Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Big Baller ( 30 points )	Earn 75,000 points in a single Nazi Zombie game.
Big Brawler ( 30 points )	Get 10 consecutive zombie melee kills before Insta-Kill expires.
Dead Air ( 10 points )	Must have been a wrong number.
Deadhead ( 30 points )	Get 150 zombie headshots in a single game.
Fertilizer Man ( 30 points )	Kill 200 zombies in a single game.
Hammer Time ( 10 points )	Repair 200 window boards in a single game.
It's a Trap! ( 20 points )	Kill at least one zombie with three different traps in a single round.
Perk-a-Holic ( 20 points )	Have all four perks simultaneously active in a game of Nazi Zombies.
Soul Survivor ( 50 points )	Reach round 15 in Nazi Zombies without getting revived.
Weapon of Minor Destruction ( 20 points )	Kill no more than one zombie with a nuke.