Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Blood bath (35 points)	Kill 3000 zombies in a single game in Slaughter mode.
Die Zombies, Die! (100 points)	Kill 3000 zombies in a single mission in Story mode.
Hot dog (25 points)	Make a barbecue of 250 zombie dogs in a single slaughter mode match.
I live again! (75 points)	Heal yourself 500 times.
I will be the first someday (50 points)	Kill other racers 10 times in a race event in the Blood Race mode.
Kill with skill (75 points)	Make a 20 000 points combo.
Ram them! (100 points)	Kill 15000 zombies with your car.
The devil told me to do it (40 points)	Destroy 2666 destructibles in Slaughter mode.