have a hard time seeing him being a failed major league pitcher. Both are possible but the chances seem limited to me on both.