He complicated things when, in Oakland, he left a game with a strained right calf – the latest in a string of ailments. Some questioned whether he would’ve made the playoff roster even if he was healthy, but that’s probably silly. He still is a very capable hitter, one still with home-run pop and a tendency to work over a pitcher. If doctors give the go-ahead, Guillen’s switch-hitting bat likely would be welcome, off the bench. And if it turns out a game or two in that he’s not healthy, the Tigers could add a replacement.