Get To And Complete "Moscow" To Trigger This Achievement.
- Meet Up With Lagner
- Secure The Train
- Search Nearby Areas For 100 Fuel (There Is More Than 100)
Remember To Use Cover And Med-kits As Much As You Can, And The Machine Gun Emplacement Towards The End.
- Enemies Will Come At You From 3 Directions At The End Of The Mission.
- Defeat A Wave, Then Send Out Troops To Look For Fuel, Then Repeat.
Good Luck!