Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
BFG (50 points)	50 enemy cars are killed in a round (Single player) .
Bone Wagon (20 points)	Destroyed 50 enemy cars while playing the game (Single player).
Destroyer (40 points)	Destroyed 150 enemy cars while playing the game (Single player).
Fearbringer (40 points)	Destroyed 250 traffic cars (Single player).
Juggernaut (50 points)	Destroyed 300 enemy cars while playing the game (Single player).
Maxim (20 points)	15 enemy cars are killed in a round (Single player).
Mega Combo (50 points)	Destroy 4 vehicles in a row (Single player).
Most Wanted (50 points)	Destroyed 200 police cars (Single player).
Multi Combo (40 points)	Destroy 3 vehicles in a row (Single player).
Primary Suspect (40 points)	Destroyed 100 police cars (Single player).
Single Combo (20 points)	Destroy 2 vehicles in a row (Single player).
Traffic jams (20 points)	Destroyed 100 traffic cars (Single player).
Under Supervision (20 points)	Destroyed 50 police cars (Single player).
Vulcan (40 points)	30 enemy cars are killed in a round (Single player) .
Widowmaker (50 points)	Destroyed 500 traffic cars (Single player).