Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Be Cool	Starting at Level 03, get the Frozen Pistol Ammo!	40
Fire in the Hole	Starting at Level 04, get the Flamethrower Gas!	40
First Blood	Kill Your First Zombie.	40
Just one more!	If you drink, kill zombies!	40
Kill with Flamethrower	In Level 10, Kill a Zombie with Flamethrower!	40
Kill with Freeze	In Level 08, Kill a Zombie with Freeze!	40
Kill with Hand-Culverin!	In Level 07, Kill a Zombie With your Hand-Culverin!	40
Kill with Machete	In Level 06, Kill a Zombie With your Machete!	40
Kill with Protons	In Level 09, Take a Zombie with Protons, put it in a trap!	40
Love Bite	A little love bite... it hurts a lot!	40
Ratatata	Starting at Level 02, get Hand-Culverin ammo.	40
Reached level 02	Reached level 02.	40
Reached level 03	Reached level 03.	40
Reached level 04	Reached level 04.	40
Reached level 05	Reached level 05.	40
Reached level 06	Reached level 06.	40
Reached level 07	Reached level 07.	40
Reached level 08	Reached level 08.	40
Reached level 09	Reached level 09.	40
Reached level 10	Reached level 10.	40
Start Your Journey	You have started your journey, be brave!	40
The Big Culprit	Defeat the Mad Scientist.	40
To steady the wrist	A small dose of courage to start the day!	40
Who's you gonna call?	Starting at Level 05, get Protons ammo!	40
You returned!	You're back in the game and that deserves a celebration!	40