Sooooo.... Going to bring this to a tourney i think.. Any Suggestions?

Chaos Sorcerer - 155
Mark of Slaanesh
Lash of Submission
Bike

Khorne Zerkers x8 - 243
Skull Champion Upgrade
Power Fist
Rhino

Plague Marine x7 - 226
Plasma Gun x2
Rhino

Obliterator x2 - 150
Obliterator x2 - 150
Obliterator x1 - 75

TOTAL - 999