Castellanos got a cup of coffee in the big leagues last year , but his 18 plate appearances do n't tell us much .
With the Tigers trade of Prince Fielder to the Rangers , Castellanos will be the Tigers starting third baseman on Opening Day this season .
third baseman got a cup of coffee in the big leagues last year , but Castellanos ' 18 plate appearances do n't tell us much .
With the Tigers trade of Prince Fielder to the Rangers , Castellanos will be the Tigers starting third baseman on Opening Day this season .