Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
BBQ Party	Killed fifty enemies with the flamethrower on the last floor unlocked in Zero Tolerance.	30
Big Iron	Completed a level only using the handgun in Zero Tolerance.	90
Business Plan	Killed fifty enemies with the handgun on the last floor unlocked in Zero Tolerance.	30
Crab Party	Completed the fourth floor in Zero Tolerance.	90
Crispy Crabs	Killed 25 enemies with the flamethrower on the last floor unlocked in Zero Tolerance.	15
Deja Vu	Completed the third floor in Zero Tolerance.	45
Economic	Killed 25 enemies with the handgun on the last floor unlocked in Zero Tolerance.	15
Flames of Passion	Killed hundred enemies with the flamethrower on the last floor unlocked in Zero Tolerance.	90
Full time job	Completed the 2nd floor in Zero Tolerance.	25
Healthier Every Day	Passed the level with at least ninety health points in Zero Tolerance Underground.	30
I'm okay, I think	Passed a level with less than thirty health points in Zero Tolerance Underground.	15
Raise Your Fists!	Killed ten enemies consecutive with the punch on the last floor unlocked in Zero Tolerance.	90
Rock 'n' Load	Had a shotgun filled with ammo in Zero Tolerance.	30
Rush A	Killed 25 enemies with the shotgun on the last floor unlocked in Zero Tolerance.	15
Rush B	Killed fifty enemies with the shotgun on the last floor unlocked in Zero Tolerance.	30
Rush Z	Killed hundred enemies with the shotgun on the last floor unlocked in Zero Tolerance.	90
Silent Killer	Killed hundred enemies with the handgun on the last floor unlocked in Zero Tolerance.	90
Tactical Manners	Completed a floor without losing any soldier in Zero Tolerance.	30
Twelve Solutions	Completed a level only using the shotgun in Zero Tolerance.	30
Welcome Party!	Completed the First Floor in Zero Tolerance.	15
Who needs a doctor?	Completed a floor without getting a medkit in Zero Tolerance.	90
You are playing it wrong	Completed a level without clearing the floor in Zero Tolerance Underground.	15