Escalation League Tourny Match Part 1 C+C Please

HQ [1]
Warboss Warbike, Power Klaw, TwlDakka, Atk Sqg, 140

Troop [30]
Boyz Choppa + slugga, [Ork]
Boyz Nob Power Klaw, Slugga, Bosspole 220

Troop [30]
Boyz Choppa + slugga, [Ork]
Boyz Nob Power Klaw, Slugga, Bosspole 220

Troop [20]
Boyz Choppa + slugga, [Ork]
Boyz Nob Power Klaw, Slugga, Bosspole 170

Hvy Support
Battlewagon 3x Big Shoota, Armour Plating, Red Paint Job 135

Hvy Support
Looted Wagon Boom Gun, Hard Case 115

Since I have only played my army once any C AND C is Welcome.
Was thinking of Taking A nob Biker squad with a few pk in it but still thinking.