Complete the following achievements to unlock Xbox Live Gamerscore points.

Captain (5 points): Earn a bonus city Evolved game - Normal difficulty. 

Major (15 points): Score 25,000 points Evolved game - Normal difficulty. 

Colonel (20 points): Score 100,000 points Evolved game - Normal difficulty. 

General (25 points): Score 50,000 points Classic game - Normal difficulty. 

Maniac (20 points): Score 20,000 points Evolved game - Throttle Monkey mode. 

Ace (10 points): Have 8 cities in total Evolved game - Normal difficulty. 

Sniper (10 points): Clear a level with only 4 shots Evolved game - Normal difficulty. 

Maverick (25 points): Destroy 6 missiles with 1 shot Evolved game - Normal difficulty. 

Hotshot (15 points): Reach level 6 without wasting a shot Evolved game - Normal difficulty. 

Wildfire (15 points): Reach level 4 within 60 seconds Evolved game - Normal difficulty. 

Sentry (20 points): Reach level 11 without losing a base Evolved game - Normal difficulty. 

Sidewinder (20 points): Destroy 10 smart bombs in 1 game Evolved game - Normal difficulty.