He always has a few statues along with his army. I'm assuming you want him to develop Destroyer form, as an anti-air measure? My Tauren aren't going to do anything versus air. Normally, my favorite setup includes: 2-3 Heroes / A few Grunts(Taurens late-game) / A lot of Headhunters/Berserkers / A group of casters.

Problem is, we either win or lose as a result of our beginning rush.