Fifth, he's not exactly an oil painting. That may sound harsh but there's something endearing about Costa's weathered, beaten-up look. If you had to go into battle with a footballer, Diego Costa is a man you'd want by your side. And he won't back down. He almost came to blows with Liverpool's Jordan Henderson in the Anfield tunnel in the first leg of the semi-final, and seemed to be engaged in a running battle with half the Liverpool team in the second.