World War Battlefield Sniper

Become a world class top sniper and defend your fortress. The world war has begun and lots of great soldiers has joined the fight. You are holding up the front line from being assaulted by enemies army. Your task is to use powerful weapon to defend. This will be a tough modern war and there are lots of weapons like canons, tanks, rockets used for attacking your fortress. Can you prove yourself to be the best elite member in Marine team? Use your great shooting skills and take down the terrorists. Win this war!