Please give some advice on this list as I am playing tommorrow against Tau
HQ Chaos Lord with PF and Kai Gun,Frag Grenade,D Aura
Elite 2 Oblitorators(1Squad)
Troops -- Squad 1 8CSM with HBolter and Plasma Gun ,MU,Bolters *6
Troops -- Squad 2 8CSM with HBolter and Plasma Gun ,MU,Bolters *6
Troops -- Squad 3 8CSM with 2 Flamers 6* Bolt Pistols & CC,MU
Heavy --- Squad 4 6CSM with 2ML 2LC 2 CSM with Bolters
Heavy----Predetor Tank LC and LC Sponsons with smoke Launchers
Total 1000 pts