Tyranids Vs Tau

By TheGraveMind So the week before the new codex came out, I got a game in against tyranids with my tau. I talked to one of the other premier Tyranid tournament players and we set up a game. I hadn't faced him running his Nids before, and as a Nid player gone Tau, I wanted to see how I could handle it. We both declined the relic, and instead rolled up emperor's will, with dawn of war. We