Full list of all 20 Tiny Troopers achievements worth 200 gamerscore. It takes around 6-8 hours to unlock all of the achievements on Windows Phone.
Kill 50 Enemies with an Airstike
Kill 50 Enemies with Rockets
Kill 50 Enemies with Delta Force
Kill 50 Enemies with Machine Gunner
Complete Chapter 3
Fully Upgrade You Squad
Complete Chapter 2
Destroy 10 Tanks
Order 10 items from HQ
Complete Chapter 1
Earn 200,000 Command Points
Kill 50 Enemies with Grenades
Destroy 10 Towers
Collect 25 Dog Tags
Kill 100 Enemies
Use one of each heavy weapon on a single mission
Use an Airstrike to Kill 3 Enemies At Once
Loose 5 Troopers to Mines
Loose the first mission
Complete the Tutorial